Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478431 | Illumination system and projector | Shigeru Sawamura, Hideki Nagata | 2002-11-12 |
| 6467911 | Projector and lamp unit | Masayuki Ueyama, Hideki Nagata, Akira Kawabata | 2002-10-22 |
| 6429975 | Illumination optical system and projector using same | Hisashi Tokumaru, Nobuo Mushiake | 2002-08-06 |
| 6412951 | Optical image projector | — | 2002-07-02 |
| 6347014 | Illumination optical system and projection-type image display apparatus | Kohtaro Hayashi, Kenji Konno | 2002-02-12 |
| 6343862 | Projecting image display device | Kohtaro Hayashi, Soh Ohzawa, Yuichiro Ori, Jun Ishihara | 2002-02-05 |