Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643089 | Magnetic disk system with selection of sector access mode based on access state | — | 2003-11-04 |
| 5805368 | Method and apparatus adopting a data surface servo method in which the servo information is in the form of a gray code and servo zone sector numbers | — | 1998-09-08 |
| 5270885 | Hard-disk storage apparatus with memory storing data-head control information | Hiroshi Satoh, Toshio Takeuchi, Yoshiji Kitamura | 1993-12-14 |
| 5157566 | Magnetic disk drive having a lock mechanism for preventing rotation of a disk spindle after the disk spindle is stopped | Yoshiji Kitamura | 1992-10-20 |