Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626542 | Reflection type projection optical system | Tomoyuki Baba | 2003-09-30 |
| 6585380 | Illumination apparatus and projector type display apparatus using the same | — | 2003-07-01 |
| 6559901 | Illumination optical system and projection type display apparatus using the same | Takashi Watanabe | 2003-05-06 |