Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7119984 | Method and apparatus for a laser-welded disk drive housing | James Lee | 2006-10-10 |
| 6976682 | Apparatus and method for forming a rotatable ferrofluidic seal between a shaft and a hub | Robert M. Pelstring, Marten Byl, Jeffry Arnold LeBlanc, Tan Pham, Robert Alan Notingham +1 more | 2005-12-20 |
| 6975484 | Selectively stiff FDB bearing for better servo write | Troy M. Herndon, Norbert Steven Parsoneault | 2005-12-13 |
| 6970327 | Data storage device with damped load arm formed from Mn-Cu alloy composition | — | 2005-11-29 |
| 6819023 | Magnetizing apparatus | Greg Zariphopoulos, Robert M. Pelstring, Alain M. Cassat, Gunter Heine | 2004-11-16 |
| 6781266 | Distortion free laser welded fluid bearing design | Lynn Bich-Quy Le, Anthony Joseph Aiello | 2004-08-24 |
| 6664696 | Tooth saturation for reduced electromagnetic harmonics | Tan Pham, Klaus Kloeppel | 2003-12-16 |
| 6638414 | Electrode design for electrochemical machining of grooves | Klaus Kloeppel, Wesley R. Clark, Roger A. Addy | 2003-10-28 |
| 6402383 | Design methods for highly efficient high speed fluid dynamic bearing motors | Norbert Parsoneault | 2002-06-11 |
| 6373655 | Low cost hydrodynamic spindle | Hans Leuthold, Chris M. Woldemar | 2002-04-16 |
| 6316853 | Spindle motor assembly for disc drives | — | 2001-11-13 |
| 6295722 | Apparatus for assembling disc drive motors utilizing multiposition preload/cure fixtures | Alex Gredinberg, Gregg P. Stevens | 2001-10-02 |
| 6282053 | Adhesiveless disc drive spindle assembly | Long Van Nguyen, Alireza Rahimi, Robert A. Nottingham | 2001-08-28 |
| 6267869 | Electrode design for electrochemical machining of grooves | Klaus Kloeppel, Wesley R. Clark, Roger A. Addy | 2001-07-31 |
| 6231676 | Cleaning process for disc drive components | Gregory I. Rudd, Karl H. Scheppers, Thomas Patrick McDonnell, Paul Weidler, Larry Liu +5 more | 2001-05-15 |
| 6204996 | Low profile spindle motor | — | 2001-03-20 |
| 6061894 | Method and apparatus for assembling disc drive motors utilizing multiposition preload/cure fixtures | Alex Gredinberg, Gregg P. Stevens | 2000-05-16 |
| 5925946 | Damping insert and isolation pad to reduce acoustic levels and vibration in motor and disc drive | Jerry Weingord, Peyman Kermanshahi Nejad, Neyram Hemati | 1999-07-20 |
| 5844748 | Disc drive spindle motor with controlled resistance pathway from disc to ground | John C. Dunfield, Klaus Kloeppel, Robert M. Pelstring, Michael John Raffetto, Frederick Frank Kazmierczak +1 more | 1998-12-01 |
| 5729404 | Disc drive spindle motor with rotor isolation and controlled resistance electrical pathway from disc to ground | John C. Dunfield, Klaus Kloeppel, Robert M. Pelstring, Michael John Raffetto, Frederick Frank Kazmierczak +1 more | 1998-03-17 |
| 5617272 | Adhesiveless seal assembly incorporating magnetic seal for use with disc drive | Peter G. Robinson, Long Van Nguyen | 1997-04-01 |
| 5529404 | Adhesiveless assembly with laser welding | Peter G. Robinson, Robert A. Nottingham, Norbert Steven Parsoneault | 1996-06-25 |
| 5485331 | High resistivity bearing balls for spindle motor isolation | John C. Dunfield, Klaus Kloeppel, Robert M. Pelstring, Michael John Raffetto, Frederick Frank Kazmierczak | 1996-01-16 |
| 5457589 | Hub-disc interface reducing hub reloaded disc surface curvature | Hans Leuthold, David Jennings, Gerold Heiner | 1995-10-10 |
| 5352947 | Spindle motor assembly for disc drives | — | 1994-10-04 |