Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7341354 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Kenji Fuse | 2008-03-11 |
| 7128422 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Kenji Fuse | 2006-10-31 |
| 6935750 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Kenji Fuse | 2005-08-30 |
| 6908198 | Image display mechanism and image display device | Mikio Shiraishi, Yasuo Otsuka | 2005-06-21 |
| 6895393 | Electronic book distributing system by use of purchase certificate and devices therefor | Tadashi Kuwabara, Hiroshi Shimizu, Misuzu Mochizuki, Yukinobu Tada, Naoki Yamamoto +6 more | 2005-05-17 |
| 6829031 | Liquid crystal display apparatus and optical device for use therein | Yasuo Otsuka, Mikio Shiraishi, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more | 2004-12-07 |
| 6817720 | Image display mechanism and image display device | Mikio Shiraishi, Yasuo Otsuka | 2004-11-16 |
| 6779894 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Kenji Fuse | 2004-08-24 |
| 6682197 | Image display mechanism and image display device | Mikio Shiraishi, Yasuo Otsuka | 2004-01-27 |
| 6588910 | Image display mechanism and image display device | Mikio Shiraishi, Yasuo Otsuka | 2003-07-08 |
| 6582083 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Kenji Fuse | 2003-06-24 |
| 6535267 | Liquid crystal display apparatus having liquid crystal display element immersed in cooling medium | Yasuo Otsuka, Mikio Shiraishi, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more | 2003-03-18 |
| 6394608 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Kenji Fuse | 2002-05-28 |
| 6256083 | Liquid crystal display apparatus and optical device for use therein | Yasuo Otsuka, Mikio Shiraishi, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more | 2001-07-03 |
| 6231191 | Image display mechanism and image display device | Mikio Shiraishi, Yasuo Otsuka | 2001-05-15 |