Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7572013 | Projection display | — | 2009-08-11 |
| 6915063 | Rod integrator manufacturing method and rod integrator | Koji Ohgaki | 2005-07-05 |
| 6820983 | Dichroic prism and method for manufacturing the same | Tomoaki Shigeta, Kouichirou Monma | 2004-11-23 |
| 6648476 | Projection type image display apparatus | Takashi Watanabe | 2003-11-18 |