Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10830991 | Single-focus optical system and optical apparatus using the same | Keisuke Ichikawa | 2020-11-10 |
| 10663705 | Single-focus optical system and optical apparatus using the same | Keisuke Ichikawa | 2020-05-26 |
| 10551617 | Image pickup apparatus which corrects chromatic aberration in a wide wavelength range, and capsule endoscope | Takahiro Amanai, Ayami Imamura | 2020-02-04 |