Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819497 | Color separation and color synthesis optical system and reflection type projection display apparatus | Tetsuji Suzuki, Shogo MASUDA, Makoto Ashihara, Takayuki Kashiwagi | 2004-11-16 |
| 6390804 | Guiding structure for regulating traveling direction of swing arm | Yukihiro Kozuka | 2002-05-21 |