Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656112 | Distal endoscope part having light emitting source such as light emitting diodes as illuminating means | — | 2003-12-02 |
| 6488619 | Distal endoscope part having light emitting source such as light emitting diodes as illuminating means | — | 2002-12-03 |
| 6361491 | Optical adaptor for highy precision endoscope | Hiroshi Hasegawa, Masahiro Chiba | 2002-03-26 |
| 5179934 | Endoscope | Mitsugu Nagayoshi, Atsushi Miyazaki, Sakae Takehana, Hideyuki Adachi, Yasuhiro Ueda +2 more | 1993-01-19 |
| 5150702 | Iris diaphragm device and endoscope having the same | Nobuyuki Sakamoto, Koichi Yoshimitsu, Yasundo Tanaka | 1992-09-29 |
| 5150234 | Imaging apparatus having electrooptic devices comprising a variable focal length lens | Susumu Takahashi, Akira Takano, Hisanari Shimazu, Kimihiko Nishioka, Akitoshi Toda +2 more | 1992-09-22 |
| 5144848 | Intra-tube traveling apparatus | Nobuaki Uenishi, Mitsugu Nagayoshi, Tomoaki Sato, Katsunori Sakiyama, Yasuhiro Ueda +1 more | 1992-09-08 |
| 5097352 | Optical system including liquid crystal devices | Susumu Takahashi, Yoshinao Oaki, Akira Takano, Hisanari Shimazu, Kimihiko Nishioka +2 more | 1992-03-17 |
| 5090259 | Pipe-inspecting apparatus having a self propelled unit | Yoshio Shishido, Hideyuki Adachi, Hiroki Hibino, Tsutomu Yamamoto, Syuichi Takayama +3 more | 1992-02-25 |
| 5071229 | Imaging apparatus having electrooptic devices which comprise a variable focal length lens | Yoshinao Oaki, Susumu Takahashi, Akira Takano, Hisanari Simazu, Kimihiko Nishioka +4 more | 1991-12-10 |
| 5047847 | Endoscope using liquid crystal devices different in the response frequency in the image forming optical system | Akitoshi Toda, Hisanari Shimazu, Akira Takano, Susumu Takahashi, Yoshinao Ohaki +1 more | 1991-09-10 |
| 4860732 | Endoscope apparatus provided with endoscope insertion aid | Hiroshi Hasegawa | 1989-08-29 |