Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10136113 | Projection image display apparatus for reducing unnecessary light in the projected image | Yohei Katsumata | 2018-11-20 |
| 8070300 | Projection display with a detachable lamp | — | 2011-12-06 |
| 7692604 | Hand-held type projector | Yoshihiro Yokote, Hideyuki Kanayama, Takashi Ikeda | 2010-04-06 |
| 7628492 | Projection display with direct light source cooling means | Hisashi Okada | 2009-12-08 |
| 7465053 | Projection type video display unit and illuminating device | Mineki Taoka, Haruhiko Murata, Toshiya Iinuma, Koji Ishii, Kazuki Hashizumi +5 more | 2008-12-16 |
| 7360901 | Cross dichroic mirror, illuminating device, and projection type video display | Yoshihiro Yokote | 2008-04-22 |
| 7311403 | Optical member, illuminating device, and projection type video display | Yoshitaka Kurosaka | 2007-12-25 |