Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318603 | Film rewind device in a camera | Koichi Daitoku, Hatsuo Sakamoto, Nobuhiko Terui, Yoshio Sekine, Yukio Hyodo +7 more | 1982-03-09 |
| 4314752 | Mount device of a focal length changing auxiliary lens | Sunao Ishizaka | 1982-02-09 |
| 4310233 | Film feed detecting device of a camera | Takeshi Okuyama, Hiroshi Wakabayashi | 1982-01-12 |