Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562344 | Automatic focus detecting mechanism for endoscopes | Shin-ichi Mihara, Toshihiro Imai, Ken-ichi Nakahashi, Youichi Iba, Masaki Imaizumi | 1985-12-31 |
| 4547047 | Microscope tube system | Takaharu Koike | 1985-10-15 |
| 4469404 | Image posture converting optical system | — | 1984-09-04 |
| 4436384 | Binocular stereo-microscope | — | 1984-03-13 |
| 4413889 | Focusing device for microscopes | — | 1983-11-08 |
| 4412727 | Optical system for tiltable lens barrel of a microscope | — | 1983-11-01 |
| 4397529 | Illumination system for microscopes | — | 1983-08-09 |
| 4384200 | Apparatus for changing illumination optics of a microscope | — | 1983-05-17 |
| 4253726 | Transmission type illumination equipment for microscopes | — | 1981-03-03 |