Issued Patents All Time
Showing 101–125 of 173 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6389817 | Internal temperature control for a microdrive | — | 2002-05-21 |
| 6392841 | Method and apparatus for restoring a thermal response of a magnetoresistive read transducer | Hal Hjalmar Ottesen | 2002-05-21 |
| 6384995 | Apparatus and method for detecting defects in data storage devices | — | 2002-05-07 |
| 6385000 | System and method for extending the operating life of a magnetoresistive transducer provided in a disk drive system | Hal Hjalmar Ottesen, Donald R. Tobie | 2002-05-07 |
| 6384994 | Method for positioning a magnetoresistive head using a thermal response to servo information on the record medium | Hal Hjalmar Ottesen | 2002-05-07 |
| 6349246 | Preemptive control of a vehicle computer system based on local and environmental sensing | George W. Van Leeuwen | 2002-02-19 |
| 6344938 | Method and apparatus for preemptive head crash avoidance in a disk drive | — | 2002-02-05 |
| 6314377 | Optimal location of drive assemblies within a multiple drive array | Hal Hjalmar Ottesen | 2001-11-06 |
| 6288856 | Real-time head-to-disk clearance measuring method and apparatus | Hal Hjalmar Ottesen | 2001-09-11 |
| 6281676 | Rigid disk surface defect detection and classification | Hal Hjalmar Ottesen | 2001-08-28 |
| 6275345 | System and method for estimating a frequency of slider airbearing resonance | Hal Hjalmar Ottesen | 2001-08-14 |
| 6239936 | Method and apparatus for calibrating a thermal response of a magnetoresistive element | David W. Abraham, Timothy J. Chainer, Karl-Friedrich Etzold, Hal Hjalmar Ottesen | 2001-05-29 |
| 6222697 | Apparatus with the method of unique disk identification for magnetic hard disk drives | Hal Hjalmar Ottesen | 2001-04-24 |
| 6208804 | Multimedia direct access storage device and formatting method | Hal Hjalmar Ottesen, George Willard VanLeeuwen | 2001-03-27 |
| 6195219 | Method and apparatus for improving a thermal response of a magnetoresistive element | — | 2001-02-27 |
| 6169930 | Method and apparatus for preventing cold temperature induced damage in a disk drive | Michael David Blachek | 2001-01-02 |
| 6154858 | In situ method and apparatus for detecting surface defects to identify handling damage in a disk drive | Hal Hjalmar Ottesen | 2000-11-28 |
| 6154335 | Method and apparatus for positioning a dual element magnetoresistive head | Hal Hjalmar Ottesen | 2000-11-28 |
| 6145053 | Data security method using head disk stiction | — | 2000-11-07 |
| 6104562 | Multiple element transducer for magnetic recording | Hal Hjalmar Ottesen | 2000-08-15 |
| 6097559 | System and method for detecting head-to-disk contact in-situ a direct access storage device using a position error signal | Hal Hjalmar Ottesen | 2000-08-01 |
| 6088176 | Method and apparatus for separating magnetic and thermal components from an MR read signal | Hal Hjalmar Ottesen, David W. Abraham, Anthony P. Praino, Mark E. Re, Hemantha K. Wickramasinghe | 2000-07-11 |
| 6084754 | Method and apparatus for positioning a magnetoresistive head using thermal response to servo information on the record medium | Hal Hjalmar Ottesen | 2000-07-04 |
| 6078461 | In situ offset correction for position error signal | Hal Hjalmar Ottesen | 2000-06-20 |
| 6067203 | Disk drive having optimized spindle speed for environment | Hal Hjalmar Ottesen | 2000-05-23 |