Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6429975 | Illumination optical system and projector using same | Yasumasa Sawai, Nobuo Mushiake | 2002-08-06 |
| 6339510 | Camera having a varifocal lens | Nobuyuki Taniguchi, Masaaki Nakai, Takanobu Omaki, Tokuji Ishida, Hisayuki Masumoto +1 more | 2002-01-15 |
| 6018631 | Camera having a varifocal lens | Nobuyuki Taniguchi, Masaaki Nakai, Takanobu Omaki, Tokuji Ishida, Hisayuki Masumoto +1 more | 2000-01-25 |
| 5640223 | Camera having a varifocal lens | Nobuyuki Taniguchi, Masaaki Nakai, Takanobu Omaki, Tokuji Ishida, Hisayuki Masumoto +1 more | 1997-06-17 |
| 5369460 | Camera having a varifocal lens | Nobuyuki Taniguchi, Masaaki Nakai, Takanobu Omaki, Tokuji Ishida, Hisayuki Masumoto +1 more | 1994-11-29 |
| 5365297 | Camera system with zoom lens having presettable focal lengths | Tetsuya Arimoto, Minoru Kuwana, Kenji Ishibashi, Yasuaki Serita, Masayuki Ueyama +1 more | 1994-11-15 |
| 5327290 | Compact size zoom lens system | Akira Fukushima, Takashi Okada, Junji Hashimura, Hiromu Umeda, Hisayuki Masumoto | 1994-07-05 |
| 5274414 | Camera having a varifocal lens | Nobuyuki Taniguchi, Masaaki Nakai, Takanobu Omaki, Tokuji Ishida, Hisayuki Masumoto +1 more | 1993-12-28 |
| 5274409 | Camera with multiple lens driving modes | Masayuki Ueyama, Yasuaki Serita, Minoru Kuwana, Hiroshi Ootsuka | 1993-12-28 |
| 5258802 | Camera system which compensates for defocusing during operation | Tetsuya Arimoto, Minoru Kuwana, Kenji Ishibashi, Yasuaki Serita, Masayuki Ueyama +1 more | 1993-11-02 |
| 5196877 | Viewfinder framing device for zoom lens camera | Hiromu Mukai, Kohtaro Hayashi | 1993-03-23 |
| 5153777 | Compact-size zoom lens system | Takashi Okada, Akira Fukushima, Hiromu Umeda, Junji Hashimura, Hisayuki Masumoto | 1992-10-06 |
| 5122825 | Zoom camera | Hisayuki Masumoto, Takanobu Omaki, Takehiro Katoh, Yukio Maekawa | 1992-06-16 |
| 5105311 | Zoom lens system having high zoom ratio ranging to wide field angle | Mitsuko Date | 1992-04-14 |
| 5084722 | Focus condition detecting device | Nobuyuki Taniguchi, Toshihiko Karasaki, Hiromu Mukai, Tokuji Ishida | 1992-01-28 |
| 4951075 | Zoom camera | Hisayuki Masumoto, Yukio Maekawa | 1990-08-21 |
| 4916473 | Focus detection apparatus | Hiromu Mukai, Tokuji Ishida | 1990-04-10 |
| 4908505 | System for detecting the focus condition of a cata-dioptric lens and interchangeable lens for use therewith | Nobuyuki Taniguchi, Toshihiko Karasaki, Hiromu Mukai, Tokuji Ishida | 1990-03-13 |
| 4903065 | Focus condition detecting device | Nobuyuki Taniguchi, Toshihiko Karasaki, Hiromu Mukai, Tokuji Ishida | 1990-02-20 |
| 4878076 | Exposure controlling system and interchangeable lens therefor | Nobuyuki Taniguchi, Toshihiko Karasaki, Hiromu Mukai, Tokuji Ishida | 1989-10-31 |
| 4846562 | Zoom lens system | Shuji Ogino | 1989-07-11 |
| 4844600 | Zoom lens system | — | 1989-07-04 |
| 4806003 | Inverted-telephoto type wide angle lens system | Hiromu Mukai | 1989-02-21 |
| 4794416 | Focus detection apparatus | Hiromu Mukai, Tokuji Ishida | 1988-12-27 |
| 4764000 | Telephoto lens system with three relatively shiftable lens groups | — | 1988-08-16 |