Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209631 | Lens unit, imaging apparatus, and mobile device | Keiji Matsusaka | 2021-12-28 |
| 10514536 | Observation optical system | Naoki Hirose | 2019-12-24 |
| 8885270 | Imaging lens system, imaging optical device, and digital appliance | Hiroaki Tanaka, Keiji Matsusaka, Eigo Sano | 2014-11-11 |
| 8780458 | Imaging lens, image pickup apparatus, and portable terminal | Eigo Sano | 2014-07-15 |