Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4432349 | Articulated tube structure for use in an endoscope | — | 1984-02-21 |
| 4272156 | Illumination optical system using optical fiber bundles | Kuniaki Ishibashi, Norio Shiraishi | 1981-06-09 |
| 4219014 | Light source device for endoscope which controls the voltage across a single light source for performing both illumination and photography | Morihiko Yoshida | 1980-08-26 |