Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601562 | Camera | Masami Fujita, Shizuo Ishii, Mutsuhito Kichima, Yoshiharu Takahashi, Yoshinobu Sameshima | 1986-07-22 |
| 4458997 | Single lens reflex camera equipped with mirror elevation detector and sequence control | Kazuhisa Aratame, Yasutsugu Nakagawa, Kunio Nakajima | 1984-07-10 |
| 4378965 | Sprocket wheel for photographic camera | Shizuo Ishii | 1983-04-05 |
| 4274726 | Automatic film winder for camera | Minoru Yamada, Yasutsugu Nakagawa, Shizuo Ishii, Masao Kamio | 1981-06-23 |