Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8606410 | Drive method for starting and operating a resonant scanning MEMS device at its resonant frequency | David Hu, Sung Chung | 2013-12-10 |
| 7787210 | Feed-forward method for repeatable runout cancellation | Billy Wahng | 2010-08-31 |
| 6894453 | Method and apparatus to measure disk drive head load/unload velocity | Avraham Perahia | 2005-05-17 |
| 6369970 | Multiple disk write method and device | Howard Steinhoff, Frank Morris | 2002-04-09 |
| 6353510 | Disk speed profile method and device | — | 2002-03-05 |
| 6226142 | Burst pattern for detecting the position of a read/write head relative to a magnetic disk | Vien N. Nguyen, Stephen R. Jackson | 2001-05-01 |
| 6191904 | Data sector timing compensation technique based upon drive eccentricity | Vien N. Nguyen | 2001-02-20 |
| 6104568 | Servo-burst gray code pattern | Vien N. Nguyen, Stephen R. Jackson | 2000-08-15 |
| 6081400 | Power-off method and device for electronic storage apparatus | Li-Hsin D. Lu, Stephen R. Jackson | 2000-06-27 |
| 5886846 | Method for applying optimal seeking technique to disk file with excessive repeatable runout | Ich V. Pham, Evelyn L. Howard | 1999-03-23 |
| 5550685 | Applying an adaptive feed-forward algorithm as a frequency selective filter in a closed loop disk drive servo system in order to compensate for periodic perturbations which otherwise appear in the servo system position error signal | — | 1996-08-27 |
| 5526212 | Technique for generating audible signals in a disk drive employing a voice coil actuator | — | 1996-06-11 |