Inventor · disambiguated record
Kamran Oveyssi
Also filed as: OVEYSSI KAMRAN
58 granted patents·3,107 citations·filing 1994–2013
99Inventor score
Files withWESTERN DIGITAL TECH INC41SEAGATE TECHNOLOGY13WESTERN DIGITAL CORP2OVEYSSI KAMRAN1SEAGATETECHNOLOGY INC1
Top patents by PatentIndex Score
58 records- 0198US7372670B1Disk drive including magnetic element support with primary and secondary magnetic flux pathsWESTERN DIGITAL TECH INC·Filed 2005·Granted May 13, 2008·53 cites·12 claims
- 0298US7327537B1Disk drive including a magnetic element support with a first transition section angularly lateral to a coil and a second transition section radially beyond the coilWESTERN DIGITAL TECH INC·Filed 2005·Granted Feb 5, 2008·57 cites·11 claims
- 0398US6856492B2Pivot bearing cartridge including central pivot element and ball bearing setWESTERN DIGITAL TECH INC·Filed 2003·Granted Feb 15, 2005·59 cites·14 claims
- 0498US6741428B1Spindle motor having inner and outer ball bearing setsWESTERN DIGITAL TECH INC·Filed 2001·Granted May 25, 2004·67 cites·20 claims
- 0597US7085108B1Disk drive including pivot-bearing cartridge tolerance ring having a damping layer for actuator resonance reductionWESTERN DIGITAL TECH INC·Filed 2002·Granted Aug 1, 2006·83 cites·4 claims
- 0697US5598048AIntegrated passive magnetic bearing system and spindle magnet for use in an axial magnet spindle motorSEAGATE TECHNOLOGY·Filed 1994·Granted Jan 28, 1997·73 cites·16 claims
- 0796US6958890B1Head stack assembly including laminated nut plate with damping layer interposed between metal layersWESTERN DIGITAL TECH INC·Filed 2002·Granted Oct 25, 2005·68 cites·26 claims
- 0896US6937444B1Disk drive rotary actuator assembly having a constrained layer damper attached to a flat actuator coilWESTERN DIGITAL TECH INC·Filed 2003·Granted Aug 30, 2005·71 cites·9 claims
- 0996US6888697B1Disk drive having a disk plate body attached to a fixed spindle shaft of a spindle motorWESTERN DIGITAL TECH INC·Filed 2003·Granted May 3, 2005·58 cites·2 claims
- 1096US6879466B1Disk drive including an actuator with a constrained layer damper disposed upon an actuator body lateral surfaceWESTERN DIGITAL TECH INC·Filed 2003·Granted Apr 12, 2005·74 cites·18 claims
- 1196US6856491B1Pivot bearing cartridge including central pivot element and ball bearing setWESTERN DIGITAL TECH INC·Filed 2003·Granted Feb 15, 2005·55 cites·14 claims
- 1296US6816343B1Disk drive including an actuator coil with side segments equally overlapping inner and outer magnet setsWESTERN DIGITAL TECH INC·Filed 2003·Granted Nov 9, 2004·63 cites·11 claims
- 1396US6594111B1Spindle motor having stator rim formed of curved arc segmentsWESTERN DIGITAL TECH INC·Filed 2001·Granted Jul 15, 2003·66 cites·20 claims
- 1496US6421208B1Disk drive employing a voice coil motor comprising a yoke for generating a undirectional magnetic flux and a voice coil partially interacting with the undirectional magnetic fluxWESTERN DIGITAL TECH INC·Filed 2000·Granted Jul 16, 2002·71 cites·16 claims
- 1596US5541460APassive magnetic bearings for a spindle motorSEAGATE TECHNOLOGY·Filed 1994·Granted Jul 30, 1996·60 cites·8 claims
- 1695US7161768B1Disk drive including an orthogonally disposed actuator coil and an E-shaped voice coil motor yoke for supporting a pair of voice coil magnetsWESTERN DIGITAL TECH INC·Filed 2003·Granted Jan 9, 2007·58 cites·18 claims
- 1795US7161769B1Disk drive having an actuator arm assembly that includes stamped actuator armsWESTERN DIGITAL TECH INC·Filed 2003·Granted Jan 9, 2007·58 cites·23 claims
- 1895US7092216B1Disk drives and actuator assemblies having a pair of bonded voice coil supporting armsWESTERN DIGITAL TECH INC·Filed 2003·Granted Aug 15, 2006·55 cites·11 claims
- 1995US7050270B1Disk drive actuator arm assembly having a portion of the arm at a greater distance from a disk recording surface than the arm tip portionWESTERN DIGITAL TECH INC·Filed 2002·Granted May 23, 2006·59 cites·5 claims
- 2095US7006324B1Disk drive including an airflow blocker with a planar portion extending from a blocker arm portionWESTERN DIGITAL TECH INC·Filed 2002·Granted Feb 28, 2006·60 cites·7 claims
- 2195US6982853B1Disk drive including a stamped arm assembly and method of making an actuator arm assemblyWESTERN DIGITAL TECH INC·Filed 2003·Granted Jan 3, 2006·55 cites·15 claims
- 2295US6970329B1Disk drive having a VCM plate which includes an integrally formed elongated protrusion for securing a flex bracket to the disk drive baseWESTERN DIGITAL TECH INC·Filed 2003·Granted Nov 29, 2005·67 cites·5 claims
- 2395US6947251B1Disk drive having electrically parallel actuator coils for selectively boosting actuator torqueWESTERN DIGITAL TECH INC·Filed 2003·Granted Sep 20, 2005·53 cites·26 claims
- 2495US6930848B1Back EMF voltage transducer/generator to convert mechanical energy to electrical energy for use in small disk drivesWESTERN DIGITAL TECH INC·Filed 2002·Granted Aug 16, 2005·55 cites·98 claims
- 2595US6906897B1Disk drive including an actuator main coil and an actuator secondary coil with a lateral segment and method of operating sameWESTERN DIGITAL TECH INC·Filed 2003·Granted Jun 14, 2005·53 cites·12 claims
- 2695US6862156B1Disk drive including a disk plate having a damping memberWESTERN DIGITAL TECH INC·Filed 2003·Granted Mar 1, 2005·57 cites·16 claims
- 2795US6816342B1Disk drive including a pair of actuator coils each with a radial segment generally perpendicular to inner and outer segments and overlapping with inner and outer magnetsWESTERN DIGITAL TECH INC·Filed 2003·Granted Nov 9, 2004·53 cites·10 claims
- 2895US6801404B1Disk drive including a rotary actuator with thermo-conductive coil support element and coilWESTERN DIGITAL TECH INC·Filed 2002·Granted Oct 5, 2004·53 cites·14 claims
- 2995US6731470B1Pivot bearing cartridge having inner and outer ball bearing setsWESTERN DIGITAL TECH INC·Filed 2001·Granted May 4, 2004·53 cites·19 claims
- 3095US6529351B1Disk drive comprising a voice coil motor having a yoke with a multiple-bend magnetic flux conductorWESTERN DIGITAL TECH INC·Filed 2001·Granted Mar 4, 2003·60 cites·20 claims
- 3195US6519116B1Actuator arm assembly having bearing gap formed between bearing outer race and pivot sleeve for mitigating torque ripple on actuator arm in a disk driveWESTERN DIGITAL TECH INC·Filed 2000·Granted Feb 11, 2003·61 cites·22 claims
- 3295US6462914B1Voice coil motor comprising a voice coil wrapped around a rotary voice coil yoke comprising a low reluctance end and a high reluctance endWESTERN DIGITAL TECH INC·Filed 2000·Granted Oct 8, 2002·63 cites·19 claims
- 3394US8422175B1Disk drive aperture channelOVEYSSI KAMRAN·Filed 2010·Granted Apr 16, 2013·49 cites·16 claims
- 3494US7215513B1Disk drive including a one-piece stamped actuator arm assembly and method of making sameWESTERN DIGITAL TECH INC·Filed 2003·Granted May 8, 2007·50 cites·26 claims
- 3594US7035053B1Disk drive employing a constant contact inertial latchWESTERN DIGITAL TECH INC·Filed 2002·Granted Apr 25, 2006·53 cites·17 claims
- 3694US6791801B1Pivot bearing cartridge including ball bearing set and magnet element for ball bearing set pre-loadingWESTERN DIGITAL TECH INC·Filed 2002·Granted Sep 14, 2004·48 cites·41 claims
- 3794US6710981B1Disk drive having a low inertia and narrow angle coilWESTERN DIGITAL TECH INC·Filed 2002·Granted Mar 23, 2004·51 cites·15 claims
- 3893US7375929B1Actuator including an actuator body with parallel support extensions and coil support tab for supporting a coil and method of making the sameWESTERN DIGITAL TECH INC·Filed 2004·Granted May 20, 2008·49 cites·17 claims
- 3993US7180711B1Head stack assembly with an actuator body and flex cable guiding support and method of making the sameWESTERN DIGITAL TECH INC·Filed 2004·Granted Feb 20, 2007·49 cites·9 claims
- 4093US7145753B1Head stack assembly with insulated wiring extending between actuator coil and actuator main body section disposed in lateral wiring protector extending from actuator bodyWESTERN DIGITAL TECH INC·Filed 2004·Granted Dec 5, 2006·48 cites·18 claims
- 4193US6898052B1Spindle motor including magnetic element for pre-loading a ball bearing setWESTERN DIGITAL TECH INC·Filed 2003·Granted May 24, 2005·51 cites·10 claims
- 4293US5619083APassive magnetic bearings for a spindle motorSEAGATE TECHNOLOGY·Filed 1995·Granted Apr 8, 1997·62 cites·18 claims
- 4393US5587617AIntegrated passive magnetic bearing system and spindle magnet for use in an axial magnet spindle motorSEAGATE TECHNOLOGY·Filed 1995·Granted Dec 24, 1996·75 cites·18 claims
- 4492US6707641B1Spindle motor having stator rim formed of concentric laminate layersWESTERN DIGITAL TECH INC·Filed 2001·Granted Mar 16, 2004·49 cites·8 claims
- 4592US5561335AIntegrated passive magnetic bearing system and spindle permanent magnet for use in a spindle motorSEAGATE TECHNOLOGY·Filed 1994·Granted Oct 1, 1996·49 cites·4 claims
- 4691US6208486B1Spindle motor flange land portionWESTERN DIGITAL CORP·Filed 1999·Granted Mar 27, 2001·76 cites·13 claims
- 4791US5579188AIronless spindle motor for disc driveSEAGATE TECHNOLOGY·Filed 1995·Granted Nov 26, 1996·79 cites·24 claims
- 4887US5598071AMethod for starting and commutating a permanent-magnet direct current motor having a single phase windingSEAGATE TECHNOLOGY·Filed 1995·Granted Jan 28, 1997·71 cites·4 claims
- 4986US5621591ADual coil voice coil motorSEAGATE TECHNOLOGY·Filed 1996·Granted Apr 15, 1997·54 cites·1 claims
- 5085US5610463APassive magnetic bearings for a spindle motorSEAGATE TECHNOLOGY·Filed 1995·Granted Mar 11, 1997·29 cites·10 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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