Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6912358 | Camera and lens barrel | Koushi Yoshibe, Yuuichi Katagishi | 2005-06-28 |
| 6085041 | Autofocus system and photographic lens | — | 2000-07-04 |
| 5956530 | Lens barrel and camera system to output data about a focal length of the lens barrel | Koushi Yoshibe | 1999-09-21 |
| 5867737 | Camera system with interchangeable lenses having varying aperture setting devices | — | 1999-02-02 |
| 5815094 | Position detecting device | Hiroshi Okano, Shinichi Ushio, Kazumitsu Takezawa | 1998-09-29 |
| 5797048 | Automatic focusing device which inhibits tracking drive control with a zoom lens having focus shift | Seiichi Yasukawa | 1998-08-18 |
| 5600397 | Automatic focusing device | — | 1997-02-04 |
| 5552847 | Lens barrel | Tsuneo Watanabe | 1996-09-03 |
| 5444510 | Automatic focusing camera with control of focusing optical system position and driving power source velocity | Hiroshi Okano, Hiroshi Tanioka, Shozo Yamano | 1995-08-22 |
| 5438387 | Automatic focusing camera with control of focusing optical system position and driving power source velocity | Shozo Yamano | 1995-08-01 |
| 5400109 | Power-driven focusing apparatus | — | 1995-03-21 |
| 5382994 | Camera information transmission system including body, lens, and adapter components | Hideshi Naito, Shinichi Ushio | 1995-01-17 |
| 5293193 | Automatic focusing camera with control of focusing optical system position and driving power source velocity | Hiroshi Okano | 1994-03-08 |
| 5293208 | Camera and printing apparatus which can be used for trimming shots | Hiroshi Okano, Tsuneo Watanabe | 1994-03-08 |
| 5287138 | Camera system | Shozo Yamano | 1994-02-15 |
| 5266989 | Camera which can be used for trimming shots | Hiroshi Okano, Tsuneo Watanabe | 1993-11-30 |
| 5250976 | Automatic focusing camera with control of focusing optical system position and driving power source velocity | Hiroshi Tanioka, Shozo Yamano | 1993-10-05 |
| 5231444 | Camera system including rear conversion lens | Tsuneo Watanabe, Yoshinari Hamanishi | 1993-07-27 |
| 5172154 | System camera | Yuichi Katagishi, Yoshinari Hamanishi | 1992-12-15 |
| 5109245 | Electric focusing device | — | 1992-04-28 |
| 5077571 | Electric focusing apparatus | Toru Takayama | 1991-12-31 |
| 4881094 | Lens interchange type single-lens reflex camera system and intermediate barrel therefor | Nobuhiko Terui, Yosuke Kusaka, Nobuaki Sasagaki | 1989-11-14 |
| 4806000 | Zoom lens capable of macro photography | Naoto Ohta, Hiroshi Okano, Kiyotaka Inadome | 1989-02-21 |
| 4796045 | Photo-taking lens assembly having an automatically and manually movable lens | Yoshinari Hamanishi, Hitoshi Imanari, Sachio Ohmori | 1989-01-03 |
| 4766453 | Bayonet mount structure for interchangeable photographing lens tube | Sachio Ohmori | 1988-08-23 |