Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4227787 | Bulb photographing control system for an electric shutter camera | Hiroshi Aizawa, Masami Shimizu, Masanori Uchidoi, Tokuichi Tsunekawa, Yukio Iura | 1980-10-14 |
| 4219267 | Safety device for exposure factor setting dial | Masayuki Suzuki, Hiroyasu Murakami, Tadashi Ito | 1980-08-26 |
| 4189220 | Diaphragm closing device for a camera with an electromagnetic control system | — | 1980-02-19 |