Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859811 | Relay optical system and rigid endoscope using the same | — | 2020-12-08 |
| 10018827 | Objective optical system for endoscope | — | 2018-07-10 |
| 9568725 | Endoscope objective optical system | — | 2017-02-14 |
| 8767307 | Objective optical system | Minoru Nakamura | 2014-07-01 |