Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781928 | Optical head and optical disk apparatus | Katsuo Iwata, Maho Kuwahara, Sumitaka Maruyama | 2004-08-24 |
| 6754160 | Optical disk device and information reproducing device performing maximum decoded offset process, and reproducing methods thereof | Yutaka Kashihara | 2004-06-22 |