2022 – 20212020 – 20112010 – 2000Pre – 2000Pre – 1990
JournalsBooksPatents

37. Optoelectronic Memristor Devices Including One or More Solid Electrolytes with Electrically Controllable Optical Properties, U.S. Patent No. 10,910,559 B2, February 2, 2021 (with Thomas Defferriere, Dmitri Kalaev, and Jennifer Rupp).

36. Frequency-Based Approach to Detecting Chemical Expansion Dynamics in Thin Films, U.S. Patent No. 10,429,175, October 1, 2019 (with Sean R. Bishop, Jae Jin Kim, James F. Smith, Jessica G. Swallow, and Krystyn J. Van Vliet)

35. Gas Sensor with Tin Monoxide Disks, U.S. Patent No. 10,156,534, December 18, 2018 (with P.H. Suman, A.A. Felix, J.A. Varela, M.O. Orlandi).

34. Electromechanical Effect in Metal Oxides, U.S. Patent No. 9,450,172 B2, September 20, 2016 (with Igor Lubomirsky, Roman Korbko, Anna Kossoy).

33. Fabrication of Electronic and Photonic Systems on flexible Substrates by Layer Transfer Method, U.S. Patent No. 9,012,992, April 21, 2015 (with I.-D. Kim, Y.W. Choi, A. Akinwande).

32. Ionic Junction for Radiation Detectors, U.S. Patent No 8,732,186, May 13, 2014 (with S.R. Bishop).

31. Fabrication of Ultra-Sensitive Metal Oxide Gas Sensor, European Patent 1971853 B1, France/Germany, July 7, 2013 (with I.-D. Kim, J.-M. Hong, D.-Y. Kim, S.-M. Jo, A. Rothschild).

30. Fabrication of Electronic and Photonic Systems on Flexible Substrates by Layer Transfer Method, U.S. Patent No 8,232,182, July 31, 2012 (with I.-D. Kim).

29. Micro Fuel Cell, U.S. Patent No 7,871,734 B2, January 18, 2011 (with J.L. Hertz).

28. Ultra-Sensitive Metal Oxide Gas Sensor and Fabrication Method Thereof, China Patent 200680000915.6, August 8, 2010 (with I.-D. Kim, J.-M. Hong, D.-Y. Kim, S.-M. Jo, A. Rothschild).

27. Ultra-Sensitive Metal Oxide Gas Sensor and Fabrication Method Thereof, Japan Patent 45235827, June 4, 2010 (with I.-D. Kim, J.-M. Hong, D.-Y. Kim, S.-M. Jo, A. Rothschild).

26. Interconnected, 3-Dimensional Fuel Cell Design, U.S. Patent No 7,727,650 B2, June 1, 2010 (with K. Sahner).

25. Ultra-sensitive metal oxide gas sensor and fabrication method thereof, U.S. Patent No 7,640,789, January 5, 2010 (with I.-D. Kim, J.-M. Hong, D.-Y. Kim; S.M. Jo and A. Rothschild).

24. Integrated BST Microwave Tunable Devices Using Buffer Layer Transfer Method, U.S. Patent No 7,579,621 B2, August 25, 2009 (with I.-D. Kim).

23. Low Voltage Flexible Organic/Transparent Transistor for Selective Gas Sensing, Photodetecting and CMOS Device Applications, U.S. Patent No 7,544,967 B2, June 9, 2009 (with I.-D. Kim).

22. High K-Gate Oxide TFTs Built on Transparent Glass or Transparent Flexible Polymer Substrate, U.S. Patent No 7,541,626 B2, June 2, 2009 (with I.-D. Kim).

21. Integrated BST Microwave Tunable Devices Fabricated on SOI Substrate, U.S. Patent No 7,479,696, January 20, 2009 (with I.-D. Kim and Y. Avrahami).

20. Resonanter Sensor mit Variabler Elecktrodengrosse, European Patent EP 195074, January 16, 2008, German Patent DE 503 09 050.6-08, Japanese patent No. 4,527,663 (with H. Fritze).

19. -Voltage Organic Transistors on Flexible Substrates Using High-K Dielectric Gate Insulators by Room Temperature Process, U.S. Patent No. 7,408,187, August 5, 2008 (with I.-D. Kim and Y. W. Choi).

18. BST Integration Using Thin Buffer Layer Growth Directly onto SiO2/Si Substrate, U.S. Patent No. 7,402,853, July 22, 2008 (with I.-D. Kim and Y. Avrahami).

17. High-Temperature Gas Sensors, U.S. Patent No. 7,194,891, March 27, 2007 (with H. Seh and T. Hyodo).

16. Stabilized Titanate Thin Film Structures, U.S. Patent No. 7,142,760, November 28, 2006 (with Y. Avrahami).

15. Micromechanical Piezoelectric Device, U.S. Patent No. 6,953,977, October 11, 2005 (with R. Mlcak; Richard and D. Doppalapudi).

14. P-n Junction Sensor, U.S. Patent No. 6,627,959, September 30, 2003 (with R. Mlcak).

13. Micromechanical Device with an Epitaxial Layer, U.S. Patent No. 6,627,965, September 30, 2003 (with R. Mlcak and D. Doppalapudi).

12. Rhombohedral-phase Barium Titanate as a Piezoelectric Transducer, U.S. Patent No. 6,526,833, March 4, 2003 (with Y. Avrahami).

11. Stable Electrical Contact for Silicon Carbide Devices, U.S. Patent No. 6,544,674, April 8, 2003 (with M. A. Spears; Marlene and R. Micak).

10. Semiconductor Piezoresistor, U.S. Patent No. 6,441,716, August 27, 2002 (with D. Doppalapudi, T.D. Moustakas and R. Mlcak).

9. High-temperature Balance, U.S. Patent No. 6,370,955, April 16, 2002 (with H. Fritze).

8. Semiconductor Piezoresistor, U.S. Patent No. 6,275,137, August 14, 2001 (with D. Doppalapudi, T.D. Moustakas and R. Mlcak)

7. Method for Making an Electrochemical Cell, U.S. Patent No. 5,509,189, April 23, 1996 (with S.A. Kramer, M.A. Spears and U.B. Pal)

6. P-N Junction Etch-Stop Technique for an Electrochemical Etching of Semiconductors, U.S. Patent No. 5,464,509, November 7, 1995 (with R. Mlcak)

5. Novel Compatible Solid Electrolyte-Electrode System Suitable for Solid State Electrochemical Cells, U.S. Patent No. 5,403,461, April 4, 1995 (with S.A. Kramer and M.A. Spears)

4. Electrochemical Etching Process, U.S. Patent No. 5,338,416, August 16, 1994 (with R. Mlcak)

3. Oxygen Sensor, U.S. Patent No. 5, 071,626, December 10, 1991.

2. Ceria Electrolyte Composition, U.S. Patent No. 5,001,021, March 19, 1991 (with D.L. Maricle and T.E. Swarr)

1. Positive Temperature Coefficient Resistor, U.S. Patent No. 4,951,028, August 21, 1990.