Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8115233 | Field effect transistor having multiple pinch off voltages | — | 2012-02-14 |
| 8101973 | Transistor | Matthew Francis O'Keefe, Robert Grey, Michael Charles Clausen | 2012-01-24 |
| 7880198 | Field effect transistor having multiple pinch off voltages | — | 2011-02-01 |
| 7868356 | Compound semiconductor substrate for a field effect transistor | Matthew Francis O'Keefe, Michael Charles Clausen, Robert Grey | 2011-01-11 |
| 7538365 | Field effect transistor with aluminum and phosphorus etch stop layer | Matthew Francis O'Keefe, Michael Charles Clausen, Robert Grey | 2009-05-26 |
| 5543979 | Preamplifier circuit arrangements for common current flow in a transducer | — | 1996-08-06 |
| 4645707 | Semiconductor devices | Michael J. Kelly | 1987-02-24 |
| 4496411 | Bead jamming or crimping method | Michael W. Lee, Frank A. Rodenberger, James Hill, David P. Kulavich, Donald L. Sowell | 1985-01-29 |
| 4452660 | Bead jamming or crimping apparatus | Michael W. Lee, Frank A. Rodenberger, James Hill, David P. Kulavich, Donald L. Sowell | 1984-06-05 |