Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525978 | Variable focal length lens apparatus | — | 2022-12-13 |
| 11307330 | Variable focal length optical system | Yuko Shishido | 2022-04-19 |
| 11237354 | Variable focal length lens apparatus | Tatsuya Nagahama, Yuko Shishido, Masaki Okayasu, Atsushi Usami | 2022-02-01 |