Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020178 | Optical disk device having supported rotating arm | Kazunori Hasegawa, Tsukasa Nakayama, Isamu Nakade | 2011-09-13 |
| 7900219 | Disc device having improved suppression of disc movement | Kazunori Hasegawa, Tsukasa Nakayama, Isamu Nakade, Kenji Urushihara | 2011-03-01 |