Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10948700 | Variable magnification optical system, optical device, and method for producing variable magnification optical system | — | 2021-03-16 |
| 10895721 | Zoom lens, optical apparatus, and method for manufacturing zoom lens | Norikazu Yokoi, Issei Tanaka | 2021-01-19 |