Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402685 | Field conversion system for rigid endoscope | — | 2002-06-11 |
| 6395588 | Compound semiconductor device and method of manufacturing the same | Kenji Arimochi, Teruo Yokoyama, Eizo Mitani, Shigeru Kuroda, Junichiro Nikaido +1 more | 2002-05-28 |
| 6274893 | Compound semiconductor device and method of manufacturing the same | Kenji Arimochi, Teruo Yokoyama, Eizo Mitani, Shigeru Kuroda, Junichiro Nikaido +1 more | 2001-08-14 |
| 6163401 | Optical system for non-flexible endoscopes | — | 2000-12-19 |
| 5954634 | Field conversion system for rigid endoscopes | — | 1999-09-21 |
| 5933275 | Optical system for non-flexible endoscopes | — | 1999-08-03 |
| 5902232 | Non-flexible endoscope having a slender insert section | — | 1999-05-11 |
| 5852511 | Optical system for non-flexible endoscopes | Noriyuki Tateyama | 1998-12-22 |
| 5632718 | Non-flexible endoscope with objective lens system and relay lens system | Noriyuki Tateyama | 1997-05-27 |
| 5418649 | Objective lens system for endoscopes | — | 1995-05-23 |
| 5338211 | Connector cover structure | Shinji Kodama | 1994-08-16 |
| 5305147 | Eyepiece lens system for endoscopes | Akira Hasegawa, Shinichi Nakamura, Kimihiko Nishioka | 1994-04-19 |
| 5198931 | Objective optical system for endoscopes | — | 1993-03-30 |
| 5177605 | Optical system for endoscopes and endoscopes using same | Susumu Takahashi, Atsushi Miyazaki, Kimihiko Nishioka, Akira Hasegawa, Masahiro Chiba +1 more | 1993-01-05 |
| 5119238 | Objective lens system for endoscopes | — | 1992-06-02 |
| 5087989 | Objective optical system for endoscopes | — | 1992-02-11 |
| 5083223 | Objective lens system for endoscopes | — | 1992-01-21 |
| 4976522 | Objective lens system for endoscopes | — | 1990-12-11 |
| 4952040 | Illumination optical system for an endoscope | — | 1990-08-28 |
| 4916534 | Endoscope | Susumu Takhashi, Atsushi Miyazaki, Kimihiko Nishioka, Akira Hasegawa, Masahiro Chiba +1 more | 1990-04-10 |
| 4719827 | Tongue-and-groove pliers | — | 1988-01-19 |
| 4683462 | Device for protecting audio equipment in vehicle against theft | Kazuma Takeda | 1987-07-28 |
| 4669340 | Slip-joint pliers | — | 1987-06-02 |