Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11175573 | Light source device and projector | Atsushi Kato, Isao Takahashi | 2021-11-16 |
| 10965919 | Projector and image display method | Isao Takahashi, Atsushi Kato | 2021-03-30 |
| 10610422 | Disposable wearing article | Jun Fukasawa, Toshiyasu Yoshioka | 2020-04-07 |
| 10409149 | Phosphor wheel, light-emitting unit, and projector using same | — | 2019-09-10 |
| 10292876 | Pull-on disposable diaper | Toshiyasu Yoshioka, Jun Fukasawa | 2019-05-21 |
| 9904151 | Projector and image projection method | Atsushi Kato, Isao Takahashi, Takashi Ishikawa, Hirotaka Koyama | 2018-02-27 |
| 9557013 | Illumination optical system and projection display apparatus | — | 2017-01-31 |