Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7424774 | Method of manufacturing a head actuator assembly and a disk drive | — | 2008-09-16 |
| 5603002 | Hard disk drive having buffer memory employing directory based cache controller with data replacement scheme | — | 1997-02-11 |
| 5140477 | Magnetic disk apparatus utilizing servo-surface servo | — | 1992-08-18 |
| 4885645 | Write compensator for magnetic disk apparatus | — | 1989-12-05 |
| 4724369 | Speed control apparatus in magnetic disk apparatus | — | 1988-02-09 |
| 4636883 | Magnetic head control apparatus | — | 1987-01-13 |
| 4622604 | Magnetic head controlling apparatus | Tomihisa Ogawa | 1986-11-11 |
| 4480279 | Magnetic disk memory track change servo | — | 1984-10-30 |
| 4417288 | Broke for magnetic disc drive apparatus | Toshiaki Hattori | 1983-11-22 |