Assignee
HGST Netherlands BV
NL·704 granted patents·143 pending applications·5,713 citations·filing 2005–2018
Top patents by PatentIndex Score
847 records- 0198US9761308B1Systems and methods for adaptive read level adjustmentHGST Netherlands BV·Filed 2016·Granted Sep 12, 2017·65 cites·20 claims
- 0298US9337415B1Perpendicular spin transfer torque (STT) memory cell with double MgO interface and CoFeB layer for enhancement of perpendicular magnetic anisotropyHGST Netherlands BV·Filed 2015·Granted May 10, 2016·66 cites·13 claims
- 0397US9830966B2Three terminal SOT memory cell with anomalous Hall effectHGST Netherlands BV·Filed 2015·Granted Nov 28, 2017·35 cites·16 claims
- 0497US9720754B2Read level grouping for increased flash performanceHGST Netherlands BV·Filed 2015·Granted Aug 1, 2017·40 cites·20 claims
- 0597US9355655B1Magnetic capping layer structure for a spin torque oscillatorHGST Netherlands BV·Filed 2015·Granted May 31, 2016·35 cites·20 claims
- 0697US9311934B1Symmetrical STO for oscillation with both polarity biasHGST Netherlands BV·Filed 2015·Granted Apr 12, 2016·33 cites·20 claims
- 0797US9286926B1Two-dimensional magnetic recording (TDMR) disk drive with varying servo track pitchHGST Netherlands BV·Filed 2015·Granted Mar 15, 2016·29 cites·15 claims
- 0897US8699162B1Shingled magnetic recording disk drive with multiple data zones containing different numbers of error-correction-code sectorsHGST Netherlands BV·Filed 2012·Granted Apr 15, 2014·60 cites·18 claims
- 0996US9965539B2Computer implemented method for dynamic shardingHGST Netherlands BV·Filed 2015·Granted May 8, 2018·174 cites·26 claims
- 1096US9818454B1Hermetically-sealed data storage device for increased disk diameterHGST Netherlands BV·Filed 2016·Granted Nov 14, 2017·20 cites·15 claims
- 1196US9805746B1Low magnetic flux density interface layer for spin torque oscillatorHGST Netherlands BV·Filed 2016·Granted Oct 31, 2017·19 cites·22 claims
- 1296US9632863B2Track error-correcting code extensionHGST Netherlands BV·Filed 2015·Granted Apr 25, 2017·19 cites·61 claims
- 1396US9576671B2Calibrating optimal read levelsHGST Netherlands BV·Filed 2014·Granted Feb 21, 2017·29 cites·20 claims
- 1496US9530442B1Enhanced low overhead data protection in data storage drivesHGST Netherlands BV·Filed 2015·Granted Dec 27, 2016·20 cites·18 claims
- 1596US9490620B1Low permeability electrical feed-throughHGST Netherlands BV·Filed 2015·Granted Nov 8, 2016·18 cites·22 claims
- 1696US9472753B1Method for fabricating MRAM bits on a tight pitchHGST Netherlands BV·Filed 2015·Granted Oct 18, 2016·15 cites·12 claims
- 1796US9443905B1Implementing 3D scalable magnetic memory with interlayer dielectric stack and pillar holes having programmable areaHGST Netherlands BV·Filed 2015·Granted Sep 13, 2016·20 cites·20 claims
- 1896US9059737B2Disk drive with distributed codeword blocksHGST Netherlands BV·Filed 2013·Granted Jun 16, 2015·27 cites·17 claims
- 1996US9042059B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and improved center shieldHGST Netherlands BV·Filed 2014·Granted May 26, 2015·46 cites·14 claims
- 2096US9001458B1Hard disk drive sealed in helium using a secondary containerHGST Netherlands BV·Filed 2013·Granted Apr 7, 2015·29 cites·21 claims
- 2196US8873204B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and center shield with CoFeB insertion layerHGST Netherlands BV·Filed 2014·Granted Oct 28, 2014·44 cites·15 claims
- 2296US8623770B1Method for sidewall spacer line doubling using atomic layer deposition of a titanium oxideHGST Netherlands BV·Filed 2013·Granted Jan 7, 2014·417 cites·18 claims
- 2396US8576518B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with exchange-coupled side shield structureHGST Netherlands BV·Filed 2012·Granted Nov 5, 2013·54 cites·19 claims
- 2495US10175896B2Incremental snapshot based technique on paged translation systemsHGST Netherlands BV·Filed 2016·Granted Jan 8, 2019·24 cites·20 claims
- 2595US9672846B1STO bias control for MAMR head reliabilityHGST Netherlands BV·Filed 2016·Granted Jun 6, 2017·20 cites·16 claims
- 2695US9530445B1Perpendicular heat-assisted magnetic recording (HAMR) medium with a perovskite oxide intermediate layerHGST Netherlands BV·Filed 2016·Granted Dec 27, 2016·24 cites·20 claims
- 2795US9269383B1Multi-sensor (MIMO) head having a back side antiferromagnetic middle shieldHGST Netherlands BV·Filed 2015·Granted Feb 23, 2016·24 cites·20 claims
- 2895US9230573B1Magnetic recording head with non-magnetic bump structure formed on spin torque oscillatorHGST Netherlands BV·Filed 2015·Granted Jan 5, 2016·20 cites·20 claims
- 2995US9202484B1Magnetic head provided spin torque oscillator with low drive voltage for microwave assisted magnetic recordingHGST Netherlands BV·Filed 2015·Granted Dec 1, 2015·24 cites·19 claims
- 3095US9177575B1Tunneling magnetoresistive (TMR) read head with reduced gap thicknessHGST Netherlands BV·Filed 2014·Granted Nov 3, 2015·37 cites·20 claims
- 3195US9142227B1Microwave assisted magnetic recording (MAMR) write head and systemHGST Netherlands BV·Filed 2014·Granted Sep 22, 2015·31 cites·12 claims
- 3295US9099124B1Tunneling magnetoresistive (TMR) device with MgO tunneling barrier layer and nitrogen-containing layer for minimization of boron diffusionHGST Netherlands BV·Filed 2014·Granted Aug 4, 2015·30 cites·17 claims
- 3395US9076468B1Scissor magnetic read sensor with shape enhanced soft magnetic side shield for improved stabilityHGST Netherlands BV·Filed 2014·Granted Jul 7, 2015·34 cites·22 claims
- 3495US9064508B1Pile spin-torque oscillator with AF-mode oscillation for generating high AC-field in microwave-assisted magnetic recordingHGST Netherlands BV·Filed 2014·Granted Jun 23, 2015·58 cites·13 claims
- 3595US9007723B1Microwave-assisted magnetic recording (MAMR) head employing advanced current control to establish a magnetic resonance stateHGST Netherlands BV·Filed 2013·Granted Apr 14, 2015·33 cites·20 claims
- 3695US8995088B1Heat sink for a spin torque oscillator (STO) in microwave assisted magnetic recording (MAMR)HGST Netherlands BV·Filed 2013·Granted Mar 31, 2015·54 cites·20 claims
- 3795US8958173B1Hard disk drive having multiple movable disk stacks on a guide railHGST Netherlands BV·Filed 2013·Granted Feb 17, 2015·39 cites·20 claims
- 3895US8941943B1Dynamic variable capacity hard disk driveHGST Netherlands BV·Filed 2013·Granted Jan 27, 2015·27 cites·24 claims
- 3995US8902720B1Heat-assisted magnetic recording (HAMR) write head with protective film for near-field transducerHGST Netherlands BV·Filed 2014·Granted Dec 2, 2014·38 cites·20 claims
- 4095US8879205B2High spin-torque efficiency spin-torque oscillator (STO) with dual spin polarization layerHGST Netherlands BV·Filed 2012·Granted Nov 4, 2014·32 cites·20 claims
- 4195US8867153B1Method and apparatus for dynamic track squeeze in a hard driveHGST Netherlands BV·Filed 2013·Granted Oct 21, 2014·29 cites·20 claims
- 4295US8749926B1Scissor magnetic read head with wrap-around magnetic shieldHGST Netherlands BV·Filed 2012·Granted Jun 10, 2014·36 cites·23 claims
- 4395US8717715B1Spin accumulation magnetic read sensorHGST Netherlands BV·Filed 2012·Granted May 6, 2014·14 cites·18 claims
- 4495US8705323B2TAR temperature sensor having faster response timeHGST Netherlands BV·Filed 2012·Granted Apr 22, 2014·30 cites·12 claims
- 4595US8638530B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor having a top shield with an antiparallel structureHGST Netherlands BV·Filed 2013·Granted Jan 28, 2014·42 cites·18 claims
- 4694US9601140B1In-situ smear detection and mitigation in heat-assisted magnetic recording head-disk interfaceHGST Netherlands BV·Filed 2016·Granted Mar 21, 2017·16 cites·20 claims
- 4794US9430326B2Multiple ECC codeword sizes in an SSDHGST Netherlands BV·Filed 2014·Granted Aug 30, 2016·22 cites·19 claims
- 4894US9230569B1Low Bs spin-polarizer for spin torque oscillatorHGST Netherlands BV·Filed 2014·Granted Jan 5, 2016·30 cites·20 claims
- 4994US9202528B2MAMR head with recessed STOHGST Netherlands BV·Filed 2013·Granted Dec 1, 2015·24 cites·20 claims
- 5094US9177573B1Tunneling magnetoresistive (TMR) device with magnesium oxide tunneling barrier layer and free layer having insertion layerHGST Netherlands BV·Filed 2015·Granted Nov 3, 2015·17 cites·20 claims
Showing the top 50 of 847 patent records by PatentIndex Score.
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