Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6595652 | Surface lighting device | Rika Narumi, Mitsuo Tsuji | 2003-07-22 |
| 6502947 | Planar light source device and liquid crystal display apparatus | Hiroki Matsumoto, Yasuko Hayashi | 2003-01-07 |