Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7633702 | Method and apparatus for powering voice coil motor retract circuit while braking spindle | — | 2009-12-15 |
| 7369345 | Mobile hard disk drive free fall detection and protection | Yunfeng Li, Erhard Schreck, Wei Guo, Tim R. Glassburn, William Robert Flynn, IV +4 more | 2008-05-06 |
| 7362534 | System for detecting a change in head-to-disk contact status in a disk drive | Erhard Schreck, Francis P. Crimi, Jingbo Yu, Michael Mallary, Scott Hughes +9 more | 2008-04-22 |
| 7350394 | Zero-g offset identification of an accelerometer employed in a hard disk drive | William Robert Flynn, IV, Wei Guo, Yunfeng Li | 2008-04-01 |
| 7203019 | Latch apparatus for latching an actuator arm assembly in a disk drive | Yanning Liu, Yanchu Xu, Michael C. McGrath, David M. Tung | 2007-04-10 |
| 7095201 | Method and apparatus for providing a user selectable start-up current in a disk drive | Erhard Schreck | 2006-08-22 |
| 7085094 | Interleaved repeatable runout correction for data storage device | Yu Sun | 2006-08-01 |
| 6980383 | Monitoring of phenomena indicative of PTP in a magnetic disk drive | Don Brunnett, Duc H. Banh, Jingbo Yu, Suet Teo, Erhard Schreck | 2005-12-27 |
| 4910617 | Disk drive head positioning servo system utilizing encoded track zone information | Donald Brunnett, Ashok K. Desai | 1990-03-20 |