Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7578607 | Light deflector and light source device | Tomoyoshi Yamashita | 2009-08-25 |
| 7534024 | Optical deflector element and light source device | Tomoyoshi Yamashita, Makoto Ookawa | 2009-05-19 |
| 7530719 | Light source device and light deflection element | Tomoyoshi Yamashita | 2009-05-12 |
| 7522809 | Planar light source and light guide for use therein | Tomoyoshi Yamashita | 2009-04-21 |
| 7380968 | Optical deflector element and light source device | Tomoyoshi Yamashita, Makoto Ookawa | 2008-06-03 |