Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686590 | Apparatus for positioning a magnetic head | Shinpei Kunii | 1987-08-11 |
| 4636884 | Head positioning control system in magnetic disk device of index servo system | Masakatsu Hattori | 1987-01-13 |
| 4566046 | Positioning apparatus for a magnetic head of a magnetic disk drive apparatus | Kazukuni Seguchi | 1986-01-21 |
| 4539607 | Servo track configuration for magnetic disk apparatus | — | 1985-09-03 |
| 4524398 | Velocity control device for magnetic disc apparatus and method therefor | — | 1985-06-18 |
| 4370687 | Magnetic disk apparatus | Fumitake Shiraishi, Masahiko Fujioka | 1983-01-25 |
| 4238809 | Servo track configuration for magnetic disk apparatus | Hiromi Hamaoka, Toshiaki Hattori | 1980-12-09 |