Dr. Yoseph Bar-Cohen Homepage

For further information please see the JPL's NDEAA Webhub

NASA NEW TECHNOLOGY REPORTS (NTR)

1. Y. Bar-Cohen and A. K. Mal, "Nondestructive Determination of Elastic Properties of Composite Materials Using Leaky Lamb Wave Measurements," New Technology Report (NTR), Item No. 8289, Docket No. 18729, Dec. 16, 1991, NASA Tech. Briefs, Vol. 17, 11 (November 1993), pp. 76-77.

2. Y. Bar-Cohen, R. V. Bugga and A. I. Attia, “Nondestructive Detection and Monitoring of Corrosion,” NTR, Docket No. 18730, July 13, 1993, and “Corrosion-Indicating Pigment and Probes,” NASA Tech. Briefs, Vol. 17, No. 10 (October 1993), p. 72.

3. Y. Bar-Cohen, "Automated Quality Assurance of Integrally Fastened Levers of Can Openers," NTR, Docket No. 18758, NASA Tech. Briefs, Vol. 17, No. 10 (October 1993), p. 73 and NASA Tech. Briefs, Vol. 18, No. 10 (October 1994), p. 52.

4. Y. Bar-Cohen and A. K. Mal, "A Pulsed Ultrasonic Technique for Determination of the Elastic Constants of Fiber Reinforced Constants," NTR, Item No 8488, Docket No. 18908, Jan. 12, 1993, NASA Tech. Briefs, 18, No. 8, (August 1994), pp. 70-71.

5. Y. Bar-Cohen, T. Chung, N. Marzwell and G. Carman, "C-scan using Portable Laser Ultrasonic and Thermographic Inspection System (PLUTIS),” NTR, Item No. 8846, Docket No. 19260, July 2, 1993, and NASA Tech. Briefs, Vol. 20, No. 2 (February 1996), p. 27.

6. Y. Bar-Cohen, "Controlling Mirror Tilt Using a Bimorph Actuator", NTR, Item No 8890, Docket No. 19303, October 7, 1993, and NASA Tech. Briefs, Vol. 19, No. 11, 1995.

7. Y. Bar-Cohen, "Triple Cantilever Articulation Device", NTR, Item No 8898, Docket No. 19312, October 29, 1993. NASA Tech. Briefs, Vol. 20, No. 10, 1996, p. 5a, 6a.

8. Y. Bar-Cohen, "Remotely Interrogatable Strain Gage Imbedded in Composite Materials," NTR, Item No 8952, Docket No. 19355, Dec. 10, 1993. “X-ray Moire Technique for Measuring Strains in Composites,” NASA Tech. Briefs, Vol. 20, No. 9, 1996, p. 10a.

9. Y. Bar-Cohen, B. Joffe and S.-S. Lih, "Pump Using Flexural Traveling Wave Using No Physically Moving Parts", NTR, Item No. 9351, Docket 19737, August 15, 1995. NASA Tech. Briefs, Vol. 21, No. 4, 1997, p. 66-67. U.S. Patent No. 5,961,298, October 5, 1999.

10. Y. Bar-Cohen, “Pump Using Pistons and Valve Made of Electroactive Actuators", NTR, Docket 19792, NASA Tech. Briefs, Vol. 20, No. 10, (1996), p. 94 & 96. U.S. Patent No. 5,630,709, May 20, 1997.

11. Y. Bar-Cohen, S.-S. Lih and W. Grandia, “High Torque Ultrasonic Motor System Using a Series of Connected Individual Motors and a Stack of Piezoelectric Drivers,” NTR, Item No. 9447, Docket 19835, Nov. 14, 1995 (Patent application, CIT 2428, Submitted on April 17, 1996), NASA Tech. Briefs, Vol. 20, No. 10, 1996, p. 12b

12. Y. Bar-Cohen, B. Joffe and P. Backes, "Multifunction Automated Crawling System (MACS)", NTR, Item No. 9460, Docket 19847, Nov. 29, 1995. NASA Tech. Briefs, Vol. 21, No. 8, August 1997, p. 80. U.S. Patent No. 5,890,553, April 6, 1999, and U.S. Patent No. 6,105,695, August 22, 2000.

13. Y. Bar-Cohen, B. Joffe, and J. Simpson, “Electroactive Muscle Actuators (EMA),” NTR, Item No. 9649, Docket 20017, August 22, 1996. Provisional Patent disclosure (Authorized September 10, 1997). Modified on Sept. 15, 1997. Received Space Act Award on October 28, 2008.

14. Y. Bar-Cohen, T. Xue, M. Shahinpoor and S.-S. Lih, "Electroactive Polymer Gripping End-Effector," NTR, Item No. 9741, Docket 20103, July 15, 1997. U.S. Provisional Patent CIT 2665 (Submitted on July 25, 1997 under reference 06618/185001), NASA Tech Briefs, Vol. 22, No. 10, 1998, p. 78.

15. Y. Bar-Cohen and B. Joffe, “Magnetically Attached Multifunction Maintenance Rover (MAGMER),” NTR, Docket 20229, Item No. 9854, February 6, 1997. U.S. Provisional Patent CIT 2680 August 4, 1997. NASA Tech Briefs, Vol. 29, No. 7, 2005, pp. 42-43.

16. Y. Bar-Cohen, and S. -S. Lih, “Ultrasonic system for Rapid Material Stiffness Constants Determination (RMSCD),” NTR, February 20, 1997, Item No. 9856, Docket 20231, August 4, 1997. U.S. Patent No. 6,092,421, July 25, 2000.

17. Y. Bar-Cohen and M. Shahinpoor, "Multifunction Dexterous Boro-Robot (MDBR)," NTR, Item No. 9881, Docket 20268, October 1, 1997, U.S. Provisional Patent CIT 2706, Filed October 15, 1997, NASA Tech Briefs, Vol. 22, No. 8, 1998, pp. 36-38.

18. Y. Bar-Cohen, T. Xue and M. Shahinpoor, "Surface Wiper Actuated by Electroactive Polymers (SWEP)," NTR, Item No. 9970, Docket 20371, January 19, 1998. NASA Tech Briefs, Vol. 23, No. 2, 1999, pp. 7b-8b.

19. Y. Bar-Cohen, T. Xue, B. Lucky, C. Abidin and M. Turner, "Robotic Articulation Using Electroactive Actuators" NTR, Item No. 9990, Docket 20393, April 2, 1998. NASA Tech Briefs, Vol. 23, No. 6, 1999, pp. 12b-13b.

20. Y. Bar-Cohen, “Ultrasonic Detector and Identifier of Landmines (UDIL),” NTR Docket 20381, April 8, 1998; Docket 20399, submitted December 19, 1997, Class 1 Award, April 21, 1998. NASA Tech Briefs, Vol. 25, No. 10, 2001, pp. 8b.

21. Y. Bar-Cohen, S. G. Kersey, C. S. Daksla and A. Blanosky, "Quasi Real-Time Leaky Lamb Wave (QRT-LLW) Test System Using a Multiplexed Setup," NTR, Dec. 2, 1997, Item No. 9997, Docket 20400, March 31, 1998, NASA Tech Briefs, Vol. 23, No. 1, 1999, pp. 63-64, U.S. Patent No. 6,247,367, June 19, 2001.

22. Y. Bar-Cohen, "Active Reading Display for Blind (ARDIB), NTR, February 5, 1998, Item No. 0008b, Docket 20410, April 9, 1998. NASA Tech Briefs, Vol. 25, No. 2, Feb. 2001, pp. 37-38.

23. Y. Bar-Cohen and S. Leary, "Miniature Electro-Active Polymer Rake (MEAR) for Displacement of Particulate or Powdery Obstacles," NTR, Oct. 9, 1998, Item 0210B, Docket No. 20613 Dec. 17, 1998. NASA Tech Briefs, Vol. 25, No. 10, 2001, pp. 6b-8b.

24. Y. Bar-Cohen and J. Kovach, "Early Detection of Ovarian Cancer Using Pulsed Ultrasonically induced Resonant Cavitation (PURC)," NTR, January 4, 1999, Item No. 0220b, Docket 20623, April 27, 1999. Provisional Patent Application #60/149,901 date Aug. 23, 1999. U.S. Patent No. 6,406,429, June 18, 2002.

25. Y. Bar-Cohen, M. Kabo, H. Kwong-Fu, P. Lee, J. Wang and A. Mal, "Transcutaneous Spine Trauma and Disorders Treatment Using Ultrasonically Induced Confined Heat (ULICH) Zone," NTR, January 12, 1999, Item No. 0227b, Docket 20632, April 27, 1999b, U.S. Provisional Patent CIT 2984 on August 23, 1999.

26. Y. Bar-Cohen, C. Mavroidis, M. Bouzit, C. Pfeiffer and B. Dolgin, "Remote MEchanical MIrroring using Controlled stiffness and Actuators (MEMICA)," NTR, January 18, 1999, Item No. 0237b, Docket 20642, January 27, 1999. Submitted as Provisional Patent on August 24, 1999, Rutgers U. Docket #99-0056, Attorney’s Docket No. 744-16P. NASA Tech Briefs, Vol. 24, No. 2, Feb. 2000, pp. 7a-7b. Filled for patent on Sept. 11, 2000.

27. Y. Bar-Cohen, “High Precision Multi-DoF Surface Acoustic Wave Motors (USAM),” NTR, May 17, 1999, Item No. 0327b, Docket No. 20735, June 11, 1999. NASA Tech Briefs, Vol. 24, No. 12, 2000, pp. 5b-6b. Provisional Patent CIT 3082 on Sept. 29, 1999, Reference 06618/521001. Resubmitted Sept. 29, 2000. Ref. 06618/521P02.

28. Y. Bar-Cohen, S. Sherrit, B. Dolgin, T. Peterson, D. Pal and J. Kroh, “Ultrasonic/Sonic Driller/Corer (USDC) With Integrated Sensors,” NTR, August 30, 1999, Item No. 0448b, Docket No. 20856, November 17, 1999. NASA Tech Briefs, Vol. 25, No. 1, Jan. 2001, pp. 38-39. Patent was submitted on May 1, 2001, registration numbers PCT/US01/14289 and US 10/258007. U.S. Patent No. 6,863,136, “Smart-ultrasonic/sonic driller/corer,” March 8, 2005.

29. Y. Bar‑Cohen, X. Bao, A. Hull, and J. Wright “Structurally Integrated High Precision Multi-DoF Actuators (SIHMA),” NTR, August 20, 1999, Item No. 0451b, Docket No. 20859, November 11, 1999. Approved for Provisional Patent on Dec. 29, 1999, NPO 20859, CIT 3143. NASA Tech Briefs, Vol. 27, No. 2, 2003, p. 56

30. Y. Bar-Cohen, S. Leary and T. Knowles, "Helical electroded composite EAP fiber (HECEF) Actuators Emulating Biological Muscles,” NTR, November 12, 1999, Item No. 0505b, Docket No. 20909, November 23, 1999.

31. S. Sherrit, Y. Bar-Cohen, and B. Dolgin, “A System for Monitoring Accidental Immersion in Water (SAIW),” NTR, December 1, 1999, Docket No. 20926, Item No. 0521b, February 1, 2000.

32. Y. Bar-Cohen, X. Bao and N. Marzwell, “Ultrasonic Paint Loosening and Real-Time Thickness Gauging (UPL-RTG) System for enhancement of Waterjet Paint Stripping“, NTR, May 2, 2000. Item No. 0664B, Docket No. 21063, May 8, 2000. Provisional Patent CIT 3258-p filed on Aug. 14, 2000 (Ref. 06618/684P01). NASA Tech Briefs, Vol. 25, No. 5, May 2001, pp. 62-64.

33. Y. Bar-Cohen, “Ultrasonically Induced Plumbing-Free Switchable Multi-Fountains and Fog (ULIFOG),” NTR, May 1, 2000, Item No. 0662B, Docket No. 21064, May 8, 2000. NASA Tech Briefs, Vol. 26, No. 9, 2002, pp. 59-60. Registration No. 10/657,111, Filed on Sept. 9, 2003. Publication No. US-2005-0052866-A1, March 10, 2005. Patent filed under the title: “Ultrasonically Induced Plumbing-Free Controllable Plurality of Fountains and Fog (ULIFOG).” Patent No. 6,935,760, Aug. 30, 2005.

34. Y. Bar-Cohen, Virginia Olazábal, and José-María Sansiñena, “Electroactive Polymer Actuator with Selectable Deformation (EAPAS)“, NTR, October 10, 2000, Item No. 0767b, Docket No. 21174, Dec. 11, 2000. NASA Tech Briefs Vol. 26, No. 7, July 2002, pp. 31-32. Provisional Patent CIT 3373-P submitted January 17, 2001.

35. Y. Bar-Cohen, “Ultrasonically Rotating Toys (UltraToy) Driven with No Moving Parts,” NTR, November 27, 2000, Docket No. 21212, Item No. 0819b, Jan 4, 2001.

36. B. Dolgin, S. Sherrit, Y. Bar-Cohen and Z Chang, “Acoustic Binocular,” NTR, Docket No. 21227, Item No. 0808b, February 1, 2001.

37. Y. Bar-Cohen, S. Sherrit, B. Dolgin, S. Askins, and X. Bao, “Ultrasonic/Sonic Mechanism of Deep Drilling (USMOD),” NTR, Docket No. 30291, July 17, 2001 (The NTR includes T. M. Peterson, W. Bell, J. Kroh, D. Pal, R. Krahe, and S. Du), U.S. Provisional Patent Application No. 60/341,443 filed on December 20, 2001. NASA Tech Briefs, Vol. 25, No. 1, Jan. 2001, pp. 38-39. U.S. Patent No. 6,968,910, November 29, 2005

38. B. Dolgin, S. Sherrit, Y. Bar-Cohen, S. Askins, D. Sigel, X. Bao, and Z. Chang, “Ultrasonic/ Sonic Vibrating/Rotating Tool” NTR, submitted on Sept. 5, 2001, Docket No. 30370. NASA Tech Briefs, Vol. 26, No. 9, 2002, pp. 65

39. B. Dolgin, S. Sherrit, Y. Bar-Cohen, R. Rainen, S. Askins, D. Lewis, J. Carson, S. Dawson, X. Bao, Z. Chang, T. Peterson, and D. Bickler, “Ultrasonic Rock Abrasion Tool (URAT),” NTR submitted on Oct. 12, 2001, Docket No. 30403. NASA Tech Briefs, Vol. 30, No. 7, 2006, pp. 58

40. Y. Bar-Cohen, Z. Chang, X. Bao, and S.-S. Lih “Piezopump – A Miniature Ring-Shape Peristaltic Pump,” NTR, submitted on October 26, 2001, Docket No. 30415. Provisional patent CIT-3588, submitted on 1/18/02. NASA Tech Briefs, Vol. 28, No. 2, 2004, pp. 50-51.

41. Y. Bar-Cohen, P. Mouroulis, X. Bao and S. Sherrit, “Shape controlled mirrors/antennas (SCoMA) using biologically inspired actuators,” NTR submitted on December 6, 2001, Docket No. 30487. NASA Tech Briefs, Vol. 27, No. 5, 2003, pp. 30, 32.

42. S. Sherrit, S. A. Askins, M. Gradziel, B. P. Dolgin, Y. Bar-Cohen, X. Bao, and Z. Cheng, “Novel Ultrasonic Horns for power ultrasonics,” NTR, submitted on December 6, 2001, Docket No. 30489. NASA Tech Briefs, Vol. 27, No. 4, 2003, pp. 54-55.

43. Y. Bar-Cohen, C. Mavroidis, J. Melli-Huber and A. Fisch, “An Exoskeleton with On-Demand Controlled Resistivity and Operability (ExODeCRO) Using ERF-Based Elements” NTR, submitted on February 10, 2002, Docket No. No. 30558. NASA Tech Briefs, Vol. 28, No. 10, 2004, pp. 54-55.

44. Y. Bar-Cohen, Z. Chang, M. Salama, X. Bao, S. Sherrit, C.H.M Jenkins and A. Vinogradov, “Controlled gossamer structures deployment and stability using ERF,” NTR submitted on March 12, 2002, Docket No. No. 30587, NASA Tech Briefs, Vol. 27, No. 2, 2003, p. 56

45. Y. Bar-Cohen, J. Randolph, C. Ritz, G. Cook and X. Bao, and S. Sherrit, “Sample Preparation, Acquisition, Handling and Delivery (SPAHD) System using the Ultrasonic/Sonic Driller/Corer (USDC) with Interchangeable Bits,” NTR submitted on May 1, 2002, Docket No. 30640, NASA Tech Briefs, “System would acquire core and powder samples of rocks,” Vol. 30, No. 8, 2004, pp. 46-47.

46. S. Sherrit, X. Bao, Y. Bar-Cohen, B. Dolgin, and Z. Chang, “Ultrasonic Crusher for Crushing, Milling, and Powdering,” NTR submitted on June 21, 2002, Docket No. 30682, NASA Tech Briefs, Vol. 28, No. 8, 2004, pp. 48-49.

47. Y. Bar-Cohen, S. Sherrit, Y. E. Krasik, J. Felsteiner and X. Bao, “Compact Solid-State Ferroelectric-Based Source (SSFBS) of Charged Particles and Radiation,” NTR submitted on June 28, 2002, Docket No. 30694. NASA Tech Briefs, Vol. 29, No. 6, 2005, pp. 68-69, Patent application #11/035,447 filed on Jan. 14, 2005

48. C. Paustian, Y. Bar-Cohen, J. L. Lopes, S. Sherrit, Z. Chang, D. L. Folds and X. Bao, “Sonar Lenses with Controllable Directivity using ERF (SLCoDE),” NTR submitted on November 13, 2002, Docket No. 30884, NASA Tech Briefs, Vol. 28, No. 1, 2004, p. 54-55

49. Y. Bar-Cohen and S. Sherrit, “Thermocouple-on-the-bit a real time sensor of the hardness of drilled objects,” NTR submitted on February 1, 2003, Docket No. 40132. NASA Tech Briefs, Vol. 32, No. 8, 2008, pp. 60.

50. Y. Bar-Cohen, S. Sherrit, and B. Dolgin “Detection and Mapping Underground Facilities Using a Sonic-Boom Sounder (SBS),” NTR Docket No. 40116, submitted on February 3, 2003.

51. Y. Bar-Cohen, “Tactile Electro-Active Braille Display (TEABDI) for Presentation of Text and Graphics to Blind,” NTR Docket No. 40254, submitted on March 15, 2003.

52. X. Bao, Y. Bar-Cohen, and S. Sherrit, “Single-layer electroactive polymer mirror with controllable focus,” NTR submitted on March 21, 2003, Docket No. 40275, NASA Tech Briefs, Vol. 28, Sept. 2004

53. E. H Yang, B.M. Levine, R. Morgan, and Y. Bar-Cohen, “Re-configurable large optical mirror in space,” NTR submitted on June 5, 2003, Docket No. 40453.

54. S. Sherrit, Y. Bar-Cohen, X. Bao, Z. Chang, D. Blake and C. Bryson, “Ultrasonic/Sonic Rock Powdering Sampler and Delivery Tool,” NTR Docket No. 40564, submitted on August 13, 2003, NASA Tech Briefs, Vol. 28, No. 1, 2004, pp. 51.

55. Y. Bar-Cohen, S. Sherrit and J. L. Herz “Ultrasonic/Sonic Jackhammer (USJ),” NTR Docket No. 40771, submitted on October 31, 2003. NASA Tech Briefs, Vol. 29, No. 5, 2005, pp. 51-52. Provisional Patent was filed on 1/9/2004, CIT File #4025-P. Extended 3 times, Submitted on January 31, 2007. Response from the patent office has been appealed in Feb. 2012. Notice of Allowance has been given on August 18, 2014. US Patent Number 8,910,727 was filled on 12/16/2014 (Caltech)

56. Y. Bar-Cohen, and S. Sherrit, “Self-Mountable and Extractable Ultrasonic/Sonic Anchor (U/S-Anchor),” NTR Docket No. 40827, submitted on December 9, 2003. U.S. Patent No. 7,156,189, January 2, 2007. NASA Tech Briefs, Vol. 33, No. 2, 2009, pp. 47-48.

57. Y. Bar-Cohen, “Biomimetic Reconfigurable Robotic Structures (BIRERS) with Mobility, Controlled Rigidity and Haptic Capability,” NTR Docket No. 40947, submitted on February 21, 2004.

58. Y. Bar-Cohen, and S. Sherrit, “Octopus-shape robotic arm (OSRAM) having multiple degrees of freedom and tentacles with end-effector tools,” NTR Docket No. 40948, submitted on February 24, 2004.

59. S. Sherrit, Y. Bar-Cohen, Z. Chang and X. Bao, “Dog Bone Piezoelectric Actuation Horns,” NTR Docket No. 40949, submitted on February 25, 2004. NASA Tech Briefs, Vol. 31, No. 12, 2007, pp. 48, 50.

60. Y. Bar-Cohen, T. P. Rivellini, J. Wincentsen, and R. Gershman “Simultaneous Separation, Seaming and Sealing using Brazing (S³B) for Sample Containerization and Planetary Protection,” NTR Docket No. 41024, submitted on April 6, 2004. Space Act Award on August 10, 2006. NASA Tech Briefs, Vol. 31, No. 8, 2007, pp. 42, 44.

61. S. Sherrit, Y. Bar-Cohen, and X. Bao, “Efficient Electromechanical Network Model for Wireless Acoustic-Electric Feed-throughs (WAEF),” NTR Docket No. 41157, submitted on June 21, 2004. NASA Tech Briefs, Vol. 32, No. 6, 2008, pp. 70,

62. Y. Bar-Cohen, “Borehole wall stabilization by lining recoiling rigidizable thin-foil tiles,” NTR Docket No. 41436, submitted on November 3, 2004.

63. X. Bao, Y. Bar-Cohen, Z. Chang, S. Sherrit and R. Stark, “Ultrasonic/Sonic Impacting Penetrator (USIP),” NTR Docket No. 41666, submitted on December 22, 2004. NASA Tech Briefs, Vol. 32, No. 4, 2008, pp. 58, 60.

64. S. Sherrit, M. Badescu, Y. Bar-Cohen, Z. Chang, X. Bao, “Portable Rapid and Quiet Drill (PRAQD),” NTR Docket No. 42131, submitted on April 8, 2005. Patent disclosure submitted on Feb. 2006. NASA Tech Briefs, Vol. 31, No. 10, 2007, pp. 36, 38]

65. J. Aldrich, S. Sherrit, M. Badescu Y. Bar-Cohen, X. Bao, and Z. Chang, “Controller using extremum-seeking to drive heavily perturbed electroactive actuators at resonance” NTR Docket No. 43519, submitted on February 9, 2006. NASA Tech Briefs, Vol. 32, No. 4, 2008, pp. 40, 42

66. S. Sherrit, Y. Bar-Cohen, M. Badescu, X. Bao, Z Chang, C. Jones, J. Aldrich, “Compact Non-Pneumatic Powder Sampler (NPPS),” NTR Docket No. 43614, submitted on February 23, 2006. Tech Briefs, Vol. 32, No. 7, 2008, pp. 56-57

67. S. Sherrit, X. Bao and Y. Bar-Cohen, “Acoustic Transducer Performance Enhancement using Impedance Matching Layers consisting of Solid Micro Horn Array (SMIHA)”, NTR Docket No. 43907, submitted on May 4, 2006.

68. S. Sherrit, M. Badescu, Y. Bar-Cohen, J. Barengoltz, and V. Heckman, “Piezoelectric Bolt/Pin Shearing Device,” NTR Docket No. 43977, submitted on May 15, 2006.

69. M. Badescu, S. Sherrit, Y. Bar-Cohen, X. Bao, and S. Kassab, “Ultrasonic/Sonic Rotary-Hammer Drill (USRoHD),” NTR Docket No. 44765, submitted on December 19, 2006. NASA Tech Briefs, Vol. 34, No. 7, 2010, pp. 41-42. U.S. Patent No. 7,740,088, June 22, 2010. (NASA). Space Act Award July 21, 2011.

70. S. Sherrit, B. Doty, X. Bao, Y. Bar-Cohen, M. Badescu, and Z. Chang, “Highly efficient wireless transmission of high power and signals through solid walls using Acoustic-Electric feed-through mechanism,” NTR Docket No. 44928, submitted on February 13, 2007. A provisional patent was submitted on April 23, 2007. NASA Tech Briefs, Vol. 32, No. 9, 2008, pp. 81

71. Y. Bar-Cohen, M. Badescu, T. Iskenderian, S. Sherrit, X. Bao, and R. Lindemann, “Penetrator with foldable bit for packing in a compact configuration and unfolding for deep drilling,” NTR Docket No. 45289, submitted on July 16, 2007. NASA Tech Briefs, Vol. 34, No. 5, 2010, pp. 50-51.

72. Y. Bar-Cohen, A. K. Olorunsola, M. Badescu, X. Bao, and S. Sherrit, “Simultaneous sealing and external surface sterilization of containers with samples,” NTR Docket No. 45610, submitted on September 25, 2007. NASA Tech Briefs, Vol. 32, No. 12, 2008, pp. 38, 40.

73. S. Sherrit, M. Badescu, and Y. Bar-Cohen, “Miniature Low-Mass Drill Actuated by Flextensional Piezo-Stack (DAFPiS)” NTR Docket No. 45857, Submitted on January 8, 2008. NASA Tech Briefs, Vol. 34, No. 8, 2009, pp. 25.

74. Y. Bar-Cohen, M. Badescu, and S. Sherrit, “Rapid Rotary-Percussive Auto-Gopher for deep subsurface penetration and sampling,” NTR Docket No. 45949, Submitted on February 20, 2008. NASA Tech Briefs, Vol. 33, No. 8, 2009, pp. 38-40.

75. M. Badescu, Y. Bar-Cohen, P. Backes, S. Sherrit, X. Bao, and J. S. Scott, “Sample sealing system and method of sealing for sample return missions,” NTR Docket No. 46089, Submitted on April 1, 2008. NASA Tech Briefs, Vol. 34, No. 5, 2010, pp. 48-49.

76. Y. Bar-Cohen, X. Bao, S. Sherrit, M, Badescu, S.-S. Lih, “High speed transport of fluid drops and solid particles via surface acoustic waves (SAW) using no physically moving parts,” NTR Docket No. 46252, Submitted on May 28, 2008. NASA Tech Briefs, Vol. 36, No. 12, 2012, pp. 37-38.

77. S. Sherrit, J. Scott, Y. Bar-Cohen, M. Badescu and X. Bao, “Low frequency vibrations of asymmetric grooved surfaces for particles transport, size sorting and sampling,” NTR Docket No. 46334, Submitted on June 26, 2008. NASA Tech Briefs, Vol. 34, No. 8, 2010, pp. 44-45.

78. J. Aldrich, Y. Bar-Cohen, S. Sherrit, M. Badescu, X. Bao, and J. Scott, “Percussive Augmenter of Rotary Drills (PARoD) for Operating as a Rotary-Hammer Drill,” NTR Docket No. 46550, Submitted on September 11, 2008. NASA Board (Space Act) Award on July 18, 2010. NASA Tech Briefs, Vol. 38, No.7, 2014, pp. 40-41.

79. S. Sherrit, A. Trebi-Ollennu, R. Bonitz and Y. Bar-Cohen, ”Miniature Piezoelectric Macro Mass Balance,” NTR Docket No. 47161, Submitted on June 15, 2009. NASA Tech Briefs, Vol. 34, No. 9, 2010, pp. 50.

80. S. Sherrit, X. Bao, M. Badescu, and Y. Bar-Cohen, “Single Piezo-Actuator Rotary-Hammering (SPaRH) Drill,” NTR Docket No. 47216, Submitted on July 21, 2009. NASA Tech Briefs, Vol. 35, No. 3, 2011, pp. 48.

81. M. Badescu, D. B. Bickler, S. Sherrit, Y. Bar-Cohen, X. Bao, and N. H. Hudson, “Rolling tooth core break-off and retention mechanism.” NTR Docket No. 47354. Submitted on October 19, 2009. NASA Tech Briefs, Vol. 35, No. 6, 2011, pp. 50-51. U.S. Patent No. 8,657,027, February 25, 2014. (Caltech).

82. M. Badescu, S. Sherrit, Y. Bar-Cohen, X. Bao, and P. G. Backes, “Scoring dawg - core break-off and retention mechanism,” NTR Docket No. 47355. Submitted on October 19, 2009. NASA Tech Briefs, Vol. 35, No. 6, 2011, pp. 48-49.

83. M. Badescu, S. Sherrit, Y. Bar-Cohen, X. Bao, and R. A. Lindemann, “Praying mantis - bending core break-off and retention mechanism, NTR Docket No. 47356. Submitted on October 19, 2009. NASA Tech Briefs, Vol. 35, No. 6, 2011, pp. 49-50.

84. Y. Bar-Cohen, S.-S. Lih, M. Badescu, X. Bao, S. Sherrit, S. Widholm, J. Scott, J. Blosiu, “In-service monitoring of steam pipe systems at high temperatures,” NTR Docket No. 47518, Submitted on January 28, 2010. A patent was submitted on March 9, 2011. NASA Tech Briefs, Vol. 35, No. 9, 2011, pp. 84-86. U.S. Patent No. 8,632,244, January 21, 2014. (Caltech)

85. Y. Bar-Cohen, M. Badescu, and S. Sherrit, “Acquisition and retaining granular samples via rotating coring bit,” NTR Docket No. 47606, Submitted on April 2, 2010. A Provisional Patent Application No. 61/406,459 Caltech filing No. CIT-5627-P, was filed on 10/25/2010 and re-filed on 8/29/2011 (Caltech). NASA Tech Briefs, Vol. 37, No. 9, 2013, pp. 73-74.

86. S. Sherrit, X Bao, M. Badescu, Y. Bar-Cohen, and P. Allen, “Monolithic Flexure Pre-Stressed Ultrasonic Horns,” NTR Docket No. 47610, Submitted on April 7, 2010. A Provisional Patent Application 61/362,164 was filed on July 8, 2010, Caltech filing No. CIT-5624-P. A patent was submitted on July 7, 2011. NASA Tech Briefs, Vol. 35, No. 11, 2011, pp. 46, 48. US Patent Number 8,958,270 was filed on Feb. 17, 2015 (Caltech).

87. X. Bao, S. Sherrit, M. Badescu, Y. Bar-Cohen, S. Askins, and P. Ostlund, ”Free-mass and interface configurations of hammering mechanisms,” NTR Docket No. 47780, Submitted on August 8, 2010. A Provisional Patent Application No. 61/407,159 Caltech filing No. CIT-5718-P was filed on 10/27/2010. Patent application No. USSN 13/282,660, and International Application No. PCT/US11/57998 were filled on October 27, 2011; (Caltech). NASA Tech Briefs, Vol. 36, No. 5, 2012, pp. 56-57. US Patent No. 8,960,325 filed on Feb. 24, 2015.

88. X. Bao, M. Badescu, S. Sherrit, Y. Bar-Cohen, K. Kerenyi, S.-S. Lih, Z. Chang, S. Widholm, P. Ostlund, and B. P. Trease, “Sensor for boundary shear stress in fluid flow,” NTR Docket No. 47812, submitted on September 13, 2010. Provisional Patent filed on Dec. 13, 2010. NASA Tech Briefs, Vol. 36, No. 4, April. 2012, pp. 31-32

89. S. Sherrit, X. Bao, M. Badescu, Y. Bar-Cohen, P. Ostlund, P. Allen, and D. Geiyer, “Planar Rotary Piezoelectric Motor using Ultrasonic Horns,” NTR Docket No. 47813, Submitted on October 5, 2010. A Provisional Patent was filed on July 7, 2011. NASA Tech Briefs, Vol. 35, No. 7, 2011, pp. 41.

90. Y. Bar-Cohen, M. Badescu, and S. Sherrit, “On-command force and torque impeding devices (OC-FTID) using ERF,” NTR Docket No. 48393, submitted on September 7, 2011. Provisional Patent Number NPO 48393 was filed on Nov. 21, 2011 (NASA). NASA Tech Briefs, Vol. 38, No.1, 2014, pp. 44-45.

91. S. Sherrit, Y. Bar-Cohen, and X. Bao, “Acoustic Mechanical Feed-throughs (AMF): for producing work across a structure,” NTR Docket No. 48422, submitted on September 22, 2011. Provisional Patent CIT-6037-P was filed on Nov. 29, 2011, extended on 12/02/2012 (Caltech). NASA Tech Briefs, Vol. 38, No. 4, 2014, pp. 56-57. A Patent was filed on Dec. 2, 2014 and was assigned US Serial No. 14/557,844

92. M. Badescu, S. Sherrit, and Y. Bar-Cohen, “Mobility augmentation system using switchable spring mechanisms,” NTR Docket No. 48462, submitted on December 20, 2011. Provisional Patent was filed on 3/1/2012; refilled on March 4, 2013, CIT File # 6130-P. NASA Tech Briefs, Vol. 38, No. 11, 2014, pp. 66-67.

93. M. Badescu, Y. Bar-Cohen and S. Sherrit, “Hydraulic pressure distribution system,” NTR Docket No. 48461, submitted on December 20, 2011. Provisional Patent was filed on 3/1/2012; refilled on March 4, 2013, refilled on March 5, 2014, refilled again on 3/6/2015, CIT File # 6129-P4. NASA Tech Briefs, Vol. 40, No. 8, 2016, pp. 44-45.

94. M. Badescu, S. Sherrit, and Y. Bar-Cohen, “Compact, low force, low noise linear actuator,” NTR Docket No. 47991, submitted on December 20, 2011. NASA Tech Briefs, Vol. 36, No. 9, 2012, pp. 70-71; Also, under NASA Tech Briefs, Motion Control and Automation Technology, Vol. 36, No. 10, 2012, pp. 9a-10a.

95. Y. Bar-Cohen, E. Archer, X. Bao, and S. Sherrit, “Minimally obstructed communication via acoustic modems in fluid filled pipes”, NTR Docket No. 48720, Submitted on May 17, 2012. Provisional Patent was filed on 6/7/2012, CIT File #6226-P. (Caltech) NASA Tech Briefs, Vol. 38, No. 9, 2014, pp. 39-40. Y. US Patent No. 9,418,647, Aug. 16, 2016 (Caltech).

96. S. Sherrit, M. Badescu, X. Bao, and Y. Bar-Cohen, “Planar and Non-Planar Multi Bifurcating Stacked Radial Diffusing Valve Cages”, NTR Docket No. 48745, Submitted on June 6, 2012. Provisional Patent was filed on 6/18/2012, CIT File #6231-P. (Caltech) NASA Tech Briefs, Vol. 39, No. 5, 2015, pp. 44-45.

97. X. Bao, S. Sherrit, M. Badescu, Y. Bar-Cohen, and J. Hull, “Hydraulic high pressure valve controller using the in-situ pressure difference”, NTR Docket No. 48798, Submitted on July 25, 2012. A Provisional Patent Application was filed by Caltech filing No. 61/718,063 CIT-6354-P on 10/24/2012. USA and international patents were filed under Serial No. 14/174,575 and PCT/US14/15176 on February 6, 2014 (Caltech). Pub. No.: US 2014/0110612 Al; Apr. 24, 2014. On Oct. 3, 2014, claims 2-15 were allowed and needs to be paid by Jan. 12, 2015. US Serial No.: 14/062,303, Feb. 27, 2016: The allowed claims are 1-14 the others have been rejoined and allowed. NASA Tech Briefs, Vol. 38, No. 11, 2014, pp. 58-59. Registered Patent 9,316,329 dated April 19, 2016.

98. M. Badescu, Y. Bar-Cohen, S. Sherrit, and X. Bao, “Piezo-actuated vibratory augmenter of rotary deep drills”, NTR Docket No. 48871, Submitted on Sept. 12, 2012. A Provisional Patent Application was filed by Caltech filing No. CIT-6356-P was filed on 10/25/2012. Not continued 9/16/2016.

99. X. Bao, M, Badescu, S. Sherrit, J. Hall, and Y. Bar-Cohen, “Multipath multistage erosion-resistive valve for downhole flow control”, NTR Docket No. 48980, Submitted on Jan. 10, 2013. A Provisional Patent Application was filed by Caltech filing No. CIT- 6448-P was filed on 02/11/2013. US and international patents were filed under Serial No. 14/174,575 and PCT/US14/15176 on February 6, 2014 (Caltech). NASA Tech Briefs, Vol. 40, No. 2, 2016, pp. 44-45.

100. H.J. Lee, Y. Bar-Cohen, X. Bao, and S. Sherrit, “High temperature ultrasonic probe for in-service health monitoring of steam pipes”, NTR Docket No. 49045, Submitted on Feb. 12, 2013. A Provisional Patent Application was filed by Caltech filing No. CIT-6534-P was filed on 04/23/2013. NASA Tech Briefs, Vol. 39, No.1, 2015, pp. 20-21. The patent was filed as follows: Y. Bar-Cohen, M. Badescu, S.-S. Lih, S. Sherrit, N. Takano, P. N. Ostlund, H. J. Lee, X. Bao, “High temperature ultrasonic probe and pulse-echo probe mounting fixture for testing and blind alignment on steam pipes,” U.S. Patent No. 9,586,234 B2 filed on March 7, 2017 (Caltech)

101. Y. Bar-Cohen, M. Badescu, N. Takano, P. Ostlund, S.-S. Lih, and S. Sherrit, “Pulse-Echo probe mounting fixture for blind alignment on pipes”, NTR Docket No. 49046, Submitted on Feb. 12, 2013. A Provisional Patent Application was filed by Caltech filing No. CIT-6533-P was filed on 04/23/2013. NASA Tech Briefs, Vol. 40, No.1, 2016, pp. 36-37. A patent was filled as follows Y. Bar-Cohen, M. Badescu, S.-S. Lih, S. Sherrit, N. Takano, P. N. Ostlund, H. J. Lee, X. Bao, “High temperature ultrasonic probe and pulse-echo probe mounting fixture for testing and blind alignment on steam pipes,” U.S. Patent No. 9,586,234 B2 filed on March 7, 2017 (Caltech) also, Patent disclosure was submitted under Serial Number: 15/413,237, Filed: 1/23/2017 and was registered as follows: Y. Bar-Cohen, M. Badescu, S.-S. Lih, S. Sherrit, N. Takano, P. Ostlund, H. J. Lee, and Xiaoqi Bao, “High temperature ultrasonic probe and pulse-echo probe mounting fixture for testing and blind alignment on steam pipes” U.S. Patent No. 10,605,784 B2, registered on March 31, 2020

102. S.-S. Lih, H.J. Lee, Y. Bar-Cohen, and X. Bao, “Signal processing for high Temperatures health monitoring of condensed water height in steam pipes”, NTR Docket No. 49048, Submitted on Feb. 12, 2013. Patent filed reference No. USSN 14/109,470 on Dec. 17, 2013, CIT-5563_CIP. The Patent Application Publication US No. is 2014/0107954 Al, Pub. No.: US 2014/0153368 Al, Pub. Date: June 5, 2014 (Caltech) NASA Tech Briefs, Vol. 39, No. 11, 2015, pp. 52- 53. US Patent No. 9,404,891, August 2, 2016 (Caltech).

103. Y. Bar-Cohen, S. Sherrit, and M. Badescu, “Miniature multi-functional self-braking vehicle actuated by piezoelectric stacks thru the fuselage walls”, NTR Docket No. 49101, Submitted on March 21, 2013. A Provisional Patent Application was filed by Caltech filing No. CIT-6599-P was filed on 06/28/2013. NASA Tech Briefs, Vol. 40, No.1, 2016, pp. 36

104. M. Badescu, L. Avellar, S. Sherrit, Y. Bar-Cohen, and W. Zimmerman, “Pneumatic sample acquisition and transfer”, NTR Docket No. 49167, Submitted on May 14, 2013. NASA Tech Briefs, Vol. 38, No. 5, 2014, pp. 48.

105. M. Badescu, and Y. Bar-Cohen, “Piezoelectric actuated valve for operation at extreme environmental conditions”, NTR Docket No. 49276, Submitted on August 13, 2013. Provisional Patent Application was filed by Caltech on 10/03/2013. NASA Tech Briefs, Vol. 38, No.8, 2014, pp. 24-26.

106. M. Badescu, X. Bao, and Y. Bar-Cohen, “Shape Memory Alloy (SMA)-based launch lock”, NTR Docket No. 49294, Submitted on August 22, 2013. NASA Tech Briefs, Vol. 38, No.7, 2014, pp. 38-39.

107. S. Sherrit, Y. Bar-Cohen, X. Bao, and P. Walkemeyer “Microphones and Accelerometer Sensors Network for Acoustic Diagnostics (MASNAD)”, NTR Docket No. 49405, Submitted on December 2, 2013. NASA Tech Briefs, Vol. 39, No.4, 2015, pp. 30, 32.

108. Y. Bar-Cohen, S. Sherrit, X. Bao, G. Adams, M. Badescu, and P. Walkemeyer, “Piezoelectric actuator with dual-horns that are separately controllable to drive rovers along a single axis”, NTR Docket No. 49438, Submitted on January 2, 2014. Provisional Patent Application was filed by Caltech (No. CIT-6855) on 02/14/2014. Extended on 1/27/2016. Motion Control (NASA Tech Briefs Supplement), Vol. 41, No 2, Feb 2017, pp. 21-22 and NASA Tech Briefs, Vol. 41, No 11, Nov 2017, pp. 46.

109. Y. Bar-Cohen, M. Badescu, B. Behdad, and R. Brenta. “Effective packing of large panels via scrolling and origami folding “, NTR Docket No. 49472, Submitted on February 10, 2014.S. Sherrit, X. Bao, Y. Bar-Cohen, and M. Badescu, “Ultrasonic horn with constrained impact mass and fixed probes”, NTR Docket No. 49500, Submitted on March 19, 2014. Provisional Patent Application was filed by Caltech CIT-6864-P5 on 03/20/2014 re-filed on 03/23/2015. Extended on 3/27/2017. Extended again on 3/28/2018. Patent application 16/367,075, Filed on March 27, 2019. Including H.J. Lee in the registered US Patent No. 11,712,717 B2, registered on Aug. 1, 2023. Patent application 16/367,075, Filed on March 27, 2019

110. S. Sherrit, X. Bao, Y. Bar-Cohen, and M. Badescu, “Ultrasonic horn with constrained impact mass and fixed probes”, NTR Docket No. 49500, Submitted on March 19, 2014. Provisional Patent Application was filed by Caltech CIT-6864-P5 on 03/20/2014 re-filed on 03/23/2015. Extended on 3/27/2017. Extended again on 3/28/2018 COMBINED WITH H. J. Lee, Y. Bar-Cohen, M. Badescu, S. Sherrit and X. Bao “Dual-Frequency Elastic wave Transmitter and Receiver (DFETR) array”, NTR Docket No. 51057, submitted on November 27, 2018. Provisional Patent Application was filed by Caltech CIT 8179-P on 1/23/2019.

111. S. Sherrit, M. Badescu, Y. Bar-Cohen, H. J. Lee, and X. Bao, “Piezoelectric actuated inchworm motor (PAIM)”, NTR Docket No., 49541, Submitted on May 9, 2014. NASA Tech Briefs, Special Supplement of Vol. 39, No.4, 2015, pp. 10a – 11a.

112. H. J. Lee, S. Sherrit, M. Badescu, X. Bao, and Y. Bar-Cohen, “Piezoelectric actuated rotary ultrasonic motor”, NTR Docket No., 49735, Submitted on October 23, 2014. Provisional Patent Application was filed by Caltech CIT-7088-P on 01/22/2015; extended to 01/27/2017. NASA Tech Briefs, Vol. 40, No. 7, 2016, pp. 42-43.

113. X. Bao, H. Chabok, H. Lee, M. Badescu, S. Sherrit and Y. Bar-Cohen, “An annular transducer consisting of liquid filled chamber for acoustic communication in downhole oil pipe,” NTR Docket No. 49859, Submitted on Apr. 30, 2015 Provisional Patent Application was filed by Caltech CIT-7183-P on 05/11/2015.

114. Y. Bar-Cohen, M. Badescu, and J. Wright, “Helmet Impact Self-Controlled Restrainer (HISCoR) for protecting football players’ head from trauma and concussion injury”. NTR Docket No. 50069, Submitted on Nov. 5, 2015 Provisional Patent Application was filed by Caltech CIT-7357-P on 11/11/2015; extended on 11/14/2016. This replaces Y. Bar-Cohen, M. Badescu, and John Wright, “Helmet Impact Self-Controlled Restrainer (HISCoR) for protecting football players’ head from trauma and concussion injury”, NTR Docket No. 50625, submitted on September 11, 2017. Provisional Patent Application No. 62/563,567 was filed by Caltech (CIT 7357-P3) on 9/26/2017. Submitted patent Sept. 12, 2018, Application No. 16/129,482. U.S. Patent No. 10,681,951, registered on June 16, 2020.

115. Y. Bar-Cohen, S. Sherrit, H. J. Lee, M. Badescu, X. Bao, Y. Shalev, J. Leavitt, “Placid-Wire - Mechanism of Penetrating Blocking/Occlusion in arteries” NTR Docket No. 50075, Submitted on Feb. 24, 2016. Provisional Patent Application No. 62/303,989 was filed by Caltech CIT 7465-P on March 4, 2016. U.S. Patent No. 10,349,972 B2, registered on July 16, 2019 (Caltech).

116. M. Badescu, Y. Bar-Cohen, X. Bao, and B. Rhodes-Wickett, “Using induction-heated brazing/soldering and double cone-within-cone for synchronous separation, sealing, seaming and external surface sterilization of containers with planetary samples”, NTR Docket No. 50188. Submitted on April 6, 2016.

117. M. Badescu, S. Sherrit, X. Bao, Y. Bar-Cohen, and J. Hall, “High pressure high flow digital valve with locking poppets and backflow prevention”, NTR Docket No. 50196. Submitted on April 8, 2016. Provisional Patent Application was filed by Caltech CIT 7497-P on 4/13/2016. M. Badescu, S. Sherrit, X. Bao, Y. Bar-Cohen, and J. Hall, “High pressure high flow digital valve with locking poppets and backflow prevention”, NTR Docket No. 50196. Submitted on April 8, 2016. Provisional Patent Application was filed by Caltech CIT 7497-P on 4/13/2016. Patent application: 15/486,221, Filed: April 12, 2017, U.S. Patent No. 10,508,513 B2, registered on December 17, 2019

118. S. Sherrit, X. Bao, H. J. Lee, Y. Bar-Cohen, M. Badescu, and S. Jackson “In-Vivo Charging and Communication Using Piezoelectric Transduction”, NTR Docket No. 50341. Submitted on Sept. 16, 2016. Provisional Patent Application was filed by Caltech CIT 7660-P on 12/13/2016.

119. S.-S. Lih, H. J. Lee, Y. Bar-Cohen and M. Badescu “Multi-probe system for measuring height of water in steam pipes with steady-state and turbulent flow conditions,” NTR Docket No. 50497, submitted on March 28, 2017. Provisional Patent Application was filed by Caltech CIT 7766-P on 4/25/2017. U.S. Patent No. 10,578,480 B2, registered on March 3, 2020

120. S. Sherrit, X. Bao, Y. Bar-Cohen, M. Badescu, and C. Lindsay, “Solid State Cooling Ring (SSCR) (Induction Heating without Liquid Cooling the Coils)”, NTR Docket No. 50623, submitted on September 8, 2017. Provisional Patent Application was filed by Caltech CIT 7883-P on 10/13/2017, CIT 7883-P2 extended on 10/15/2018.

121. Y. Bar-Cohen, M. Badescu, and John Wright, “Helmet Impact Self-Controlled Restrainer (HISCoR) for protecting football players’ head from trauma and concussion injury”, NTR Docket No. 50625, submitted on September 11, 2017. Provisional Patent Application was filed by Caltech CIT 7357-P3 on 9/27/2017.

122. D. Bridges, A. Hu, and Y. Bar-Cohen, “Low power brazing using reactive multilayer films”, NTR Docket No. 50776, submitted on February 8, 2018.

123. H. J. Lee, S.-S. Lih, and Y. Bar-Cohen “Ultrasonic pulses control and signal processing software tool for the height determination thru the pipe wall of flowing fluid under static and dynamic flow conditions”, NTR Docket No. 50828, submitted on April 12, 2018.

124. H. J. Lee, Y. Bar-Cohen, M. Badescu, S. Sherrit and X. Bao “The PARoD transducer with Multi-Stack Piezo Actuators (MuSPA)”, NTR Docket No. 51056, submitted on November 26, 2018. Provisional Patent Application was filed by Caltech CIT 8178-P on 1/23/2019. Patent “Multi-Stack Piezo Actuator”, No. 6,747,354 was registered on 01/17/2023

125. H. J. Lee, Y. Bar-Cohen, M. Badescu, S. Sherrit and X. Bao “Dual-Frequency Elastic wave Transmitter and Receiver (DFETR) array”, NTR Docket No. 51057, submitted on November 27, 2018. Provisional Patent Application was filed by Caltech CIT 8179-P on 1/23/2019. Patent application 16/367,075, Filed on March 27, 2019.

126. M. Badescu, S. Sherrit, and Y. Bar-Cohen “Tools and Deployment Method for Sensor Units for Crack and Corrosion Detection and Fatigue Prediction”, NTR Docket No. 51422, submitted on October 2, 2019.

127. S. Sherrit, Y. Bar-Cohen, M. Badescu, and X. Bao, “Embedded Sensors for Crack and Corrosion Detection and Fatigue Prediction on Ocean Risers”, NTR Docket No. 51423, submitted on October 2, 2019.

128. H. J. Lee, Y. Bar-Cohen, Y. Liu and L. A. Wade, “Piezoelectric based Ferro-X-ray source for in-situ planetary exploration”, NTR Docket No. 51465, submitted on Nov. 15, 2019.

129. Quadrelli M. B., Y. Bar-Cohen and M. Malaska, “HoverBall: Hybrid Hovercraft/Balloon for all-Terrain Explorations”, New Technology Report (NTR), No. 52051, submitted on July 8, 2021.

130. Y. Bar-Cohen, S. Sherrit, X. Bao, and M. Badescu, H. J. Lee, S.-S. Lih and M. Malaska, “Acoustic camera analyzer (AcoustiCAM) with integrated optical camera for in-situ exploration missions to planetary bodies with atmosphere”, New Technology Report (NTR) No. 52103, submitted on September 13, 2021.

131. M. Badescu, X. Bao, S. Sherrit, Y. Bar-Cohen, and H. J. Lee, “Rotary Piezomotors using piezoelectric L-shape actuators in inchworm mechanisms”, New Technology Report No. 52253, submitted on Dec. 16, 2021. Provisional Patent was filed by Caltech CIT 8766-P on 1/07/2022.

132. X. Bao, M. Badescu, S. Sherrit, Y. Bar-Cohen, and H. J. Lee, “Rotary Piezomotors driven by resonant V-shaped PZT fixtures”, New Technology Report No. 52255, submitted on Dec. 20, 2021. Provisional Patent was filed by Caltech CIT 8766-P on 1/07/2022.

133. Y. Bar-Cohen, X. Bao, M. Badescu, S. Sherrit, and H. J. Lee, “Rotary Piezomotors using traveling wave mechanism and piezoelectric horn actuators”, New Technology Report No. 52256, submitted on Dec. 20, 2021. Provisional Patent was filed by Caltech CIT 8766-P on 1/07/2022.

134. H. J. Lee and Y. Bar-Cohen, "Piezo-acoustic transmitter of very low frequency RF (VLoF-RF) for wireless communication through deep-ice", New Technology Report No. 52477, Submitted on Sept. 12, 2022. Provisional Patent CIT-8900-P was filed on 10/18/2022.

135. S. Sherrit, M. Badescu, H. J. Lee and Y. Bar Cohen, "Coupled horn/flexure actuators ", New Technology Report No. 52621, Submitted on April 24, 2023. Provisional Patent CIT-9005-P was filed on 05/08/2023.

136. H. J. Lee, Y. Bar Cohen, M. Badescu, S. Sherrit, S.-S. Lih, S. Vance, and M. Panning, "Elastic Wave Analyzer for Icy Sub-surfaces (EWAIS) instrument", New Technology Report No. 52745, Submitted on May 22, 2023.

137. Y. Bar-Cohen, L. J. Spilker, A. Altinok, M. Vaquero, and M. B. Quadrelli, “PRAXIS: Planetary Rings Autonomous EXploration with Imaging and Sampling”, New Technology Report (NTR) No. 51977, submitted on October 3, 2023

138. Y. Bar-Cohen, S. Sherrit, and M. Badescu, “Induction Sources and Solar Concentrators (ISSC) of efficient heating in planetary bodies without atmosphere”, New Technology Report (NTR) No. 52945, submitted on December 12, 2023.

139. H. J. Lee, Y. Bar-Cohen, M. Badescu, S. Sherrit, B. Hockman, and S. Howell, “Acoustic Transducers for Long Distance Communication through Ice”, New Technology Report (NTR) No. 52971, submitted on December 19, 2023.

To return to:

Yosi's Biography Website

JPL's Electroactive Technologies Group, NDEAA Webhub