Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868590 | Camera with changeable focal length | Hiroshi Komatsuzaki | 1989-09-19 |
| 4825233 | Data recording camera | Masaharu Kanai, Yasuo Yamazaki, Nobuyuki Kameyama, Yoshihiro Ide, Muneyoshi Sato | 1989-04-25 |