Inventor · disambiguated record
Bruce Alvin Gurney
Also filed as: GURNEY BRUCE · GURNEY BRUCE A · GURNEY BRUCE ALVIN
87 granted patents·7 pending applications·4,330 citations·filing 1990–2018
99Inventor score
Files withIBM30HITACHI GLOBAL STORAGE TECH17HGST Netherlands BV14GURNEY BRUCE ALVIN7BRAGANCA PATRICK MESQUITA6
Top patents by PatentIndex Score
94 records- 0199US5287238ADual spin valve magnetoresistive sensorIBM·Filed 1992·Granted Feb 15, 1994·245 cites·36 claims
- 0298US8462461B2Spin-torque oscillator (STO) with magnetically damped free layerBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Jun 11, 2013·89 cites·11 claims
- 0398US8320080B1Three-terminal spin-torque oscillator (STO)BRAGANCA PATRICK MESQUITA·Filed 2011·Granted Nov 27, 2012·54 cites·21 claims
- 0498US6347049B1Low resistance magnetic tunnel junction device with bilayer or multilayer tunnel barrierIBM·Filed 2001·Granted Feb 12, 2002·308 cites·13 claims
- 0598US6266218B1Magnetic sensors having antiferromagnetically exchange-coupled layers for longitudinal biasingIBM·Filed 1999·Granted Jul 24, 2001·216 cites·26 claims
- 0698US5701223ASpin valve magnetoresistive sensor with antiparallel pinned layer and improved exchange bias layer, and magnetic recording system using the sensorIBM·Filed 1996·Granted Dec 23, 1997·214 cites·20 claims
- 0798US5583725ASpin valve magnetoresistive sensor with self-pinned laminated layer and magnetic recording system using the sensorIBM·Filed 1994·Granted Dec 10, 1996·297 cites·30 claims
- 0898US5408377AMagnetoresistive sensor with improved ferromagnetic sensing layer and magnetic recording system using the sensorIBM·Filed 1993·Granted Apr 18, 1995·289 cites·30 claims
- 0998US5206590AMagnetoresistive sensor based on the spin valve effectIBM·Filed 1990·Granted Apr 27, 1993·477 cites·16 claims
- 1097US8259409B2Spin torque oscillator sensorBRAGANCA PATRICK MESQUITA·Filed 2009·Granted Sep 4, 2012·44 cites·21 claims
- 1197US7522392B2Magnetoresistive sensor based on spin accumulation effect with terminal connection at back end of sensorHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Apr 21, 2009·46 cites·12 claims
- 1297US5701222ASpin valve sensor with antiparallel magnetization of pinned layersIBM·Filed 1995·Granted Dec 23, 1997·158 cites·10 claims
- 1397US5422571AMagnetoresistive spin valve sensor having a nonmagnetic back layerIBM·Filed 1993·Granted Jun 6, 1995·147 cites·47 claims
- 1497US5159513AMagnetoresistive sensor based on the spin valve effectIBM·Filed 1991·Granted Oct 27, 1992·268 cites·20 claims
- 1596US7502193B2Positioning of a magnetic head in a magnetic data recording device using a multiple sensor arrayHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Mar 10, 2009·26 cites·32 claims
- 1696US6686068B2Heterogeneous spacers for CPP GMR stacksIBM·Filed 2001·Granted Feb 3, 2004·89 cites·15 claims
- 1796US6653704B1Magnetic memory with tunnel junction memory cells and phase transition material for controlling current to the cellsIBM·Filed 2002·Granted Nov 25, 2003·97 cites·11 claims
- 1896US6280813B1Magnetic recording media with antiferromagnetically coupled ferromagnetic films as the recording layerIBM·Filed 1999·Granted Aug 28, 2001·182 cites·18 claims
- 1996US5650887ASystem for resetting sensor magnetization in a spin valve magnetoresistive sensorIBM·Filed 1996·Granted Jul 22, 1997·121 cites·18 claims
- 2095US8654465B2Implementing spin-torque oscillator sensing with enhanced demodulator for hard disk drivesBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Feb 18, 2014·37 cites·14 claims
- 2195US8553346B2Implementing spin-torque oscillator sensing with enhanced delay control feedback circuit for hard disk drivesBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Oct 8, 2013·37 cites·20 claims
- 2295US8169751B2Magnetoresistive sensor having a structure for activating and deactivating electrostatic discharge prevention circuitryALBRECHT THOMAS ROBERT·Filed 2006·Granted May 1, 2012·19 cites·3 claims
- 2394US8675309B2Spin-torque oscillator (STO) with antiparallel-coupled free ferromagnetic layers and magnetic dampingHGST Netherlands BV·Filed 2013·Granted Mar 18, 2014·21 cites·22 claims
- 2494US8432644B2Spin torque oscillator sensor enhanced by magnetic anisotropyBRAGANCA PATRICK M·Filed 2010·Granted Apr 30, 2013·16 cites·24 claims
- 2593US8570677B2Implementing spin-torque oscillator sensing with enhanced integrated demodulator for hard disk drivesBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Oct 29, 2013·27 cites·17 claims
- 2693US8379352B1Thermagnonic spin-torque oscillator(STO) and sensor utilizing same to detect shifts in the free layer magnetization oscillation frequencyHGST Netherlands BV·Filed 2011·Granted Feb 19, 2013·20 cites·24 claims
- 2793US8164861B2Spin torque oscillator sensor employing antiparallel coupled oscilation layersBRAGANCA PATRICK M·Filed 2009·Granted Apr 24, 2012·22 cites·25 claims
- 2893US7564656B2Integrated servo and read EMR sensorHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jul 21, 2009·13 cites·24 claims
- 2991US8902544B2Spin torque oscillator (STO) reader with soft magnetic side shieldsHGST Netherlands BV·Filed 2012·Granted Dec 2, 2014·9 cites·24 claims
- 3091US8189302B2Magnetic field sensor with graphene sense layer and ferromagnetic biasing layer below the sense layerGURNEY BRUCE ALVIN·Filed 2010·Granted May 29, 2012·12 cites·21 claims
- 3191US6452761B1Magneto-resistive and spin-valve sensor gap with reduced thickness and high thermal conductivityIBM·Filed 2000·Granted Sep 17, 2002·40 cites·18 claims
- 3290US7502206B2Multiple extraordinary magnetoresistive (EMR) sensor utilizing both current leadsHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Mar 10, 2009·10 cites·23 claims
- 3390US6756128B2Low-resistance high-magnetoresistance magnetic tunnel junction device with improved tunnel barrierIBM·Filed 2002·Granted Jun 29, 2004·47 cites·18 claims
- 3490US5696656AHighly sensitive orthogonal spin valve read headIBM·Filed 1996·Granted Dec 9, 1997·54 cites·13 claims
- 3588US9444036B1Implementing segregated media based magnetic memoryHGST Netherlands BV·Filed 2015·Granted Sep 13, 2016·9 cites·20 claims
- 3688US5574605AAntiferromagnetic exchange coupling in magnetoresistive spin valve sensorsIBM·Filed 1995·Granted Nov 12, 1996·55 cites·19 claims
- 3787US5341261AMagnetoresistive sensor having multilayer thin film structureIBM·Filed 1991·Granted Aug 23, 1994·56 cites·16 claims
- 3886US6836392B2Stability-enhancing underlayer for exchange-coupled magnetic structures, magnetoresistive sensors, and magnetic disk drive systemsHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Dec 28, 2004·24 cites·19 claims
- 3986US5828530AOrthogonal spin valve sensor with reduced net fieldIBM·Filed 1997·Granted Oct 27, 1998·41 cites·11 claims
- 4085US7199984B2Current-perpendicular-to-plane magnetoresistive sensor with free layer stabilized by in-stack orthogonal magnetic couplingHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Apr 3, 2007·16 cites·36 claims
- 4185US6741429B1Ion beam definition of magnetoresistive field sensorsIBM·Filed 2000·Granted May 25, 2004·17 cites·12 claims
- 4284US8587900B2Radiator-cooled nanowire-based write assistFRANCA-NETO LUIZ M·Filed 2011·Granted Nov 19, 2013·8 cites·24 claims
- 4384US6542341B1Magnetic sensors having an antiferromagnetic layer exchange-coupled to a free layerIBM·Filed 1999·Granted Apr 1, 2003·40 cites·22 claims
- 4483US9030783B1Phase detection of spin torque oscillator reader excited through parametric excitationHGST Netherlands BV·Filed 2014·Granted May 12, 2015·6 cites·22 claims
- 4583US7440227B2Magnetic head having a hall effect sensor and circuit for detecting recorded bits from magnetic recording mediaHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 21, 2008·6 cites·37 claims
- 4681US5598308AMagnetoresistive sensor having multilayer thin film structureIBM·Filed 1994·Granted Jan 28, 1997·39 cites·7 claims
- 4780US8824084B1Perpendicular magnetic recording disk with patterned servo regions and templated growth method for making the diskHGST Netherlands BV·Filed 2014·Granted Sep 2, 2014·5 cites·20 claims
- 4879US7738219B2Narrow track extraordinary magneto resistive [EMR] device with wide voltage tabs and diad lead structureHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted Jun 15, 2010·2 cites·19 claims
- 4979US6449134B1Read head with file resettable dual spin valve sensorIBM·Filed 1999·Granted Sep 10, 2002·36 cites·65 claims
- 5078US10347281B2Structures and methods for templated growth of high areal density heat assisted magnetic recording mediaHGST Netherlands BV·Filed 2015·Granted Jul 9, 2019·5 cites·21 claims
Showing the top 50 of 94 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →