Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6467923 | Light pipe, planar light source unit and liquid-crystal display device | — | 2002-10-22 |
| 6459461 | Liquid-crystal display device | Naoki Takahashi | 2002-10-01 |
| 6369950 | Liquid-crystal display device and light pipe | — | 2002-04-09 |
| 6366409 | Light pipe unit, plane light source unit and liquid-crystal display device | Toshihiro Ariyoshi, Takao Suzuki, Hideo Abe | 2002-04-02 |