LABORATORY FOR ACTIVE MATERIALS AND SMART STRUCTURES

LAMSS Publications: Patents

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Patents

P7. Giurgiutiu, V.; Gresil, M.; Roman, C. (2015), “Acousto-Ultrasonic Sensor”, Patent No. US 9,158,054 B2, Date of Patent Oct 13, 2015
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P6. Giurgiutiu, V.; Bao, J.; Peterson, G.W.; Rubel, G.; (2014) "Methods and Sensors for the Detection of Active Carbon Filters Degradation with EMIS-ECIS PWAS" Patent No. US 8, 814, 996 B2, Date of Patent Aug. 26, 2014
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P5. Giurgiutiu, V.; Kendall, J. R. (2012) "Piezoelectric Sensor" Patent No. US 8, 102, 101 B2, Date of Patent Jan. 24, 2012
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P4. Giurgiutiu, V; Yu, L; Bottai, G. (2011) "Structural Health Monitoring Apparatus and Methodology”, U.S. Patent Office #7,881,881 of Feb. 1, 2011
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P3. Giurgiutiu, V.; Xu, B. (2007) "Self-Processing Integrated Damage Assessment Sensor for Structural Health Monitoring (SPIDAS)", U.S. Patent Office #7,174,255 of Feb. 6, 2007
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P2. Giurgiutiu, V. (2006) “In-situ structural health monitoring, diagnostics, and prognostics system utilizing thin piezoelectric sensors” U.S. Patent Office #7,024,315 of April 8, 2006
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P1. Giurgiutiu, V.; Bao, J.; Zagrai, A. N. (2006) “Structural health monitoring system utilizing guided Lamb waves embedded ultrasonic structural radar” U.S. Patent Office #6,996,480 of February 7, 2006
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Invention Disclosures to the University Intellectual Property Management Office

24 Giurgiutiu, V.; Gresil, M. (2011) “Novel Acousto-Ultrasonic Piezoelectric-Fiber Bragg Grating (PFBG) Sensor", USC-IPMO, Disclosure ID No. 00937, provisional filing No. 61/554,716, Nov. 2011

 

23. Giurgiutiu, V.; Bao, Jingjing; Rubel, Glenn; Peterson, Gregory William (2010) “Method and Sensor for the Detection of Active Carbon Filters Degradation with EMIS-ECIS PWAS”, USC-IPMO, Disclosure ID No. 00872, provisional filing No. 61/458,735, Dec. 2010

 

22. Giurgiutiu, V.; Lin, B.; Bao, J. (2010) “In-Process Monitoring for Composite Parts Quality Control using Piezoelectric Wafer Active Sensors (PWAS) Technologies”, USC-IPMO, Disclosure ID No. 00847, June 2010

 21. Giurgiutiu, V.; Lin, B.; Friedman, Harold; Kheradvar, Arash (2010) “NEFIG Nano-electric Field Implanted Generator for Modulating Wound Healing Response”, USC-IPMO, Disclosure ID No. 00836, May 2010

20. Giurgiutiu, V.; Lin, B. (2008) “Nano-PWAS: Structurally Integrated Thin-Film Active Sensors for Structural Health Monitoring”, USC-IPMO, Disclosure ID No. 00759, Oct. 2008

19. Giurgiutiu, V; Yu, L; Liu, W.; Xu, B.; Bottai, G. (2008) "Structural Health Monitoring Apparatus and Methodology”, USC-IPMO, Disclosure ID No. 00730, March 2008

18. Giurgiutiu, V.; Yu, L. (2006) “Optimized Embedded Ultrasonics Structural Radar (EUSR) with Piezoelectric Wafer Active Sensors (PWAS) Phased Arrays for In-situ Wide-area Damage Detection during SHM and NDE”, USC-IPMO, Disclosure ID No. 00597, July 2006

18. Giurgiutiu, V.; Xu, B. (2006) “High Temperature Piezoelectric Wafer Active Sensors (HT-PWAS)”, USC-IPMO, Disclosure ID No. 00591, June 2006

17. Kendall, J.; Giurgiutiu, V. (2006) “Localized Electric Field Excitation within a Continuous Medium”, USC-IPMO, Disclosure ID No. 00588, June 2006

16. Kendall, J.; Giurgiutiu, V. (2006) “Cartesian Approach to Localization of Electric Field Excitation and Harvesting within Continuous Dielectric Medium”, USC-IPMO, Disclosure ID No. 00587, June 2006

15. Giurgiutiu, V.; Xu, B. (2004) “FEMIA – Fast Electromechanical Impedance Algorithm” USC-IPMO, Disclosure ID No. 00407 of 09/28/2003

14. Giurgiutiu, V.; Liu, W. (2004) “ASCU-PWAS – Automatic Signal Collection Unit for PWAS-based Structural Health Monitoring” USC-IPMO, Disclosure ID No. 00433 of 4/23/2004

13. Giurgiutiu, V. (2003) “Nano Piezo Active Sensors for Structural Health Monitoring and Embedded NDE”, USC-IPMO, Disclosure ID No. 00418 of 12/9/2003

12. Bender, J. W.; Friedman, H.; Giurgiutiu, V. “In Vivo Sensing of Adema, Cellular Response, Fibrosis, and Capsular Contraction” USC-IPMO, Disclosure ID No. 00408 of 10/30/2003

11. Giurgiutiu, V.; Xu, B. (2003) “CEMIA – Compact Electromechanical Impedance Analyzer for Structural Health Monitoring”, USC-IPMO, Disclosure ID No. 00407 of 09/28/2003

10. Giurgiutiu, V.; Zagrai, A. N.; Bao, J. J. (2002) “Piezoelectric-Wafer Active Sensors (PWAS)”, USC-IPMO, Disclosure ID No. 00330 of 03/08/2002

9. Giurgiutiu, V.; Bao, J. (2002) “Embedded-Ultrasonics Structural Radar (EUSR) with Piezoelectric-Wafer Active Sensors (PWAS) for Wide-Area Nondestructive Evaluation of Thin-Wall Structures”, USC-IPMO, Disclosure ID No. 00327 of 02/13/2002

8. Giurgiutiu, V. (2001) “Inexpensive Method for Creating Simulated Cracks (Narrow Slits) in Thin-Walled Structures for NDI/NDT/NDE Calibration”, USC-IPMO, Disclosure ID No. 00319 of 12/24/2001

7. Giurgiutiu, V. (2001) “In-situ Structural Health Monitoring, Diagnostics, and Prognostics utilizing Smart Active Sensors with Embedded Intelligence and Wireless Installation”, USC-IPMO, Disclosure ID No. 00284, 1/24/2001

6. Deng, X.; Wang, Q.; Giurgiutiu, V. (1998) “A Simple and Accurate Method for Determining Wave Velocities in Solids and Structures”, USC-OTT Disclosure ID No. 00187, 9/15/98

 5. Giurgiutiu, V., and Rogers, C.A. (1997) “Electro-Mechanical (E/M) Impedance Technique for Structural Health Monitoring and Nondestructive Evaluation”, Mechanical Engineering Department, USC-IPMO Disclosure ID No. 00162, 1997

 4. Giurgiutiu, V.; Rogers, C.A. (1997) “Active SMA Composite Rotor Blade Tracking Tab Method and System”, USC-IPMO Disclosure ID No. 00156, 5/14/97

3. Giurgiutiu, V. Dutta, S., and Rogers, C.A. (1997) “Compact High-Frequency Solid-state Modular Pump for Hydraulic Actuation”, Mechanical Engineering Department, USC-IPMO Disclosure ID No. 00152, April 1997

2. Giurgiutiu, V. and Rogers, C.A. (1996) “Large-Amplitude Rotary Induced-Strain Actuator (LARIS Actuator)”, CIMSS, Virginia Tech, VTIP Disclosure No. 96-044, 1996

1. Giurgiutiu, V., Chaudhry, Z., and Rogers, C. A. (1994) “Hydraulically-Amplified High-Displacement Induced-Strain Actuator (HAHDIS Actuator)”, CIMSS, Virginia Tech, Patent application CIT Docket 581-VPI, VTIP Disclosure No. 94-049, 1994