Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331457 | Stereomicroscope wherein the distance between a pair of beams remains unchanged when the magnification is changed | Toyoharu Hanzawa, Yoshihiro Kawano, Masaaki Yamagishi | 1994-07-19 |
| 5305147 | Eyepiece lens system for endoscopes | Akira Hasegawa, Tsutomu Igarashi, Shinichi Nakamura | 1994-04-19 |