Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779190 | Disk carrier device of disk player | Takashi Yamanaka | 2004-08-17 |
| 6772426 | Disk carrier device | — | 2004-08-03 |
| 6751180 | Disk player | Shinsaku Tanaka, Takashi Yamanaka, Toshio Yoshimura, Takashi Kouso | 2004-06-15 |
| 6741541 | Disk player | Takashi Kouso | 2004-05-25 |