Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366409 | Light pipe unit, plane light source unit and liquid-crystal display device | Seiji Umemoto, Takao Suzuki, Hideo Abe | 2002-04-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366409 | Light pipe unit, plane light source unit and liquid-crystal display device | Seiji Umemoto, Takao Suzuki, Hideo Abe | 2002-04-02 |