Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555457 | Method of forming a laser circuit having low penetration ohmic contact providing impurity gettering and the resultant laser circuit | Gustav E. Derkits, Jr., Padman Parayanthal, Patrick Carroll, Ranjani Muthiah | 2003-04-29 |
| 6265237 | In-wafer testing of DFB semiconductor lasers | John Evan Johnson | 2001-07-24 |
| 6255707 | Semiconductor laser reliability test structure and method | Richard B. Bylsma, Gustav E. Derkits, Jr. | 2001-07-03 |
| 4529271 | Matrix addressed bistable liquid crystal display | Dwight W. Berreman, Allan R. Kmetz | 1985-07-16 |
| 4505548 | Bistable liquid crystal twist cell | Dwight W. Berreman | 1985-03-19 |
| 4239345 | Bistable liquid crystal twist cell | Dwight W. Berreman | 1980-12-16 |