Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631997 | Light-source device and projection type display device | Akihisa Miyata, Shinsuke Shikama | 2003-10-14 |
| 6575580 | Lighting system and projection type display unit using thereof | Shinsuke Shikama | 2003-06-10 |
| 6561656 | Illumination optical system with reflecting light valve | Kuniko Kojima | 2003-05-13 |
| 6560048 | Prism having two inner surfaces and outer shape regarded as plane parallel plate | Shinsuke Shikama | 2003-05-06 |
| 6527396 | Optical device as well as projector unit and rear projector system using the same | Shinsuke Shikama | 2003-03-04 |