Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11989197 | Information processing apparatus, control method, and non-transitory storage medium for the same | — | 2024-05-21 |
| 11856337 | Projection-type display device | Yukiko Nagatoshi, Chikara Yamamoto | 2023-12-26 |
| 11835697 | Zoom lens, projection display device, and imaging apparatus for forming an intermediate image | Masaru Amano, Yukiko Nagatoshi, Kazuki Inoue | 2023-12-05 |
| 11796824 | Image forming optical system, projection type display device, and imaging apparatus | — | 2023-10-24 |
| 11567294 | Imaging lens and imaging apparatus | — | 2023-01-31 |
| 11320635 | Imaging optical system, projection type display device, and imaging apparatus | Yukiko Nagatoshi, Masaru Amano | 2022-05-03 |
| 11280986 | Zoom lens, projection display device, and imaging apparatus for forming an intermediate image | Masaru Amano, Yukiko Nagatoshi, Kazuki Inoue | 2022-03-22 |
| 10948699 | Imaging optical system, projection type display device, and imaging apparatus | Yukiko Nagatoshi, Masaru Amano | 2021-03-16 |
| 10895717 | Imaging optical system, projection display device, and imaging apparatus | — | 2021-01-19 |
| 10527828 | Zoom lens, projection display device, and imaging apparatus for forming an intermediate image | Masaru Amano, Yukiko Nagatoshi, Kazuki Inoue | 2020-01-07 |
| 10416422 | Zoom lens, projection display device, and imaging apparatus for forming an intermediate image | Yukiko Nagatoshi, Kazuki Inoue | 2019-09-17 |
| 10324278 | Zoom lens, projection display device, and imaging apparatus | Masaru Amano, Yukiko Nagatoshi, Kazuki Inoue | 2019-06-18 |
| 10295804 | Zoom lens, projection display device, and imaging apparatus that forms an intermediate image at a postion conjugate to a reduction side imaging plane and causes the intermediate image to be re-imaged on a magnification side imaging plane | — | 2019-05-21 |
| 10151906 | Imaging optical system, projection-type display apparatus, and imaging apparatus | — | 2018-12-11 |
| 10101641 | Zoom lens, projection display device, and imaging apparatus | Yukiko Nagatoshi, Kazuki Inoue | 2018-10-16 |
| 9739989 | Projection zoom lens and projection type display device | — | 2017-08-22 |
| 9739985 | Projection lens and projection display apparatus | Tomoyuki Baba, Yukiko Nagatoshi, Masanao Kawana, Masaru Amano | 2017-08-22 |
| 9664884 | Projection zoom lens and projection type display device | Michio Cho | 2017-05-30 |
| 9557537 | Zoom lens for projection and projection-type display apparatus | — | 2017-01-31 |
| 9383560 | Zoom lens for projection and projection-type display apparatus | — | 2016-07-05 |
| 9250427 | Projection lens and projection display apparatus | — | 2016-02-02 |
| 9195034 | Lens for projection and projection-type display apparatus | Yukiko Nagatoshi | 2015-11-24 |
| 9069157 | Projection zoom lens and projection apparatus | — | 2015-06-30 |
| 8976454 | Variable-magnification projection optical system and projection display device | Yukiko Nagatoshi | 2015-03-10 |
| 8976455 | Variable-magnification projection optical system and projection display device | Yukiko Nagatoshi | 2015-03-10 |