Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677551 | Semiconductor optical device and an optical processing system that uses such a semiconductor optical system | Naoki Yokoyama | 1997-10-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677551 | Semiconductor optical device and an optical processing system that uses such a semiconductor optical system | Naoki Yokoyama | 1997-10-14 |