Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841323 | Automatic focusing method and camera provided with automatic focusing apparatus | Minoru Yamada, Eiji Ito, Kenji Miyama, Masataka Sawamura, Yasushi Hoshino | 1989-06-20 |
| 4839677 | Focal length switching type camera | Yasushi Hoshino | 1989-06-13 |
| 4814881 | Solid-state image sensor circuit | — | 1989-03-21 |