Inventor · disambiguated record
Zheng Gao
Also filed as: GAO ZHENG · GAO ZHENG-XIN
111 granted patents·19 pending applications·1,595 citations·filing 1999–2025
99Inventor score
Files withSEAGATE TECHNOLOGY LLC35WESTERN DIGITAL TECH INC29HGST Netherlands BV21ZHENG YUANKAI8GAO ZHENG4
Top patents by PatentIndex Score
130 records- 0199US11283006B1Methods and apparatus of high moment free layers for magnetic tunnel junctionsWESTERN DIGITAL TECH INC·Filed 2020·Granted Mar 22, 2022·6 cites·29 claims
- 0299US10950260B1Magnetoresistive sensor with improved magnetic properties and magnetostriction controlWESTERN DIGITAL TECH INC·Filed 2020·Granted Mar 16, 2021·7 cites·20 claims
- 0399US10839833B1Spin transfer torque device with oxide layer beneath the seed layerWESTERN DIGITAL TECH INC·Filed 2020·Granted Nov 17, 2020·7 cites·20 claims
- 0498US10943611B1Spintronic devices with narrow spin polarization layersWESTERN DIGITAL TECH INC·Filed 2020·Granted Mar 9, 2021·14 cites·16 claims
- 0598US10867625B1Spin transfer torque (STT) device with template layer for Heusler alloy magnetic layersWESTERN DIGITAL TECH INC·Filed 2020·Granted Dec 15, 2020·16 cites·23 claims
- 0698US9337415B1Perpendicular 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
- 0798US8416620B2Magnetic stack having assist layerZHENG YUANKAI·Filed 2010·Granted Apr 9, 2013·46 cites·20 claims
- 0898US8000128B2Structures for resistive random access memory cellsSEAGATE TECHNOLOGY LLC·Filed 2010·Granted Aug 16, 2011·73 cites·20 claims
- 0998US7035062B1Structure to achieve sensitivity and linear density in tunneling GMR heads using orthogonal magnetic alignmentsSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Apr 25, 2006·203 cites·30 claims
- 1097US11489108B2BiSb topological insulator with seed layer or interlayer to prevent sb diffusion and promote BiSb (012) orientationWESTERN DIGITAL TECH INC·Filed 2020·Granted Nov 1, 2022·6 cites·27 claims
- 1197US11289118B1Spintronic device having negative interface spin scatteringWESTERN DIGITAL TECH INC·Filed 2021·Granted Mar 29, 2022·11 cites·20 claims
- 1297US11127420B1Seed layer for spin torque oscillator in microwave assisted magnetic recording deviceWESTERN DIGITAL TECH INC·Filed 2019·Granted Sep 21, 2021·8 cites·12 claims
- 1397US7936598B2Magnetic stack having assist layerSEAGATE TECHNOLOGY·Filed 2009·Granted May 3, 2011·60 cites·20 claims
- 1497US6556390B1Spin valve sensors with an oxide layer utilizing electron specular scattering effectSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Apr 29, 2003·109 cites·26 claims
- 1596US10762917B1Reversed mode spin torque oscillator with shaped field generation layerWESTERN DIGITAL TECH INC·Filed 2019·Granted Sep 1, 2020·20 cites·12 claims
- 1696US8873204B1Current-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
- 1795US11257514B2Magnetic recording devices having negative polarization layer to enhance spin-transfer torqueWESTERN DIGITAL TECH INC·Filed 2020·Granted Feb 22, 2022·5 cites·21 claims
- 1895US10997993B1Spin-torque oscillator with multilayer seed layer between the write pole and the free layer in a magnetic recording write headWESTERN DIGITAL TECH INC·Filed 2020·Granted May 4, 2021·5 cites·10 claims
- 1995US10950258B1Spin torque oscillator having one or more chromium insertion layers for magnetic recording drivesWESTERN DIGITAL TECH INC·Filed 2020·Granted Mar 16, 2021·6 cites·21 claims
- 2095US9177575B1Tunneling magnetoresistive (TMR) read head with reduced gap thicknessHGST Netherlands BV·Filed 2014·Granted Nov 3, 2015·37 cites·20 claims
- 2195US9099124B1Tunneling 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
- 2295US8125746B2Magnetic sensor with perpendicular anisotrophy free layer and side shieldsDIMITROV DIMITAR V·Filed 2009·Granted Feb 28, 2012·28 cites·20 claims
- 2394US9177573B1Tunneling 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
- 2494US7999338B2Magnetic stack having reference layers with orthogonal magnetization orientation directionsSEAGATE TECHNOLOGY LLC·Filed 2009·Granted Aug 16, 2011·21 cites·11 claims
- 2593US10643643B1Spin torque oscillator device including a high damping field generation layer or a damping enhancing capping layerWESTERN DIGITAL TECH INC·Filed 2019·Granted May 5, 2020·12 cites·20 claims
- 2693US8670271B2Magnetic stack having assist layersSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Mar 11, 2014·9 cites·20 claims
- 2793US7800868B2Magnetic sensing device including a sense enhancing layerSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Sep 21, 2010·33 cites·4 claims
- 2892US9734850B1Magnetic tunnel junction (MTJ) free layer damping reductionHGST Netherlands BV·Filed 2016·Granted Aug 15, 2017·9 cites·27 claims
- 2992US9001473B1TMR/CPP reader for narrow reader gap applicationHGST Netherlands BV·Filed 2014·Granted Apr 7, 2015·17 cites·20 claims
- 3091US6556392B1Spin valve head with exchange bias stabilized free layerSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Apr 29, 2003·51 cites·15 claims
- 3191US6548114B2Method of fabricating a spin valve/GMR sensor having a synthetic antiferromagnetic layer pinned by Mn-alloySEAGATE TECHNOLOGY LLC·Filed 2001·Granted Apr 15, 2003·29 cites·18 claims
- 3291US6490140B1Giant magnetoresistive sensor with a PtMnX pinning layer and a NiFeCr seed layerSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Dec 3, 2002·51 cites·21 claims
- 3390US7929259B2Magnetic sensing device including a sense enhancing layerSEAGATE TECHNOLOGY LLC·Filed 2010·Granted Apr 19, 2011·9 cites·18 claims
- 3490US7876604B2Stram with self-reference read schemeSEAGATE TECHNOLOGY LLC·Filed 2009·Granted Jan 25, 2011·19 cites·20 claims
- 3590US6469878B1Data head and method using a single antiferromagnetic material to pin multiple magnetic layers with differing orientationSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Oct 22, 2002·43 cites·19 claims
- 3689US9570100B1Two-dimensional magnetic recording device with center shield stabilized by recessed AFM layerHGST Netherlands BV·Filed 2015·Granted Feb 14, 2017·10 cites·21 claims
- 3789US9030785B2Narrow read-gap head with recessed afmHGST Netherlands BV·Filed 2013·Granted May 12, 2015·11 cites·28 claims
- 3889US8958180B1Capping materials for magnetic read head sensorHGST Netherlands BV·Filed 2013·Granted Feb 17, 2015·10 cites·18 claims
- 3989US6738236B1Spin valve/GMR sensor using synthetic antiferromagnetic layer pinned by Mn-alloy having a high blocking temperatureSEAGATE TECHNOLOGY LLC·Filed 1999·Granted May 18, 2004·49 cites·11 claims
- 4089US6462919B1Spin valve sensor with exchange tabsSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Oct 8, 2002·63 cites·18 claims
- 4188US8395867B2Magnetic sensor with a recessed reference layer assembly and a front shieldDIMITROV DIMITAR VELIKOV·Filed 2009·Granted Mar 12, 2013·16 cites·20 claims
- 4288US7826260B2Spin-transfer torque memory self-reference read and write assist methodsSEAGATE TECHNOLOGY LLC·Filed 2009·Granted Nov 2, 2010·16 cites·19 claims
- 4387US8619394B1Magnetic tunnel junction with barrier cooling for magnetic read headHGST Netherlands BV·Filed 2012·Granted Dec 31, 2013·9 cites·19 claims
- 4487US8217478B2Magnetic stack with oxide to reduce switching currentLOU XIAOHUA·Filed 2009·Granted Jul 10, 2012·11 cites·20 claims
- 4586US12175968B1Skill selection for responding to natural language inputsAMAZON TECH INC·Filed 2021·Granted Dec 24, 2024·4 cites·21 claims
- 4686US8427791B2Magnetic tunnel junction having a magnetic insertion layer and methods of producing the sameGAO ZHENG·Filed 2010·Granted Apr 23, 2013·6 cites·21 claims
- 4786US7791925B2Structures for resistive random access memory cellsSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Sep 7, 2010·15 cites·20 claims
- 4885US10566015B2Spin transfer torque (STT) device with template layer for heusler alloy magnetic layersWESTERN DIGITAL TECH INC·Filed 2018·Granted Feb 18, 2020·8 cites·20 claims
- 4985US8860157B2Memory cell with phonon-blocking insulating layerSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Oct 14, 2014·5 cites·20 claims
- 5084US11211083B1MAMR head with synthetic antiferromagnetic (SAF) coupled notchWESTERN DIGITAL TECH INC·Filed 2020·Granted Dec 28, 2021·2 cites·21 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →