Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7616298 | Disk transfer mechanism, and disk inspection apparatus and disk inspection method using the same | — | 2009-11-10 |
| 5999366 | Adjustable disk chucking mechanism for handling different sized disks | Chikara Shiraishi | 1999-12-07 |
| 5909117 | Apparatus and method for inspecting disks | Osamu Ishiwata | 1999-06-01 |
| 5014143 | Data recording disk chuck mechanism | Kyoichi Mori, Kuniaki Toda, Nobuyuki Iizuka, Tsutomu Hongo | 1991-05-07 |