Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11422710 | Handling of verification data in disk drive cache | Richard M. Ehrlich, Eric R. DUNN, Shoichi Aoki | 2022-08-23 |
| 10770111 | Disk drive with efficient handling of off-track events during sequential write | — | 2020-09-08 |
| 10565119 | SMR drive that maintains physical locations of bands via flush/copy operations | Thorsten Schmidt, Richard M. Ehrlich | 2020-02-18 |
| 9940051 | Power state change in disk drive based on disk access history | Richard M. Ehrlich, Eric R. DUNN, Daniel TCHEN, Annie Mylang Le, Mine Wonkyung BUDIMAN | 2018-04-10 |
| 9804784 | Low-overhead storage of a hibernation file in a hybrid disk drive | Richard M. Ehrlich, Eric R. DUNN, Thorsten Schmidt | 2017-10-31 |
| 9747043 | Write reordering in a hybrid disk drive | Richard M. Ehrlich, Eric R. DUNN | 2017-08-29 |
| 9417820 | Low-overhead storage of a hibernation file in a hybrid disk drive | Richard M. Ehrlich, Eric R. DUNN, Thorsten Schmidt | 2016-08-16 |
| 8982499 | Timing of power state change in a disk drive based on disk access history | Richard M. Ehrlich, Mine Wonkyung BUDIMAN, Eric R. DUNN, Annie Mylang Le | 2015-03-17 |
| 7721049 | Disk drive write method | Richard M. Ehrlich | 2010-05-18 |
| 7177111 | System and method for optimizing track spacing across a stroke | Raghu Gururangan | 2007-02-13 |
| 7145740 | Method for constrained implementation of variable data TPI | Patrick Allen Hery | 2006-12-05 |
| 7113358 | Constrained implementation of variable data TPI | Patrick Allen Hery | 2006-09-26 |
| 7099108 | Systems and methods for self-servowriting with improved retry position of wedges | — | 2006-08-29 |
| 7082010 | Method and apparatus for reducing seek acoustics in a disk drive using feedback during large current transitions | Fred R. Hansen, Unkyong Hand | 2006-07-25 |
| 7082009 | Accurate tracking of coil resistance based on current, voltage and angular velocity | Michael Chang | 2006-07-25 |
| 7009806 | Accurate tracking of coil resistance | Michael Chang | 2006-03-07 |
| 7009797 | Method of tagging calibration results with temperature, time and/or voltage | Stephen G. Paul | 2006-03-07 |
| 7009796 | Hard disk drive tagging calibration results with temperature, time and/or voltage | Stephen G. Paul | 2006-03-07 |
| 6947245 | Incorporating repeatable run-out during self-writing of servo patterns in a rotatable media data storage device | — | 2005-09-20 |
| 6946854 | Ramp arrangement and method for measuring the position of an actuator in a rotating media data storage device | Richard M. Ehrlich | 2005-09-20 |
| 6933735 | Ramp arrangement and method for measuring the position of an actuator in a rotating media data storage device | Richard M. Ehrlich | 2005-08-23 |
| 6907475 | Alternative implementation of vendor unique commands | Tomas Blazek, Patrick Allen Hery | 2005-06-14 |
| 6904468 | Method for an alternative implementation of vendor unique commands | Tomas Blazek, Patrick Allen Hery | 2005-06-07 |
| 5454111 | Double unequal bus timeout | Robert C. Frame | 1995-09-26 |
| 5349690 | Fair arbitration scheme for arbitrating between multiple nodes in a computer system seeking control of a common bus | Robert C. Frame, Edward A. Gardner | 1994-09-20 |