Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4774540 | Camera system capable of automatic focus control | Nobuyuki Taniguchi, Norio Ishikawa, Yasuaki Akada, Kunio Kawamura | 1988-09-27 |
| 4733262 | Camera system capable of automatic focus control | Nobuyuki Taniguchi, Norio Ishikawa, Yasuaki Akada, Kunio Kawamura | 1988-03-22 |
| 4690538 | Focus detection system and lighting device therefor | Tohru Matsui | 1987-09-01 |
| 4671640 | Automatic focus control camera | Yasuaki Akada, Norio Ishikawa, Nobuyuki Taniguchi | 1987-06-09 |
| 4632510 | Mounting and demounting device of optical unit | Yukio Miki | 1986-12-30 |
| 4623238 | Camera system capable of automatic focus control | Nobuyuki Taniguchi, Norio Ishikawa, Yasuaki Akada, Kunio Kawamura | 1986-11-18 |
| 4602861 | Auto-focusing system | Nobuyuki Taniguchi, Tohru Matsui, Takanobu Omaki, Norio Ishikawa, Akiyoshi Nakamura +1 more | 1986-07-29 |
| 4553817 | Automatic and manual focusing exchangeable lens assembly | Makoto Ando, Tsuneyo Metabi, Yukio Miki | 1985-11-19 |
| 4550993 | Device for providing a camera system with an information for a focus adjustment | Nobuyuki Taniguchi, Norio Ishikawa, Yasuaki Akada, Kunio Kawamura | 1985-11-05 |
| 4537487 | Automatic focus control system with backlash correcting arrangement | Nobuyuki Taniguchi, Norio Ishikawa | 1985-08-27 |
| 4536072 | Automatic focus control system | Nobuyuki Taniguchi, Norio Ishikawa | 1985-08-20 |
| 4534621 | Mounting and demounting device of optical unit | Yukio Miki | 1985-08-13 |
| 4509842 | Camera system capable of focus detection through an interchangeable objective lens | Nobuyuki Taniguchi, Norio Ishikawa, Yasuaki Akada, Kunio Kawamura | 1985-04-09 |
| 4492429 | Mounting device of optical unit | Yukio Miki | 1985-01-08 |
| 4449807 | Automatic system and interchangeable optical instrument therefor | Yukio Miki | 1984-05-22 |
| 4435058 | Auto-focus control camera | Fumio Yoshida, Yukio Miki, Akira Yoshizaki | 1984-03-06 |
| 4431285 | Movable mirror arrangement for use in single lens reflex camera | Hideo Kajita, Yukio Miki | 1984-02-14 |
| 4419000 | Camera capable of automatic film advancing and rewinding | Fumio Yoshida, Yukio Miki | 1983-12-06 |
| 4413894 | Interchangeable lens and camera for use therewith | Yukio Miki | 1983-11-08 |
| 4405221 | Camera motor drive mechanisms | Fumio Yoshida, Yukio Miki | 1983-09-20 |
| 4309078 | Pentagonal prism for camera viewfinder | Kyoichi Hara, Yasuo Yamazaki | 1982-01-05 |
| 4293185 | Optical conversion assembly for objective camera lenses | Yasuo Yamazaki | 1981-10-06 |
| 4278339 | Pentagonal prism module for camera viewfinder | Isamu Uchida, Yasuo Yamazaki | 1981-07-14 |
| 4217044 | Indicating devices for camera viewfinders | Keiji Yamazaki, Yasuo Yamazaki, Hiroshi Ueda | 1980-08-12 |
| 4217048 | Viewfinder capable of adjusting diopter | — | 1980-08-12 |