Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832836 | Optical unit and projection type projector apparatus using the same | Masahiko Yatsu, Futoshi Yamasaki | 2004-12-21 |
| 6829031 | Liquid crystal display apparatus and optical device for use therein | Toru Numata, Yasuo Otsuka, Mikio Shiraishi, Naoyuki Ogura, Shigeru Inaoka +3 more | 2004-12-07 |
| 6801366 | Projection lens system and projection image display apparatus using the same | Naoyuki Ogura, Shigeru Mori, Takahiro Yoshida, Kazunari Nakagawa | 2004-10-05 |
| 6783242 | Projection apparatus and projection-type image display apparatus | Masahiko Yatsu, Futoshi Yamasaki | 2004-08-31 |
| 6768594 | Projection lens apparatus and rear projection type image display apparatus using the same | Daisuke Imafuku, Naoyuki Ogura, Kazunari Nakagawa, Hidehiro Ikeda, Shuji Kato | 2004-07-27 |
| 6735353 | Module for optical transmitter | Masataka Shirai, Tomoyoshi Mishima | 2004-05-11 |
| 6728031 | Projection-type picture display apparatus and screen used thereby | Shigeru Inaoka | 2004-04-27 |