Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491398 | Video projector | Katsuyuki Takeuchi, Takayuki Matsumoto | 2002-12-10 |
| 6336724 | Projector device capable of obtaining a high luminance without increasing output of light source | Takayuki Matsumoto, Katsuyuki Takeuchi | 2002-01-08 |