Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6072639 | Zoom lens barrel assembly including a clutch mechanism for a camera | — | 2000-06-06 |
| 6046864 | Zoom lens barrel assembly for a camera | — | 2000-04-04 |
| 6011659 | Zoom lens barrel assembly for a camera | — | 2000-01-04 |
| 5982566 | Zoom lens barrel | Syunji Nishimura | 1999-11-09 |
| 5956534 | Range finder for camera | — | 1999-09-21 |
| 5956538 | Camera and film feeding mechanism | — | 1999-09-21 |
| 5923907 | Finder unit | — | 1999-07-13 |
| 5890024 | Camera having shutter charging mechanism | Yoji Naka, Masashi Takamura, Hiroshi Sohma | 1999-03-30 |
| 5875366 | Sprocket wheel and photo film advancing device | Toshio Yoshida, Hirofumi Katsura | 1999-02-23 |
| 5785763 | Electron-gun evaporation system having evaporation-source stream regulator | Yasuko Hori, Akira Fujihara | 1998-07-28 |
| 5770489 | Method of making a compound semiconductor field-effect transistor | — | 1998-06-23 |
| 5767539 | Heterojunction field effect transistor having a InAlAs Schottky barrier layer formed upon an n-InP donor layer | — | 1998-06-16 |
| 5760427 | High electron mobility transistor with an improved interface between donor and schottky layers | — | 1998-06-02 |
| 5749009 | Photographic camera having film winding mechanism | Yoji Naka, Masashi Takamura, Hiroshi Sohma | 1998-05-05 |
| 5635735 | Field effect transistor with an improved Schottky gate structure | Hironobu Miyamoto | 1997-06-03 |
| 5628037 | Parallax correcting mechanism for real image type viewfinders | Kazuhiro Tsuyuki | 1997-05-06 |
| 5619740 | Apparatus for preventing film perforation damage during loading | Yasuhiko Tanaka | 1997-04-08 |
| 5597743 | Method of manufacturing a field effect transistor with improved isolation between electrode | Yoichi Makino | 1997-01-28 |
| 5596211 | Field effect transistor having a graded bandgap InGaAsP channel formed of a two-dimensional electron gas | Masaaki Kuzuhara | 1997-01-21 |
| 5523813 | Switching mechanism for a photographic camera having a panoramic photographing function | Mitsuo Manabe, Hiroshi Nakamura | 1996-06-04 |
| 5466955 | Field effect transistor having an improved transistor characteristic | Kenichi Maruhashi, Masaaki Kuzuhara | 1995-11-14 |
| 5453631 | Field effect transistor having a multi-layer channel | Kenichi Maruhashi, Masaaki Kuzuhara | 1995-09-26 |
| 5389991 | Camera having data recording device | Yoji Naka, Michihiro Shiina | 1995-02-14 |
| 5373168 | Two-dimensional electron gas field effect transistor including an improved InGaAs channel layer | Yuji Ando, Masaaki Kuzuhara | 1994-12-13 |
| 5119151 | Quasi-one-dimensional channel field effect transistor having gate electrode with stripes | — | 1992-06-02 |