Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6099537 | Medical treatment instrument | Toshiya Sugai, Hiroyuki Nagamizu, Minoru Tsuruta, Yoshihito Shimizu, Toshihiko Suzuta +3 more | 2000-08-08 |
| 5423848 | Trocar | Nobuhiko Washizuka, Yasuhiko Oomagari, Tsuruo Hatori, Tsuyoshi Tsukagoshi, Minoru Tsuruta +7 more | 1995-06-13 |
| 5259365 | Endoscope examination apparatus | Toshiaki Nishikori, Yukio Nakajima, Masahiro Kawashima, Stuart M. Greengrass, Christopher O. Parker +7 more | 1993-11-09 |
| 5112330 | Resectoscope apparatus | Shiro Bito | 1992-05-12 |
| 5096292 | Borescope apparatus | Nobuyuki Sakamoto, Ichiro Takahashi, Morihide Mizumoto, Saburo Hosono, Tutomu Yamamoto +10 more | 1992-03-17 |
| 5088998 | Resectoscope apparatus | Kiyotoshi Sakashita, Shiro Bito | 1992-02-18 |
| 5051824 | Electronic scope having detachable frame to which solid state imaging device is fastened | — | 1991-09-24 |
| 5048956 | Borescope apparatus | Nobuyuki Sakamoto, Yasuhiro Ueda, Atsushi Miyazaki, Yoshio Shishido, Toshiaki Nishikori +4 more | 1991-09-17 |
| 5007907 | Resectoscope apparatus | Shiro Bito | 1991-04-16 |
| 4994062 | Resectoscope apparatus | Shiro Bito | 1991-02-19 |
| 4991957 | Borescope apparatus | Nobuyuki Sakamoto, Yoshio Shishido, Masahiro Kumakura, Morihide Mizumoto, Morihide Tojo +11 more | 1991-02-12 |
| 4905082 | Rigid video endoscope having a detachable imaging unit | Takeaki Nakamura, Minoru Okabe, Hitoshi Karasawa, Hiroyuki Kusnoki, Tadao Hagino +4 more | 1990-02-27 |
| 4901142 | Video scope system | Yuji Ikuno, Takeaki Nakamura, Yoshikazu Tojo, Hiromasa Suzuki, Hisao Yabe +4 more | 1990-02-13 |
| 4879992 | Rigid electronic endoscope | Takeaki Nakamura, Jun Yoshinaga, Masahide Kanno, Hisao Yabe, Takeshi Yokoi +3 more | 1989-11-14 |
| 4867138 | Rigid electronic endoscope | Tetsumaru Kubota, Takeaki Nakamura, Minoru Okabe, Hitoshi Karasawa, Hiroyuki Kusunoki +4 more | 1989-09-19 |
| 4862872 | Endoscope and endoscope washing apparatus | Hisao Yabe, Masahide Kanno, Jun Yoshinaga, Takeshi Yokoi, Kazuhiko Ozeki +3 more | 1989-09-05 |
| 4803550 | Imaging apparatus having illumination means | Hisao Yabe, Kenji Kimura, Masahide Kanno, Kiyoshi Tsuji, Jun Yoshinaga +5 more | 1989-02-07 |
| 4711999 | Apparatus for photometrically detecting an optically focused condition of an optical system | Yoshio Shishido, Susumu Takahashi, Kazumasa Matsuo, Atsushi Miyazaki, Shinichi Kato +2 more | 1987-12-08 |
| 4556787 | Photosensor for optical observing or photographing devices | Yoshio Shishido, Shinichi Kato, Kazumasa Matsuo, Atsushi Miyazaki, Susumu Takahashi +2 more | 1985-12-03 |
| D279604 | Tubular insert for an endoscope telescope heater | — | 1985-07-09 |
| D275226 | Endoscope heater | — | 1984-08-21 |
| D275228 | Pipe in heater for heating endoscope | — | 1984-08-21 |
| D271618 | Adaptor for endoscope | — | 1983-11-29 |