Issued Patents All Time
Showing 26–50 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10809506 | Imaging optical system, projection display device, and imaging apparatus | — | 2020-10-20 |
| 10788654 | Imaging optical system, projection display device, and imaging apparatus | — | 2020-09-29 |
| 10768397 | Projection optical system and projection type display device | — | 2020-09-08 |
| 10620413 | Projection optical system and projection type display device | — | 2020-04-14 |
| 10527828 | Zoom lens, projection display device, and imaging apparatus for forming an intermediate image | Akiko Nagahara, Yukiko Nagatoshi, Kazuki Inoue | 2020-01-07 |
| 10466578 | Projection optical system and projection display device | — | 2019-11-05 |
| 10451962 | Projection optical system and projection display device | — | 2019-10-22 |
| 10401597 | Projection optical system and projection type display device | — | 2019-09-03 |
| 10386618 | Projection optical system and projection type display device | — | 2019-08-20 |
| 10359610 | Zoom lens and imaging apparatus | Taiga NODA | 2019-07-23 |
| 10338356 | Projection optical system and projection type display device | — | 2019-07-02 |
| 10324278 | Zoom lens, projection display device, and imaging apparatus | Akiko Nagahara, Yukiko Nagatoshi, Kazuki Inoue | 2019-06-18 |
| 10281696 | Zoom lens, projection display device, and imaging apparatus | — | 2019-05-07 |
| 10268029 | Zoom lens, projection display device, and imaging apparatus | — | 2019-04-23 |
| 10048476 | Projection optical system and projection type display device | — | 2018-08-14 |
| 10031324 | Projection optical system and projection type display device | — | 2018-07-24 |
| 9869849 | Projection optical system and projection type display device | — | 2018-01-16 |
| 9772477 | Projection zoom lens and projection type display device | — | 2017-09-26 |
| 9739985 | Projection lens and projection display apparatus | Tomoyuki Baba, Yukiko Nagatoshi, Masanao Kawana, Akiko Nagahara | 2017-08-22 |
| 9557538 | Projection zoom lens and projection type display device | Yukiko Nagatoshi, Masanao Kawana | 2017-01-31 |
| 9541743 | Projection zoom lens and projection type display device | Yukiko Nagatoshi, Masanao Kawana | 2017-01-10 |
| 9454070 | Projection optical system and projection-type display apparatus | Tomoyuki Baba, Masanao Kawana, Takeshi Kamiya | 2016-09-27 |
| 9442358 | Projection optical system and projection-type display apparatus | Tomoyuki Baba, Masanao Kawana, Takeshi Kamiya | 2016-09-13 |
| 9423599 | Projection zoom lens and projection type display device | — | 2016-08-23 |
| 9405108 | Projection zoom lens and projection type display device | Masanao Kawana, Yukiko Nagatoshi | 2016-08-02 |