Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822151 | Optical device with phase-locked diodelaser array | Kimio Tatsuno, Carolus J. van der Poel, Ronald R. Drenten | 1989-04-18 |
| 4819243 | Semiconductor laser with active layer having a radiation emitting active region therein which extends through and is bounded by a current limiting blocking layer | — | 1989-04-04 |