Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5323411 | Laser diode array device | Yusei Shirasaka | 1994-06-21 |
| 5323412 | Semiconductor laser device | — | 1994-06-21 |
| 5319661 | Semiconductor double heterostructure laser device with InP current blocking layer | Michinori Irikawa | 1994-06-07 |