Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834033 | Optical disk and optical disk drive device | Kyosuke Yoshimoto, M. C. Rao, Hiroyuki Ohata, Teruo Furukawa, Junichi Kondo +1 more | 2004-12-21 |
| 6775220 | Optical disk and optical disk drive device | Kyosuke Yoshimoto, M. C. Rao, Hiroyuki Ohata, Teruo Furukawa, Junichi Kondo +1 more | 2004-08-10 |
| 6754145 | Tilt compensation device for disk drive | Masayoshi Shimamoto | 2004-06-22 |
| 6738341 | Rewritable optical disk with spare area and optical disk processing apparatus | Hiroyuki Ohata | 2004-05-18 |