Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11520135 | Objective optical system, and optical system for rigid endoscope and rigid endoscope using the same | — | 2022-12-06 |
| 11478134 | Stereoscopic-vision endoscope optical system and endoscope using the same | Yoshihiro Uchida | 2022-10-25 |
| 11395578 | Optical system for rigid endoscope and rigid endoscope | — | 2022-07-26 |