Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751180 | Disk player | Shinsaku Tanaka, Takashi Yamanaka, Toshio Yoshimura, Shigeru Akatani | 2004-06-15 |
| 6741541 | Disk player | Shigeru Akatani | 2004-05-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751180 | Disk player | Shinsaku Tanaka, Takashi Yamanaka, Toshio Yoshimura, Shigeru Akatani | 2004-06-15 |
| 6741541 | Disk player | Shigeru Akatani | 2004-05-25 |