Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271050 | Projection lens | Hitoshi Shimizu, Tetsuo Kamigaki, Yasuto Kuroda | 2025-04-08 |
| 12222636 | Projection lens and projection device | Masaru Amano | 2025-02-11 |
| 12216391 | Projector with rotatable projection lens | Masaru Amano, Yukiko Nagatoshi, Kenji Ito | 2025-02-04 |
| 12204165 | Projection lens and projection device having a space interposed between a frame and a first lens | Masaru Amano | 2025-01-21 |
| 12181788 | Projection lens with a first optical system to form an intermediate image of an optical image and projection device | Masaru Amano | 2024-12-31 |
| 12153335 | Projector with rotatable projection lens | — | 2024-11-26 |
| 12111562 | Projection device | Shoki KASAHARA | 2024-10-08 |
| 12025907 | Projection lens and projection device | Tetsuo Kamigaki, Hitoshi Shimizu, Yasuto Kuroda | 2024-07-02 |
| 12013625 | Projection lens and projection apparatus | — | 2024-06-18 |
| 11994791 | Projection device | Tetsuo Kamigaki, Masaru Amano | 2024-05-28 |
| 11899346 | Projector with rotatable projection lens | Masaru Amano, Yukiko Nagatoshi, Kenji Ito | 2024-02-13 |
| 11592731 | Projection lens and projection device | Tetsuo Kamigaki, Hitoshi Shimizu, Yasuto Kuroda | 2023-02-28 |
| 11520224 | Projection lens and projection device | Tetsuo Kamigaki, Hitoshi Shimizu, Yasuto Kuroda | 2022-12-06 |
| 11506958 | Projector | Masaru Amano, Yukiko Nagatoshi, Kenji Ito | 2022-11-22 |
| 11480856 | Projection lens | Tetsuo Kamigaki, Hitoshi Shimizu, Yasuto Kuroda | 2022-10-25 |
| 11392015 | Projection lens and projection device | Tetsuo Kamigaki, Hitoshi Shimizu, Yasuto Kuroda | 2022-07-19 |
| 11194235 | Projector | Masaru Amano, Yukiko Nagatoshi, Kenji Ito | 2021-12-07 |
| 11119393 | Projector | Masaru Amano, Yukiko Nagatoshi, Kenji Ito | 2021-09-14 |
| 11061307 | Projection optical system and projector | Masaru Amano, Yukiko Nagatoshi, Kenji Ito | 2021-07-13 |
| 10942437 | Rotatable projection lens and projector | — | 2021-03-09 |
| D866645 | Projector lens unit for a projector | — | 2019-11-12 |
| D866644 | Projector lens unit for a projector | — | 2019-11-12 |
| 10281806 | Projection lens, projector, and method of preventing image deterioration thereof | — | 2019-05-07 |
| D797834 | Lens barrel | — | 2017-09-19 |