Issued Patents All Time
Showing 101–125 of 128 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5485001 | Focus detecting apparatus | — | 1996-01-16 |
| 5485002 | Focus detecting device having light distribution detection | — | 1996-01-16 |
| 5481329 | Focus condition detecting device | Shigeyuki Uchiyama, Syozo Yamano | 1996-01-02 |
| 5469240 | Autofocus camera | Shigeyuki Uchiyama, Syozo Yamano | 1995-11-21 |
| 5434639 | Focus detection apparatus | — | 1995-07-18 |
| 5430287 | Autofocus adjustment apparatus and interchangeable lens device for an autofocus adjustment apparatus having a defocus amount calculation unit | — | 1995-07-04 |
| 5418594 | Focal point detection apparatus | Akira Ogasawara | 1995-05-23 |
| 5410383 | Focus detecting device | Ken Utagawa, Shigeyuki Uchiyama, Chiyuki Kuwata, Shozo Yamano | 1995-04-25 |
| 5311004 | Focus detecting apparatus with gaze detection and focus area changing | — | 1994-05-10 |
| 5258801 | Focus detecting device | Ken Utagawa, Shigeyuki Uchiyama, Chiyuki Kuwata, Shozo Yamano | 1993-11-02 |
| 5191201 | Camera with focus detecting device for removing vignetting effects | Ken Utagawa | 1993-03-02 |
| 5179407 | Automatic focusing device | Toshimi Watanabe, Ken Utagawa | 1993-01-12 |
| 5166722 | Camera image shake detecting apparatus | — | 1992-11-24 |
| 5130735 | Automatic focus state detecting apparatus | Yoshio Matsuzawa, Masaru Muramatsu | 1992-07-14 |
| 5089842 | Focus state detecting device | Shigeyuki Uchiyama | 1992-02-18 |
| 5036348 | Camera system having an automatic focus adjusting device | — | 1991-07-30 |
| 5029998 | Focus state detecting device | Ken Utagawa, Shigeyuki Uchiyama, Shozo Yamano, Kenji Ishizuki | 1991-07-09 |
| 4977311 | Camera with focus detecting device for removing vignetting effects | Ken Utagawa | 1990-12-11 |
| 4881094 | Lens interchange type single-lens reflex camera system and intermediate barrel therefor | Nobuhiko Terui, Yoshiharu Shiokama, Nobuaki Sasagaki | 1989-11-14 |
| 4812636 | Automatic focal point control apparatus with correction of sequential defocus signals dependent on object contrast | Ken Utagawa | 1989-03-14 |
| 4745425 | Automatic focus control apparatus | — | 1988-05-17 |
| 4719486 | Focus detecting apparatus for camera | Kunihisa Hoshino, Ken Utagawa, Shozo Yamano | 1988-01-12 |
| 4687917 | Focus detecting device for removing vignetting effects | Ken Utagawa | 1987-08-18 |
| 4644148 | Focus detecting apparatus | Jun Shimomura | 1987-02-17 |
| 4500778 | Image plane deviation amount detecting device | Toru Fukuhara | 1985-02-19 |