Inventor · disambiguated record
Raquib Uddin Khan
Also filed as: KHAN RAQUIB · KHAN RAQUIB U · KHAN RAQUIB UDDIN
38 granted patents·11 pending applications·825 citations·filing 1994–2012
98Inventor score
Files withSEAGATE TECHNOLOGY LLC25SEAGATE TECHNOLOGY16KHAN RAQUIB UDDIN4KHAN RAQUIB U1SEAGATE TECHNOLOG INC1
Top patents by PatentIndex Score
49 records- 0197US6292328B1Both ends open fluid dynamic bearing having a journal in combination with a conical bearingSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Sep 18, 2001·45 cites·4 claims
- 0295US5487608ASingle plate hydrodynamic bearing with self-balancing fluid level and fluid circulationSEAGATE TECHNOLOGY·Filed 1994·Granted Jan 30, 1996·68 cites·24 claims
- 0393US5678929AGrooved hydrodynamic bearing arrangement including a porous lubricant reservoirSEAGATE TECHNOLOGY·Filed 1996·Granted Oct 21, 1997·58 cites·14 claims
- 0491US7378771B2FDB motor with tapered shaft for improved pumping efficiencySEAGATE TECHNOLOGY LLC·Filed 2005·Granted May 27, 2008·25 cites·16 claims
- 0591US6137650ASpindle motor with fluid dynamic bearing having a journal bearing in combination with a conical bearingSEAGATE TECHNOLOGY LLC·Filed 1997·Granted Oct 24, 2000·43 cites·17 claims
- 0690US5524986AFluid retention principles for hydrodynamic bearingsSEAGATE TECHNOLOGY·Filed 1994·Granted Jun 11, 1996·49 cites·5 claims
- 0788US7241051B2Radial capillary seal for fluid dynamic bearing motorsSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Jul 10, 2007·9 cites·13 claims
- 0888US6664685B2High adhesion, wear resistant coatings for spindle motors in disk drive/storage applicationsSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Dec 16, 2003·26 cites·18 claims
- 0987US5685647ASingle plate hydrodynamic bearing with self-balancing fluid level and fluid circulationSEAGATE TECHNOLOGY·Filed 1995·Granted Nov 11, 1997·37 cites·7 claims
- 1086US5940246ADisc drive hydro bearing lubricant with electrically conductive, non-metallic additiveSEAGATE TECHNOLOG INC·Filed 1996·Granted Aug 17, 1999·45 cites·20 claims
- 1181US6679501B1Motor with stationary shaft and high speed capillary sealSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jan 20, 2004·15 cites·6 claims
- 1281US5697708AHydrodynamic bearing with reduced temperature sensitivitySEAGATE TECHNOLOGY·Filed 1995·Granted Dec 16, 1997·38 cites·28 claims
- 1377US6961213B2Disk drive spindle motor having hydrodynamic bearing working surface with low friction layer formed on wear resistant layerSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Nov 1, 2005·12 cites·17 claims
- 1476US7843664B2Electrostatic discharge apparatus for hub and spindle assembliesSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Nov 30, 2010·2 cites·22 claims
- 1576US6961214B2Refinement of spindle motor bearing gapSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Nov 1, 2005·11 cites·28 claims
- 1676US6776529B2Antiwear lubrication coating for bearing surfaces for hydrodynamic fluid bearingsSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Aug 17, 2004·9 cites·20 claims
- 1776US6394654B1Antiwear lubrication coating for bearing surfaces for hydrodynamic fluid bearingsSEAGATE TECHNOLOGY LLC·Filed 1998·Granted May 28, 2002·23 cites·11 claims
- 1876US6069768ASpindle motor with multiple thrust plate fluid dynamic bearingSEAGATE TECHNOLOGY·Filed 1999·Granted May 30, 2000·23 cites·2 claims
- 1975US6678115B2Hydrodynamic fluid bearing containing lubricants with reduced bubble forming tendency for disk drive applicationSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Jan 13, 2004·14 cites·20 claims
- 2073US6239943B1Squeeze film damping for a hard disc driveSEAGATE TECHNOLOGY LLC·Filed 1996·Granted May 29, 2001·25 cites·4 claims
- 2173US6065877AThermal compensation for fluid dynamic bearing using bimetal partsSEAGATE TECHNOLOGY·Filed 1998·Granted May 23, 2000·27 cites·17 claims
- 2271US6242831B1Reduced stiction for disc drive hydrodynamic spindle motorsSEAGATE TECHNOLOGY·Filed 1999·Granted Jun 5, 2001·30 cites·20 claims
- 2371US5993066AFluid retention principle for hydrodynamic bearingsSEAGATE TECHNOLOGY·Filed 1997·Granted Nov 30, 1999·22 cites·24 claims
- 2470US7135797B2Fluid dynamic bearing with wear resilient surfaceSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Nov 14, 2006·11 cites·21 claims
- 2570US5907456ADisc drive spindle motor having hydro bearing with lubricant optimized with disc drive compatible additivesSEAGATE TECHNOLOGY·Filed 1996·Granted May 25, 1999·27 cites·20 claims
- 2667US5930075ADisc drive spindle motor having hydro bearing with optimized lubricant viscositySEAGATE TECHNOLOGY·Filed 1996·Granted Jul 27, 1999·22 cites·16 claims
- 2766US6417987B1Disc drive contamination reduction utilizing an inert coatingSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jul 9, 2002·6 cites·14 claims
- 2866US6005748ASpindle motor with multiple thrust plate fluid dynamic bearingSEAGATE TECHNOLOGY·Filed 1997·Granted Dec 21, 1999·16 cites·14 claims
- 2966US5841607AHydrodynamic seal for disc drive spindle motorSEAGATE TECHNOLOGY·Filed 1997·Granted Nov 24, 1998·19 cites·17 claims
- 3065US6421201B1Outcast and reduction of lubricants from spindle motor by utilizing a condensation sealSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jul 16, 2002·8 cites·15 claims
- 3161US6130802ABoth ends open fluid dynamic bearing having a journal in combination with a conical bearingSEAGATE TECHNOLOGY·Filed 1997·Granted Oct 10, 2000·18 cites·21 claims
- 3260US6952324B2Hydrodynamic fluid bearing containing lubricants with reduced temperature sensitivity for disk drive applicationSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Oct 4, 2005·5 cites·17 claims
- 3358US6749340B1Lubricant reservoir for gas bearingSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jun 15, 2004·5 cites·20 claims
- 3458US2013082556A1Hydrodynamic disc drive spindle motor having hydro bearing with lubricantKHAN RAQUIB UDDIN·Filed 2012·Application pending·0 cites
- 3557US5997179AMultifluid application in hydrodynamic fluid bearing to reduce evaporation and control stiffness and other bearing performanceSEAGATE TECHNOLOGY·Filed 1998·Granted Dec 7, 1999·15 cites·8 claims
- 3656US6955472B2Lubricant reservoir for gas bearingSEAGATE TECHNOLOGY LLC·Filed 2004·Granted Oct 18, 2005·4 cites·18 claims
- 3756US2012068564A1Hydrodynamic disc drive spindle motor having hydro bearing with lubricantKHAN RAQUIB UDDIN·Filed 2011·Application pending·0 cites
- 3854US2009324147A1Thin liquid film for a spindle motor gas bearing surfaceKHAN RAQUIB U·Filed 2008·Application pending·0 cites
- 3953US2012050916A1Hydrodynamic disc drive spindle motor having hydro bearing with lubricantKHAN RAQUIB UDDIN·Filed 2010·Application pending·0 cites
- 4050US6069767ABoth ends open fluid dynamic bearing with multiple thrust platesSEAGATE TECHNOLOGY·Filed 1997·Granted May 30, 2000·12 cites·18 claims
- 4150US2008024919A1Freezing point reduction in FDB by enhancing lubricants with additivesSEAGATE TECHNOLOGY LLC·Filed 2007·Application pending·0 cites
- 4247US2009033164A1Wear reduction in fdb by enhancing lubricants with nanoparticlesSEAGATE TECHNOLOGY LLC·Filed 2007·Application pending·0 cites
- 4346US9111585B2Electrostatic discharge apparatus for hub and spindle assembliesKHAN RAQUIB UDDIN·Filed 2010·Granted Aug 18, 2015·0 cites·20 claims
- 4446US2011187216A1Hydrodynamic disc drive spindle motors having hydro bearing with lubricant including conductivity inducing agentSEAGATE TECHNOLOGY LLC·Filed 2010·Application pending·0 cites
- 4545US2008211333A1Disk drive compatible new esters for FDB applications with optimized viscositySEAGATE TECHNOLOGY LLC·Filed 2007·Application pending·0 cites
- 4644US2003190100A1Radial capillary seal for fluid dynamic bearing motorsFiled 2002·Application pending·0 cites
- 4743US6927515B2Dynamic tilt limiter for fluid dynamic bearingsSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Aug 9, 2005·1 cites·17 claims
- 4840US2005194809A1Split and/or folded safety visors for vehiclesFiled 2004·Application pending·0 cites
- 4938US2003048574A1Hydrodynamic fluid bearing with gall resistant interfaceSEAGATE TECHNOLOGY LLC·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →