Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5742933 | Rotary memory storage device with cache control method and apparatus | Akira Kojima, Tsuneo Hirose, Masahiko Sato, Tetsuzo Kobashi | 1998-04-21 |
| 5584012 | Cache control method and rotary storage device having cache control | Akira Kojima, Tsuneo Hirose, Masahiko Sato, Tetsuzo Kobashi | 1996-12-10 |
| 5105318 | Head positioning device for use in magnetic disk equipment | Katsuhiro Tsuneta, Yuji Yoshida, Akira Kojima | 1992-04-14 |
| 5012166 | Control system for brushless DC motor | Nobuyoshi Ushijima, Hiroshi Masuda, Akira Ishibashi, Masahiko Satou, Norikazu Takayama +1 more | 1991-04-30 |
| 4803572 | Recording/reproducing method and apparatus of magnetic disk unit in which playback commences before the magnetic head is completely centered on the track | Kenji Nishimura, Yuji Yoshida, Kiyotaka Takahashi, Tsuneo Hirose, Katsuhiro Tsuneta +4 more | 1989-02-07 |
| 4727439 | Magnetic disc unit system | Motohiro Nakai, Asao Sasamoto, Kazuo Nakagoshi, Hideaki Amano | 1988-02-23 |
| 4542429 | Apparatus for reducing starting adhesion between a magnetic disc and flying head | Hiroshi Nishida | 1985-09-17 |