Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827481 | Laser diode drive system for multione image forming apparatus | — | 1989-05-02 |
| 4812861 | Optical laser beam control device for printer | Naoya Misawa | 1989-03-14 |
| 4799069 | Laser recording apparatus | Naoya Misawa | 1989-01-17 |