Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856011 | Semiconductor laser control circuit | Kazuyuki Shimada | 1989-08-08 |
IS
Isamu Shibata
Overall (1989): #102,040 of 140,708Top 75%
1
Patents 1989