Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KK

Klaus Kloeppel — 45 Patents

STSeagate Technology: 41 patents #84 of 4,626Top 2%
WTWestern Digital Technologies: 4 patents #770 of 3,180Top 25%
Folsom, CA: #51 of 1,500 inventorsTop 4%
California: #9,453 of 386,348 inventorsTop 3%
Overall (All Time): #65,716 of 4,157,543Top 2%
45 Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
6982510 Low profile fluid dynamic bearing Anthony Joseph Ajello, Gregor Flores 2006-01-03
6946764 Conical hybrid FDB motor Jeffry Arnold LeBlanc, Alan Lyndon Grantz, Troy M. Herndon, Michael D. Kennedy, Robert A. Nottingham +2 more 2005-09-20
6907769 Apparatus and method for detecting air contamination in fluid dynamic bearings Anthony Joseph Aiello 2005-06-21
6900567 Corner thrust-journal fluid dynamic bearing Anthony Joseph Aiello 2005-05-31
6838795 Low velocity, high pressure thrust pump Dustin Cochran 2005-01-04
6804987 Apparatus and method for air-contamination detection in disc drive hydrodynamic bearings Gregor Flores 2004-10-19
6183135 Single plate hydrodynamic bearing with self-balancing fluid level and fluid circulation Anthony Joseph Aiello, Peter Riegler 2001-02-06
6121703 Fluid dynamic bearing motor design for mounting a rotating shaft directly into a base casting Anthony Joseph Aiello, Steven C. Knoche 2000-09-19
6057982 Disc drive head disc assembly and printed circuit board connected with flexible connectors 2000-05-02
6004036 Fluid dynamic bearing cartridge design incorporating a rotating shaft Anthony Joseph Aiello, Steven C. Knoche 1999-12-21
5982061 Spindle motor with two-piece shaft and connector Alan Lyndon Grantz, Anthony Joseph Aiello, Robert M. Pelstring 1999-11-09
5938343 Oil filling seal for hydrodynamic motor utilizing a movable sealing element Alan Lyndon Grantz, John C. Dunfield 1999-08-17
5844748 Disc drive spindle motor with controlled resistance pathway from disc to ground John C. Dunfield, Robert M. Pelstring, Michael John Raffetto, Donald J. MacLeod, Frederick Frank Kazmierczak +1 more 1998-12-01
5815345 Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base Robert M. Pelstring, John C. Dunfield, Michael Kenneth Andrews, Clifford Jue 1998-09-29
5774974 Retaining ring for disc drive spindle motor John C. Dunfield, Steven C. Knoche 1998-07-07
5729404 Disc drive spindle motor with rotor isolation and controlled resistance electrical pathway from disc to ground John C. Dunfield, Robert M. Pelstring, Michael John Raffetto, Donald J. MacLeod, Frederick Frank Kazmierczak +1 more 1998-03-17
5548458 Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base Robert M. Pelstring, John C. Dunfield, Michael Kenneth Andrews, Clifford Jue 1996-08-20
5485331 High resistivity bearing balls for spindle motor isolation John C. Dunfield, Robert M. Pelstring, Donald J. MacLeod, Michael John Raffetto, Frederick Frank Kazmierczak 1996-01-16
5481144 Wire guide and adhesive retaining ring for disc drive spindle motor John C. Dunfield, Steven C. Knoche 1996-01-02
5454724 Floating electrical contact for spindle motor Robert M. Pelstring, John C. Dunfield 1995-10-03