Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6322252 | Discrete fluid dynamic bearings | Gunter Heine | 2001-11-27 |
| 6280088 | Crowned conical bearing | Hans Leuthold, Matt L. Shumway, Roger A. Addy, Norbert Parsoneault, Samnathan Murthy +1 more | 2001-08-28 |
| 6181039 | Centrifugal capillary seal for use with fluid dynamic bearings | Michael D. Kennedy | 2001-01-30 |
| 6154339 | Centrifugal capillary seal for use with fluid dynamic bearings | Mohamed Mizanur Rahman | 2000-11-28 |
| 6149161 | Grooved pumping seal | Roger A. Addy, Robert A. Nottingham | 2000-11-21 |
| 6148501 | Fabrication means for in-hub spindle with separate fluid dynamic bearings | Marten Byl, Matt L. Shumway, Norbert Steven Parsoneault, Etoli Wolff, Hans Leuthold +1 more | 2000-11-21 |
| 6144523 | Simplified conical bearing with independent flow paths | Samnathan Murthy, Steve Parsoneault, Roger A. Addy, Peter Riegler, Mohamed Mizanur Rahman | 2000-11-07 |
| RE36931 | Magnetic disc storage system with hydrodynamic bearing | Wesley R. Clark | 2000-10-31 |
| 6124776 | Method for improved audible noise for spindle motor | Anthony Joseph Aiello | 2000-09-26 |
| 6118620 | In-hub spindle motor with separate fluid dynamic bearings | Norbert Steven Parsoneault, Samnathan Murthy, Hans Leuthold, Mohamed Mizanur Rahman | 2000-09-12 |
| 6065877 | Thermal compensation for fluid dynamic bearing using bimetal parts | Hans Leuthold, Matt L. Shumway, Norbert Steven Parsoneault, Etoli Wolff, Michael D. Kennedy +4 more | 2000-05-23 |
| 6019516 | Crowned conical bearing | Hans Leuthold, Matt L. Shumway, Roger A. Addy, Norbert Steven Parsoneault, Samnathan Murthy +1 more | 2000-02-01 |
| 5997357 | Low profile in-shaft connector | Marten Byl, Gary A. Treleven | 1999-12-07 |
| 5980113 | Asymmetric sealing means for fluid dynamic bearings | — | 1999-11-09 |
| 5982061 | Spindle motor with two-piece shaft and connector | Anthony Joseph Aiello, Robert M. Pelstring, Klaus Kloeppel | 1999-11-09 |
| 5965966 | Stator grounding means based on radial interference | Anthony Joseph Aiello | 1999-10-12 |
| 5938343 | Oil filling seal for hydrodynamic motor utilizing a movable sealing element | Klaus Kloeppel, John C. Dunfield | 1999-08-17 |
| 5908247 | Sinusoidal grooving pattern for grooved journal bearing | Hans Leuthold, David Jennings, Lakshman Nagarathnam, Steve Parsoneault | 1999-06-01 |
| 5801902 | Setting bearing preload utilizing thermal exspansion/contraction | Klaus D. KOEPPEL, Robert M. Pelstring, Steven C. Knoche | 1998-09-01 |
| 5559651 | Magnetic disc storage system with hydrodynamic bearing | Wesley R. Clark | 1996-09-24 |
| 5242439 | Means for inserting instrumentation for a percutaneous diskectomy using a laser | Tor S. Larsen, David A. Gollnick, Peter S. Hertzmann | 1993-09-07 |