Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11822223 | Light source device, illumination device, and projector | — | 2023-11-21 |
| 11709416 | Light source device, image display device, and projector | — | 2023-07-25 |
| 11681210 | Illuminator and projector | Tomoko AKAGAWA, Koichi Akiyama | 2023-06-20 |
| 11630382 | Optical element, light source device, image display device, and projector | — | 2023-04-18 |
| 11579519 | Light source device, illumination device, and projector | — | 2023-02-14 |
| 10983426 | Projector | Kunihiko Takagi, Takeshi Takezawa | 2021-04-20 |
| 10268113 | Illumination device and projector having light shaping optical system including free-form surface | Koichi Akiyama | 2019-04-23 |
| 7819532 | Projector | Kazuyuki Iinuma, Masaki Uchida | 2010-10-26 |
| 7528359 | Projector | Kazuhiro Nishida | 2009-05-05 |
| 7083283 | Projector | Kazuhiro Nishida, Hirtaka Yanagisawa | 2006-08-01 |
| 7021766 | Projector | — | 2006-04-04 |
| 6886945 | Projector | Kazuhiro Nishida | 2005-05-03 |