Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5163938 | High-frequency surgical treating device for use with endoscope | Toshitaka Hanzawa, Tsutomu Okada, Tatsuya Saito, Kenichiro Sanagi | 1992-11-17 |
| 4936307 | Ultrasonic observation system and an ultrasonic endoscope system | Yoshitake Saito, Tatsuo Nagasaki, Takashi Tsukaya, Tsuguhisa Sasai, Akira Hasegawa +11 more | 1990-06-26 |
| 4841952 | Endoscope with an optical system | Michio Sato, Yukio Nakajima | 1989-06-27 |
| 4813400 | Optical fiber assembly for an endoscope | Nobuhiko Washizuka | 1989-03-21 |
| 4773395 | Endoscope | Akira Suzuki, Hiroaki Kubokawa, Nobuyuki Matsuura, Shigeru Nakajima, Hisao Yabe +1 more | 1988-09-27 |
| 4756303 | Insertion section of an endoscope | Masahiro Kawashima, Tsuruo Hatori, Nobuaki Akui, Nobuhiko Washizuka, Kunio Ohno +1 more | 1988-07-12 |
| 4732139 | Endoscope with insertion having a plurality of insertion holes | Masahiro Kawashima, Kunio Ohno, Nobuaki Akui, Yoshio Tashiro | 1988-03-22 |
| 4507115 | Medical capsule device | Kazuo Misawa, Mikio Honda, Koichi Matsui, Kitijiro Kohri | 1985-03-26 |
| 4486787 | Intelligent copier | Nagahiro Gocho, Hitomi Tojiki, Asao Hayashi, Toru Nobuto | 1984-12-04 |
| 4484817 | Colorimetric chemical analyzing apparatus | Toru Nobuto, Asao Hayashi, Hitomi Tojiki, Nagahiro Gocho | 1984-11-27 |
| 4439197 | Medical capsule device | Mikio Honda, Koichi Matsui, Kitijiro Kohri, Kazuo Misawa | 1984-03-27 |
| 4404964 | Endoscope ocular device | — | 1983-09-20 |