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Patent applications and USPTO patent grants for Stephenson; John Jeffrey.The latest application filed is for "unconstrained equalization method and apparatus with gain and timing bias to control runaway for direct access storage device (dasd) data channels".
Patent | Date |
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Unconstrained equalization method and apparatus with gain and timing bias to control runaway for direct access storage device (DASD) data channels Grant 6,636,562 - Galbraith , et al. October 21, 2 | 2003-10-21 |
Equalization method and apparatus with gain adjustment for direct access storage device (DASD) data channels Grant 6,532,259 - Bush , et al. March 11, 2 | 2003-03-11 |
Multi-track density direct access storage device Grant 6,393,511 - Albrecht , et al. May 21, 2 | 2002-05-21 |
Method and apparatus for reducing track switch latency in a disk drive Grant 6,307,705 - Anderson , et al. October 23, 2 | 2001-10-23 |
Method and apparatus for moving a disk drive actuator away from a magnetic latch Grant 5,754,357 - Anderson , et al. May 19, 1 | 1998-05-19 |
Method and apparatus for positioning transducers to correct for read and write element misregistration offsets which vary dependent on rotary actuator angular position across a disk medium Grant 5,682,274 - Brown , et al. October 28, 1 | 1997-10-28 |
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