Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7660210 | Disk device | Seiichi Yamamoto, Kenichi Niiyama, Yoshiki Tanaka, Shinsuke Takagimoto | 2010-02-09 |
| 7289396 | Disk device | Seiichi Yamamoto, Kenichi Niiyama, Yoshiki Tanaka, Shinsuke Takagimoto | 2007-10-30 |