Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880904 | Disk drive having a thickness equal to an IC memory card | Yoshifumi Mizoshita, Tomoyoshi Yamada, Yasumasa Kuroba, Toru Kouhei, Takao Sugawara +4 more | 1999-03-09 |
| 5764441 | Head actuator having reduced and controlled vibration characteristics for high speed disk drive systems | Yasumasa Kuroba, Tomoyoshi Yamada | 1998-06-09 |
| 5608592 | Head actuator | Yoshifumi Mizoshita, Tomoyoshi Yamada, Yasumasa Kuroba, Toru Kouhei, Takao Sugawara +4 more | 1997-03-04 |
| 5519270 | Spindle motor and disk drive having the same | Tomoyoshi Yamada, Yoshifumi Mizoshita | 1996-05-21 |
| 5349486 | Magnetic disk storage apparatus having a vibration proof structure | Masaharu Sugimoto, Tomoyoshi Yamada, Takahiro Imamura, Yoshifumi Mizoshita | 1994-09-20 |
| 5112147 | Rotating support apparatus in disk storage device | Takahiro Imamura, Yoshifumi Mizoshita | 1992-05-12 |
| 5041935 | Rotary actuator for positioning magnetic heads in a disk drive | Norihiko Suzuki, Tomoyoshi Yamada, Hiroshi Maeda, Takahiro Imamura | 1991-08-20 |
| 4967293 | Multi-positioner magnetic disk storage apparatus having means for reducing mechanical vibration interference between positioners | Yoshifumi Mizoshita, Masahito Iwatsubo, Toshifumi Hatagami | 1990-10-30 |