Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8014237 | Disk device | Akira Takahashi | 2011-09-06 |
| 7954117 | Disk selecting device and disk device with a drum cam to separate disks | Akira Takahashi | 2011-05-31 |
| 7881176 | Floating lock device | Akira Takahashi | 2011-02-01 |