Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890292 | Semiconductor laser device | — | 1989-12-26 |
| 4883771 | Method of making and separating semiconductor lasers | Wataru Susaki | 1989-11-28 |
| 4841532 | Semiconductor laser | Wataru Susaki | 1989-06-20 |