Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271050 | Projection lens | Hironobu Kayano, Hitoshi Shimizu, Yasuto Kuroda | 2025-04-08 |
| 12025907 | Projection lens and projection device | Hitoshi Shimizu, Yasuto Kuroda, Hironobu Kayano | 2024-07-02 |
| 11994791 | Projection device | Hironobu Kayano, Masaru Amano | 2024-05-28 |
| 11592731 | Projection lens and projection device | Hitoshi Shimizu, Yasuto Kuroda, Hironobu Kayano | 2023-02-28 |
| 11520224 | Projection lens and projection device | Hitoshi Shimizu, Yasuto Kuroda, Hironobu Kayano | 2022-12-06 |
| 11480856 | Projection lens | Hitoshi Shimizu, Yasuto Kuroda, Hironobu Kayano | 2022-10-25 |
| 11392015 | Projection lens and projection device | Hitoshi Shimizu, Yasuto Kuroda, Hironobu Kayano | 2022-07-19 |
| 7307803 | Zoom lens device | Satoru Matsumoto | 2007-12-11 |