Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7554729 | Rear projection display apparatus and transmission type screen | Takao Sumida | 2009-06-30 |
| 7535637 | Fresnel lens sheet, transmission type screen and rear projection type display apparatus | Yasufumi Ogawa, Hiroaki Uchino | 2009-05-19 |
| 7525728 | Transmissive screen and rear projection display apparatus | Yasufumi Ogawa, Hiroaki Uchino, Minoru Makida | 2009-04-28 |
| 7499213 | Rear projection display apparatus and transmission type screen | Hiroaki Uchino, Yasufumi Ogawa | 2009-03-03 |
| 7460299 | Rear projection display apparatus and transmission type screen | Yasufumi Ogawa, Yoshihiro Hagiwara | 2008-12-02 |
| 7379240 | Rear projection-type screen and rear projection-type image display device | Kyoichi Murakami | 2008-05-27 |
| 7116498 | Projection optical system and image projection apparatus | Jun Nishikawa, Nobuhiko Nishiki, Yasunori Kuratomi, Tetsuya Kita | 2006-10-03 |
| 6614594 | Projection panel assembly, projection apparatus, and production method thereof | Hiroshi Murasugi, Satoru Murata | 2003-09-02 |
| 6144492 | Optical block and display unit | Atsushi Iwamura, Hideki Katsuragawa, Toru Kawai | 2000-11-07 |
| 5944401 | Optical block and liquid crystal projector | Kyoichi Murakami, Takeyo Nakagawa, Atsushi Iwamura | 1999-08-31 |