Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364654 | Electromagnetic release shutter | Michio Senuma, Fumio Shimada, Yoshihiro Shigeta, Syuichiro Saito, Hiroshi Aizawa | 1982-12-21 |
| 4355878 | Magnetic device | Michio Senuma, Fumio Shimada, Syuichiro Saito, Yoshihiro Shigeta, Hiroshi Aizawa | 1982-10-26 |
| 4351596 | Electromagnetic driving source for shutter | Syuichiro Saito | 1982-09-28 |
| 4312583 | Electromagnetically driven shutter device | Yoji Sugiura | 1982-01-26 |