Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8873183 | Disk drive and method of writing servo write tracks to a disk | Kei Yasuna, Tomoo Ozaki, Makoto Takase | 2014-10-28 |
| 7375917 | Idle seek calibration method for magnetic disk drive and magnetic disk drive with an intermission calibration | Yoshikatsu Fujii, Tsuyoshi Arai, Toshiyuki Kikuta, Shinji Matsushita | 2008-05-20 |
| 6950264 | Disk drive system for controlling seek operations | Tatsuya Ito, Takao Araki, Yoshikatsu Fujii, Shinji Matsushita | 2005-09-27 |
| 6950268 | Disk drive | Takahiro Inoue, Kiyotada Itou, Kazuhisa Shishida, Shinji Matsushita | 2005-09-27 |
| 6920007 | Load/unload method and a magnetic disk drive using the method | Hidefumi Tominaga, Tsuyoshi Arai, Toshiyuki Kikuta, Yoshikatsu Fujii | 2005-07-19 |
| 6510014 | Disturbance detection circuit, memory device thereof, and disturbance detection method | Toshiyuki Kikuta, Tsuyoshi Arai, Yoshikatsu Fujii, Shinji Matsushita | 2003-01-21 |