Inventor · disambiguated record
Norbert Steven Parsoneault
Also filed as: PARSONEAULT NORBERT · PARSONEAULT NORBERT S · PARSONEAULT NORBERT STEVEN
50 granted patents·4 pending applications·1,009 citations·filing 1994–2016
99Inventor score
Files withSEAGATE TECHNOLOGY LLC32SEAGATE TECHNOLOGY14HERNDON TROY M2PARSONEAULT NORBERT STEVEN2AIELLO ANTHONY J1
Top patents by PatentIndex Score
54 records- 0196US6583952B1In-hub spindle motor with separate fluid dynamic bearingsSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jun 24, 2003·44 cites·20 claims
- 0296US6118620AIn-hub spindle motor with separate fluid dynamic bearingsSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Sep 12, 2000·76 cites·20 claims
- 0396US6019516ACrowned conical bearingSEAGATE TECHNOLOGY·Filed 1998·Granted Feb 1, 2000·70 cites·20 claims
- 0495US7372663B2Lubricated limiter for fluid dynamic bearing motorSEAGATE TECHNOLOGY LLC·Filed 2005·Granted May 13, 2008·23 cites·19 claims
- 0593US5678929AGrooved hydrodynamic bearing arrangement including a porous lubricant reservoirSEAGATE TECHNOLOGY·Filed 1996·Granted Oct 21, 1997·58 cites·14 claims
- 0692US6285527B1Disc drive having hydrodynamic labyrinth seal and magnet shieldSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Sep 4, 2001·32 cites·1 claims
- 0791US6900568B2Fluid dynamic bearing motor configured with an integrated counterplate to contain bearing fluidSEAGATE TECHNOLOGY LLC·Filed 2003·Granted May 31, 2005·31 cites·15 claims
- 0891US5529404AAdhesiveless assembly with laser weldingSEAGATE TECHNOLOGY·Filed 1994·Granted Jun 25, 1996·51 cites·14 claims
- 0988US7241051B2Radial capillary seal for fluid dynamic bearing motorsSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Jul 10, 2007·9 cites·13 claims
- 1088US5601125AVacuum fill technique for hydrodynamic bearingSEAGATE TECHNOLOGY·Filed 1995·Granted Feb 11, 1997·61 cites·7 claims
- 1187US6148501AFabrication means for in-hub spindle with separate fluid dynamic bearingsSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Nov 21, 2000·47 cites·20 claims
- 1286US7626783B2Lubricated limiter for fluid dynamic bearing motorSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Dec 1, 2009·5 cites·27 claims
- 1386US5956204AMagnetic disc drive having magnetic particle trap for hydrodynamic bearingSEAGATE TECHNOLOGY·Filed 1995·Granted Sep 21, 1999·46 cites·12 claims
- 1486US5940246ADisc drive hydro bearing lubricant with electrically conductive, non-metallic additiveSEAGATE TECHNOLOG INC·Filed 1996·Granted Aug 17, 1999·45 cites·20 claims
- 1586US5793129ALow distortion interference fits for spindle motor assemblySEAGATE TECHNOLOGY·Filed 1997·Granted Aug 11, 1998·40 cites·6 claims
- 1685US8472132B2Fluid dynamic bearing apparatus arranged to discharge air bubbles generated therein and a spindle motor and a disk drive apparatus including the sameYAMADA HIROKI·Filed 2009·Granted Jun 25, 2013·16 cites·40 claims
- 1783US5653540AHydrodynamic bearing assembly with single sided grooved counterplaceSEAGATE TECHNOLOGY·Filed 1995·Granted Aug 5, 1997·39 cites·22 claims
- 1881US8913344B1Dynamically adjustable fluid dynamic bearing stiffnessSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Dec 16, 2014·5 cites·36 claims
- 1981US7234868B2Radial pumping oil seal for fluid dynamic bearing motorSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Jun 26, 2007·17 cites·13 claims
- 2080US8308365B2Air purging for a fluid dynamic bearingAIELLO ANTHONY J·Filed 2010·Granted Nov 13, 2012·4 cites·24 claims
- 2180US7133250B2Inboard thrust surface fluid recirculation pumpSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Nov 7, 2006·25 cites·20 claims
- 2280US6296390B1Single plate hydrodynamic bearing with extended single journal bearingSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Oct 2, 2001·37 cites·11 claims
- 2379US7726882B2Dual seal for optimized performanceSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Jun 1, 2010·6 cites·22 claims
- 2478US6669369B1Fluid dynamic bearing secondary capillary seal reservoirSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Dec 30, 2003·15 cites·20 claims
- 2577US9016947B2Grooved limiterSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Apr 28, 2015·3 cites·20 claims
- 2677US6055126ADisc drive having hydrodynamic labyrinth seal and magnet shieldSEAGATE TECHNOLOGY·Filed 1998·Granted Apr 25, 2000·25 cites·16 claims
- 2777US5969903AMagnetic particle trap for hydrodynamic bearingSEAGATE TECHNOLOGY·Filed 1998·Granted Oct 19, 1999·28 cites·13 claims
- 2876US5577842AAbsorbent oil barrier for hydrodynamic bearingSEAGATE TECHNOLOGY·Filed 1995·Granted Nov 26, 1996·28 cites·16 claims
- 2974US7390125B2Single piece hub with integral upper and lower female conesSEAGATE TECHNOLOGY·Filed 2005·Granted Jun 24, 2008·6 cites·3 claims
- 3073US7944645B2Lubricated limiter for fluid dynamic bearing motorSEAGATE TECHNOLOGY LLC·Filed 2009·Granted May 17, 2011·1 cites·39 claims
- 3173US6065877AThermal compensation for fluid dynamic bearing using bimetal partsSEAGATE TECHNOLOGY·Filed 1998·Granted May 23, 2000·27 cites·17 claims
- 3272US6731456B2Fluid dynamic bearing thermal compensationSEAGATE TECHNOLOGY LLC·Filed 2002·Granted May 4, 2004·13 cites·20 claims
- 3370US8181348B2Shielding fluid reservoirs of fluid dynamic bearing motorsHERNDON TROY M·Filed 2005·Granted May 22, 2012·4 cites·21 claims
- 3467US6921996B2Constant pressure magnetically preloaded FDB motorSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Jul 26, 2005·14 cites·21 claims
- 3565US7679243B2Motor assembly with multifunctional componentsSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Mar 16, 2010·3 cites·8 claims
- 3665US7281852B2Spool bearing with asymmetric sealingSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Oct 16, 2007·9 cites·19 claims
- 3765US7056026B2Capillary seal with fill poolSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Jun 6, 2006·9 cites·18 claims
- 3862US6771461B2Spindle hub having a back iron mountingly coupled to only a hub separating memberSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Aug 3, 2004·4 cites·20 claims
- 3960US9850941B2Adjustable gap for a fluid dynamic bearingSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Dec 26, 2017·0 cites·20 claims
- 4059US9470261B2Adjustable gap for a fluid dynamic bearingPARSONEAULT NORBERT STEVEN·Filed 2011·Granted Oct 18, 2016·1 cites·5 claims
- 4159US6975484B2Selectively stiff FDB bearing for better servo writeSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Dec 13, 2005·6 cites·17 claims
- 4255US6702408B1Single plate hydrodynamic bearing cartridgeSEAGATE TECHNOLOGY LLC·Filed 1997·Granted Mar 9, 2004·15 cites·9 claims
- 4351US7823290B2Method of forming a hub for use in a disk drive motorSEAGATE TECHNOLOGY·Filed 2008·Granted Nov 2, 2010·0 cites·19 claims
- 4450US9115758B2Shield restricting axial movementHERNDON TROY M·Filed 2012·Granted Aug 25, 2015·0 cites·20 claims
- 4550US6857189B2Method and apparatus for assembling a hydrodynamic bearingSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Feb 22, 2005·4 cites·16 claims
- 4649US7423839B2Low power support pads for moment loading and associated methodsSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Sep 9, 2008·0 cites·20 claims
- 4749US2014286600A1Apparatus including capillary and labyrinth sealsSEAGATE TECHNOLOGY LLC·Filed 2014·Application pending·0 cites
- 4848US7893585B2Motor assembly with multifunctional componentsSEAGATE TECHNOLOGY LLC·Filed 2010·Granted Feb 22, 2011·0 cites·20 claims
- 4948US2015061438A1Magnet co-formed to back ironSEAGATE TECHNOLOGY LLC·Filed 2013·Application pending·0 cites
- 5043US8454238B2Spindle regionsPARSONEAULT NORBERT STEVEN·Filed 2006·Granted Jun 4, 2013·0 cites·21 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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