Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11520126 | Projection lens system and image projection device | Hideo Onishi, Kenji Ikeo, Katsu Yamada | 2022-12-06 |
| 11513325 | Projection lens system and image projection device | Hideo Onishi, Kenji Ikeo, Katsu Yamada | 2022-11-29 |