Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10553697 | Regrowth method for fabricating wide-bandgap transistors, and devices made thereby | Andrew M. Armstrong, Andrew A. Allerman, Carlos Anthony Sanchez, Erica Ann Douglas, Robert Kaplar | 2020-02-04 |
| 10505031 | High current density, low contact resistance wide bandgap contacts | Erica Ann Douglas, Shahed Reza, Michael David Henry | 2019-12-10 |
| 10388753 | Regrowth method for fabricating wide-bandgap transistors, and devices made thereby | Andrew M. Armstrong, Andrew A. Allerman, Carlos Anthony Sanchez, Erica Ann Douglas, Robert Kaplar | 2019-08-20 |
| 9761675 | Resistive field structures for semiconductor devices and uses therof | Matthew Marinella, Sandeepan Dasgupta, Robert Kaplar | 2017-09-12 |
| 7137612 | High recovery metering valve | — | 2006-11-21 |
| 6765242 | Npn double heterostructure bipolar transistor with ingaasn base region | Ping-Chih Chang, Nein-Yi Li, Hong Q. Hou, Carol I. H. Ashby | 2004-07-20 |
| 6504859 | Light sources based on semiconductor current filaments | Fred J. Zutavern, Guillermo M. Loubriel, Malcolm T. Buttram, Alan Mar, Wesley D. Helgeson +4 more | 2003-01-07 |
| 6248992 | High gain photoconductive semiconductor switch having tailored doping profile zones | Guillermo M. Loubriel, Alan Mar, Fred J. Zutavern, Harold P. Hjalmarson, Andrew A. Allerman +7 more | 2001-06-19 |
| 6083781 | Method for manufacturing compound semiconductor field-effect transistors with improved DC and high frequency performance | John C. Zolper, Marc E. Sherwin | 2000-07-04 |
| 5814238 | Method for dry etching of transition metals | Carol I. H. Ashby, Peter Esherick, John E. Parmeter, Dennis J. Rieger, Randy J. Shul | 1998-09-29 |
| 5804815 | GaAs photoconductive semiconductor switch | Guillermo M. Loubriel, Fred J. Zutavern | 1998-09-08 |
| 5479033 | Complementary junction heterostructure field-effect transistor | Timothy Drummond, Perry J. Robertson, Thomas E. Zipperian | 1995-12-26 |
| 5041393 | Fabrication of GaAs integrated circuits | Richard E. Ahrens, Randolph H. Burton, Michael P. Iannuzzi, Alex Lahav, Shin-Shem Pei +2 more | 1991-08-20 |