Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751186 | Optical disk cartridge | — | 2004-06-15 |
| 6734929 | Illumination device having a single light source and liquid crystal display device | Takuro Sugiura, Ohizumi Mitsuo | 2004-05-11 |