Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768594 | Projection lens apparatus and rear projection type image display apparatus using the same | Daisuke Imafuku, Naoyuki Ogura, Kazunari Nakagawa, Koji Hirata, Shuji Kato | 2004-07-27 |