Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7423830 | Detecting head/disk contact in a disk drive using a calibration parameter | Yiping Ma | 2008-09-09 |
| 6763521 | Low cost storage device and method of using the same | — | 2004-07-13 |
| 6359756 | Disk drive having a system for protecting the read/write heads | Ralph L. Sonderegger, Thomas J. Angellotti, Craig Rupp, Mick Estes, Klinton D. Washburn | 2002-03-19 |
| 6301082 | Operating system for operating an eject system and a head retraction system of a disk drive | Ralph L. Sonderegger, Thomas J. Angellotti, David E. Jones, Reed J. Moody, Carl Hale +1 more | 2001-10-09 |
| 6271980 | Disk cartridge inertia detection methods and apparatus | David M. Ginosar, Yiping Ma, Clark C. Bruderer | 2001-08-07 |
| 6201665 | Disk drive load ramp for protecting the actuator heads | Thomas J. Angellotti, Ralph L. Sonderegger, Carl F. Nicklos | 2001-03-13 |
| 6144526 | Disk cartridge for use with a removable cartridge data storage drive | David M. Ginosar, Yiping Ma, Clark C. Bruderer | 2000-11-07 |
| 6137651 | Flexured mounting system for friction reduction and friction linearization in linear actuator for disk drive | Lawrence Clayton, Carl E. Ellis, Todd L. Graves, Peter Shay, Thomas J. Angellotti +5 more | 2000-10-24 |
| 6072666 | Head retraction system for retracting the heads of a disk drive | Ralph L. Sonderegger, Thomas J. Angellotti, Craig Rupp, Mick Estes, Klinton D. Washburn | 2000-06-06 |
| 6018433 | Disk cartridge and data storage device with incompatible disk cartridge insertion protection | David M. Ginosar, Yiping Ma, George H. Smedley, Jr. | 2000-01-25 |
| 5995326 | Head gimbal protection for a disk drive | Jeff Villiard | 1999-11-30 |
| 5982588 | Elongated rear bearing for linear actuator | David E. Jones, Thomas J. Angellotti, John C. Briggs, Paul Johnson, Yiping Ma +1 more | 1999-11-09 |
| 5943193 | Head park mechanism in a data storage device for preventing accidental damage | David E. Jones, Kelly D. Wright | 1999-08-24 |
| 5920445 | Flexured mounting system for friction reduction and friction linearization in linear actuator for disk drive | Thomas J. Angellotti, John C. Briggs, Paul Johnson, David E. Jones, Carl F. Nicklos +1 more | 1999-07-06 |
| 5912786 | Disk drive apparatus having an improved spindle motor loading mechanism | Carl F. Nicklos, David E. Jones, Ralph L. Sonderegger, Reed J. Moody | 1999-06-15 |
| 5854719 | Methods and apparatus for detecting whether a removable cartridge disk drive is empty | David M. Ginosar, Yiping Ma, Clark C. Bruderer | 1998-12-29 |
| 5805555 | Movable internal platform for a disk drive | David E. Jones, Michael R. Lyon, Richard F. Leavitt, Carl F. Nicklos, Ralph L. Sonderegger +1 more | 1998-09-08 |
| 5731933 | Molded actuator crash stops | Ralph L. Sonderegger | 1998-03-24 |
| 5677818 | Disk Cartridge with fuzzed liner | Yiping Ma, Theodore D. Hodapp, Ronald F. Hales | 1997-10-14 |
| 5650891 | Apparatus for performing multiple functions in a data storage device using a single electro-mechanical device | Carl F. Nicklos | 1997-07-22 |
| 5636085 | Magnetic read/write head assembly configured with bleed slots passing through rails to stabilize flexible medium while attaining low fly heighs with respect thereto | David E. Jones, Brian Schick | 1997-06-03 |
| 5617397 | Movable internal platform for a disk drive | David E. Jones, Michael R. Lyon, Richard F. Leavitt, Carl F. Nicklos, Ralph L. Sonderegger +1 more | 1997-04-01 |