Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887167 | Recording apparatus | — | 1989-12-12 |
| 4854754 | Recording apparatus | Takefumi Nosaki | 1989-08-08 |
| 4823151 | Multi-beam scanning system with sync signal generation based on single beam detection | — | 1989-04-18 |