Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469820 | Scanning optical system | Shigeru Sawamura, Shunta Takimoto | 2002-10-22 |
| 6429975 | Illumination optical system and projector using same | Yasumasa Sawai, Hisashi Tokumaru | 2002-08-06 |