Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667794 | Collimator utilizing wavelength selective reflection and backlight system | Kohei Arakawa, Kenichi Nakagawa, Mitsuyoshi Ichihashi | 2003-12-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667794 | Collimator utilizing wavelength selective reflection and backlight system | Kohei Arakawa, Kenichi Nakagawa, Mitsuyoshi Ichihashi | 2003-12-23 |