Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8477267 | Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film | Katsuya Fujisawa, Kazuo Genda, Atsushi Kumano, Noboru Oshima, Yoshiki Matsuoka +12 more | 2013-07-02 |
| 8130340 | Liquid crystal display and light guide plate | Tadahiro Ohmi, Yasuyuki Shirai, Kiwamu Takehisa, Mitsuo Matsumoto, Toshiaki Sato +6 more | 2012-03-06 |
| 7852435 | Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film | Katsuya Fujisawa, Kazuo Genda, Atsushi Kumano, Noboru Oshima, Yoshiki Matsuoka +12 more | 2010-12-14 |
| 7050229 | Method for manufacturing rear-projection type screen having sheets with protrusions integrally formed thereon | Ichiro Matsuzaki | 2006-05-23 |
| 6618196 | Rear-projection type screen | Ichiro Matsuzaki | 2003-09-09 |
| 5342669 | Optical information recording medium | Tadao Yoshikawa, Kyoko Okamoto | 1994-08-30 |