Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11363942 | Angle-selective optical system, stereo video endoscope having such a system, and method for manufacturing same | Jianxin ZHAO | 2022-06-21 |
| 11357390 | Optical system for a stereo video endoscope | Martin Wieters, Jianxin ZHAO, Alrun Thuemen | 2022-06-14 |
| 11317788 | Optical system of a stereo video endoscope with a lateral viewing direction, and method to produce the same | Jianxin ZHAO | 2022-05-03 |