Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Raquib Uddin Khan — 38 Patents

STSeagate Technology: 37 patents #101 of 4,626Top 3%
Pleasanton, CA: #147 of 3,062 inventorsTop 5%
California: #12,236 of 386,348 inventorsTop 4%
Overall (All Time): #86,895 of 4,157,543Top 3%
38 Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
9111585 Electrostatic discharge apparatus for hub and spindle assemblies Paco Flores, Klaus Kloeppel, Anthony Joseph Aiello 2015-08-18
7843664 Electrostatic discharge apparatus for hub and spindle assemblies Paco Flores, Klaus Kloeppel, Anthony Joseph Aiello 2010-11-30
7378771 FDB motor with tapered shaft for improved pumping efficiency Jeffry Arnold LeBlanc, Troy M. Herndon, Mohammad Ameen 2008-05-27
7241051 Radial capillary seal for fluid dynamic bearing motors Alan Lyndon Grantz, Norbert Steven Parsoneault 2007-07-10
7135797 Fluid dynamic bearing with wear resilient surface Mohammad Ameen 2006-11-14
6961214 Refinement of spindle motor bearing gap Mohammad Ameen 2005-11-01
6961213 Disk drive spindle motor having hydrodynamic bearing working surface with low friction layer formed on wear resistant layer Mohammad Ameen 2005-11-01
6955472 Lubricant reservoir for gas bearing Gregory I. Rudd 2005-10-18
6952324 Hydrodynamic fluid bearing containing lubricants with reduced temperature sensitivity for disk drive application Mohammad Ameen 2005-10-04
6927515 Dynamic tilt limiter for fluid dynamic bearings Klaus Kloeppel, Mohammad Ameen 2005-08-09
6776529 Antiwear lubrication coating for bearing surfaces for hydrodynamic fluid bearings Gregory I. Rudd 2004-08-17
6749340 Lubricant reservoir for gas bearing Gregory I. Rudd 2004-06-15
6679501 Motor with stationary shaft and high speed capillary seal Robert M. Pelstring, Klaus Kloeppel, Alan Lyndon Grantz, Norbert Parsoneault, Marten Byl +1 more 2004-01-20
6678115 Hydrodynamic fluid bearing containing lubricants with reduced bubble forming tendency for disk drive application 2004-01-13
6664685 High adhesion, wear resistant coatings for spindle motors in disk drive/storage applications Mohammad Ameen 2003-12-16
6421201 Outcast and reduction of lubricants from spindle motor by utilizing a condensation seal Matt L. Shumway, Susan Feng Fan 2002-07-16
6417987 Disc drive contamination reduction utilizing an inert coating Mohammad Ameen 2002-07-09
6394654 Antiwear lubrication coating for bearing surfaces for hydrodynamic fluid bearings Gregory I. Rudd 2002-05-28
6292328 Both ends open fluid dynamic bearing having a journal in combination with a conical bearing Mohamed Mizanur Rahman, Gunter Heine, Hans Leuthold 2001-09-18
6242831 Reduced stiction for disc drive hydrodynamic spindle motors 2001-06-05
6239943 Squeeze film damping for a hard disc drive David Jennings, Hans Leuthold, Lakshman Nagarathnam, Steve Gonzalez, Dean Tarrant +1 more 2001-05-29
6137650 Spindle motor with fluid dynamic bearing having a journal bearing in combination with a conical bearing Gunter Heine, Mohamed Mizanur Rahman, Hans Leuthold 2000-10-24
6130802 Both ends open fluid dynamic bearing having a journal in combination with a conical bearing Mohamed Mizanur Rahman, Gunter Heine, Hans Leuthold 2000-10-10
6069767 Both ends open fluid dynamic bearing with multiple thrust plates Gunter Heine, Hans Leuthold, Mohamed Mizanur Rahman 2000-05-30
6069768 Spindle motor with multiple thrust plate fluid dynamic bearing Gunter Heine, Mohamed Mizanur Rahman, Hans Leuthold 2000-05-30