Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6181391 | Color display device with one light source on one side and two light sources on the other side of the light guide plate | Masaya Okita, Kohei Matsuyama, Masaya Kimura, Kazunari Matsui | 2001-01-30 |
| 6126297 | Planar color light emitting device | Kazunari Matsui | 2000-10-03 |