Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11373684 | Magnetic disk apparatus and method | Yusuke Kubota | 2022-06-28 |
| 10319401 | Magnetic disk device and control method for magnetic disk device | — | 2019-06-11 |
| 8625230 | Position demodulator and position demodulation method | Tatsuhiko Kosugi, Kazuhiko Takaishi, Takeshi Hara | 2014-01-07 |
| 8553345 | Position demodulation apparatus and position demodulation method | Tatsuhiko Kosugi, Kazuhiko Takaishi | 2013-10-08 |
| 7529058 | Track pitch examination method of storage apparatus, program, and storage apparatus | Takeshi Hara | 2009-05-05 |
| 7479747 | Storage device and motor control device | Takao Abe, Tetsuya Tabuchi | 2009-01-20 |
| 7443628 | Storage apparatus, spindle motor control method, and program | — | 2008-10-28 |
| 6603717 | Optical disk reproducing device with automatic focus control loop | Yuichi Kawada | 2003-08-05 |
| 6577569 | Optical disk reroducing device | Yoshihiro Yamamoto | 2003-06-10 |
| 6490234 | Optical disk reproducing device | Naruhiro Okamoto | 2002-12-03 |