Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7304820 | Method of positioning disk-shaped medium | Toshiya Kato, Masanori Fukushi | 2007-12-04 |
| 6373654 | Disk device and apparatus for writing reference signal into the device | Hiroyuki Iwahara, Keiji Aruga, Mitsuaki Yoshida, Yasuyoshi Asao, Yasuhiro Miura +2 more | 2002-04-16 |