Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4624540 | Film speed setting device for camera | Osamu Maida | 1986-11-25 |
| 4579433 | Film sensitivity setting device for camera | Osamu Maida | 1986-04-01 |
| 4561741 | Camera film feed control apparatus | Osamu Maida | 1985-12-31 |
| 4558935 | Camera provided with means for detecting information on film cartridge | Osamu Maida | 1985-12-17 |
| 4550991 | Device for detecting code on film cartridge | Osamu Maida | 1985-11-05 |
| 4538890 | Camera provided with a mechanism for detecting the film speed of a film | Osamu Maida | 1985-09-03 |
| 4391488 | Mount device of an interchangeable lens | Toshiaki Hozumi | 1983-07-05 |
| 4329040 | Signal transmitting device of an intermediate lens barrel of a camera | Kunihiro Fukino | 1982-05-11 |
| 4326788 | Information transmission means in an intermediate lens tube for camera | Sachio Ohmori, Kunihiro Fukino | 1982-04-27 |
| RE30915 | Aperture interlocking device for a single lens reflex camera of the interchangeable viewfinder type | — | 1982-04-27 |
| 4314752 | Mount device of a focal length changing auxiliary lens | Toshiaki Hozumi | 1982-02-09 |
| 4283133 | Large aperture ratio interchangeable lens for a single lens reflex camera | Toru Fukuhara | 1981-08-11 |
| 4269497 | Lens barrel for both priorities or shutter speed priority mode automatic exposure system | Yoshitaka Araki, Takeshi Muryoi | 1981-05-26 |
| 4200381 | Photographing mode switching mechanism in camera | Yoshitaka Araki | 1980-04-29 |
| 4187016 | Viewfinder focusing screen supporting apparatus for single-lens reflex camera | — | 1980-02-05 |