| 7869152 |
Techniques for identifying servo sectors in storage devices |
Mario Blaum, Bruce A. Wilson |
2011-01-11 |
$125,000 |
| 7586709 |
Read write offset error correction using geometric reference in self servo write process |
Craig Fukushima, Kishan K. Kumbla |
2009-09-08 |
$89,000 |
| 7551379 |
Write element before read element with early servo termination on write |
Bernd Lamberts |
2009-06-23 |
$93,000 |
| 7309967 |
Motor drive circuitry with regenerative braking for disk drive |
Michael Moser, Bryan Scott Rowan |
2007-12-18 |
$321,000 |
| 7227710 |
Method for operating disk drive having improved timing marks |
Mario Blaum |
2007-06-05 |
$201,000 |
| 7089353 |
Radial self-propagation pattern generation for disk file servowriting |
Timothy J. Chainer |
2006-08-08 |
$131,000 |
| 7042666 |
Disk drive having improved timing marks |
Mario Blaum |
2006-05-09 |
$144,000 |
| 6975478 |
Method for calibrating disk drive servo control system gain values during manufacturing |
Craig Fukushima, Kevin Tzou |
2005-12-13 |
$167,000 |
| 6909576 |
Method, system, and program for generating control signals to perform a seek operation |
— |
2005-06-21 |
$109,000 |
| 6873489 |
Method, system, and program for estimating coil resistance of a voice coil motor in a disk drive system |
Peter Ho |
2005-03-29 |
$111,000 |
| 6865042 |
Embedded servo patterning methods and apparatus |
George A. Dunn |
2005-03-08 |
$131,000 |
| 6594106 |
Adaptive servo estimator and compensator for coil and carriage deformation in voice coil motor driven hard disk drive |
Louis J. Serrano, Kirk B. Price, Lei Zhang |
2003-07-15 |
$18,764,000 |
| 6577463 |
Tangential misalignment precompensation in a direct access storage device |
Gregory Michael Frees, Kirk B. Price, Louis J. Serrano |
2003-06-10 |
$13,477,000 |
| 6563657 |
Multiple and reconfigurable data access and storage device using multiple actuators |
Louis J. Serrano, Kirk B. Price |
2003-05-13 |
$15,835,000 |
| 6522495 |
System, method and program for determining the magnetic center shift within a disk drive system |
Bernd Lamberts |
2003-02-18 |
$14,090,000 |
| 6519109 |
Method and apparatus for providing feedforward control of two interacting actuators |
Kirk B. Price, Louis J. Serrano |
2003-02-11 |
$11,665,000 |
| 6469855 |
Method and system for adaptive settle and write inhibit constraints based on head geometry and servo/mechanical system |
Bernd Lamberts, Louis J. Serrano |
2002-10-22 |
$16,060,000 |
| 6462898 |
Disk drive with information encoded in the position error signal fields |
Mario Blaum, William John Kabelac, Louis J. Serrano |
2002-10-08 |
$10,352,000 |
| 6456450 |
Method and apparatus for reducing track misregistration due to digital-to-analog converter quantization noise |
Wei Lu, Roger William Wood |
2002-09-24 |
$8,983,000 |
| 6426843 |
Settle time estimator feedback for rotational position reordering in data storage devices |
Bernd Lamberts, Louis J. Serrano |
2002-07-30 |
$10,205,000 |
| 6421198 |
Linearity compensation for a position error signal based on repeatable and non-repeatable run out in a disk drive |
Bernd Lamberts, Louis J. Serrano, Markus Staudenmann |
2002-07-16 |
$9,944,000 |
| 6412058 |
Adaptive head address re-map for data storage devices |
George Robert Houston, Bernd Lamberts |
2002-06-25 |
$16,651,000 |
| 6388832 |
Method and system for providing spindle motor control for head loading in a disk drive |
Jeffrey J. Dobbek, Bryan Scott Rowan, Louis J. Serrano |
2002-05-14 |
$14,429,000 |
| 6384998 |
Multiplexing servo tracking signals in a disk drive |
Kirk B. Price |
2002-05-07 |
$13,479,000 |
| 6362766 |
Variable pulse PWM DAC method and apparatus |
Bryan Scott Rowan, Louis J. Serrano |
2002-03-26 |
$26,805,000 |
