Inventor · disambiguated record
Yimin Guo
Also filed as: GUO YIMIN
127 granted patents·26 pending applications·3,463 citations·filing 1996–2024
99Inventor score
Files withGUO YIMIN62HEADWAY TECHNOLOGIES INC30MAGIC TECHNOLOGIES INC28APPLIED SPINTRONICS INC4SHANGHAI CIYU INFORMATION TECH CO LTD4
Top patents by PatentIndex Score
153 records- 0199US8797692B1Magnetic recording sensor with AFM exchange coupled shield stabilizationGUO YIMIN·Filed 2012·Granted Aug 5, 2014·166 cites·13 claims
- 0299US8638529B1Method and system for providing a magnetic read transducer having a bilayer magnetic seed layerWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted Jan 28, 2014·153 cites·14 claims
- 0399US8531801B1Method and system for providing a read transducer having a composite magnetic shield with smooth interfacesWESTERN DIGITAL FREMONT LLC·Filed 2012·Granted Sep 10, 2013·186 cites·19 claims
- 0499US8277669B1Method and system for providing a perpendicular magnetic recording pole having a leading edge bevelCHEN TSUNG YUAN·Filed 2009·Granted Oct 2, 2012·166 cites·22 claims
- 0598US11251367B2Composite multi-stack seed layer to improve PMA for perpendicular magnetic pinningGUO YIMIN·Filed 2020·Granted Feb 15, 2022·4 cites·20 claims
- 0698US8963222B2Spin hall effect magnetic-RAMGUO YIMIN·Filed 2014·Granted Feb 24, 2015·24 cites·20 claims
- 0798US8599520B1Method and system for providing a read transducer having an adaptive read sensor track widthLIU FENG·Filed 2011·Granted Dec 3, 2013·153 cites·17 claims
- 0898US8514506B1Disk drive comprising a dual read element and delay circuitry to improve read signalLI SHAOPING·Filed 2012·Granted Aug 20, 2013·158 cites·4 claims
- 0998US8498084B1Magnetoresistive sensors having an improved free layerLENG QUNWEN·Filed 2009·Granted Jul 30, 2013·159 cites·30 claims
- 1098US8422176B1Method and system for providing a magnetic read transducer having a bilayer magnetic seed layerLENG QUNWEN·Filed 2011·Granted Apr 16, 2013·158 cites·13 claims
- 1198US8194366B1TMR read head structures with differential stripe heightsLI SHAOPING·Filed 2009·Granted Jun 5, 2012·157 cites·20 claims
- 1298US8194365B1Method and system for providing a read sensor having a low magnetostriction free layerLENG QUNWEN·Filed 2009·Granted Jun 5, 2012·167 cites·27 claims
- 1398US8139301B1Disk drive comprising a dual read element and delay circuitry to improve read signalLI SHAOPING·Filed 2009·Granted Mar 20, 2012·210 cites·8 claims
- 1497US11854589B2STT-SOT hybrid magnetoresistive element and manufacture thereofGUO YIMIN·Filed 2021·Granted Dec 26, 2023·4 cites·20 claims
- 1597US8760819B1Magnetic recording sensor with sputtered antiferromagnetic coupling trilayer between plated ferromagnetic shieldsLIU FENG·Filed 2010·Granted Jun 24, 2014·142 cites·22 claims
- 1697US7948044B2Low switching current MTJ element for ultra-high STT-RAM and a method for making the sameMAGIC TECHNOLOGIES INC·Filed 2008·Granted May 24, 2011·104 cites·16 claims
- 1797US7630232B2Synthetic anti-ferromagnetic structure with non-magnetic spacer for MRAM applicationsMAGIC TECHNOLOGIES INC·Filed 2007·Granted Dec 8, 2009·53 cites·9 claims
- 1896US7480173B2Spin transfer MRAM device with novel magnetic free layerMAGIC TECHNOLOGIES INC·Filed 2007·Granted Jan 20, 2009·76 cites·27 claims
- 1996US7394247B1Magnetic field angle sensor with GMR or MTJ elementsMAGIC TECHNOLOGIES INC·Filed 2007·Granted Jul 1, 2008·40 cites·37 claims
- 2095US9275713B2Magnetoresistive element and method of manufacturing the sameGUO YIMIN·Filed 2014·Granted Mar 1, 2016·14 cites·17 claims
- 2195US7592803B1Highly sensitive AMR bridge for gear tooth sensorMAGIC TECHNOLOGIES INC·Filed 2008·Granted Sep 22, 2009·39 cites·20 claims
- 2295US7528457B2Method to form a nonmagnetic cap for the NiFe(free) MTJ stack to enhance dR/RMAGIC TECHNOLOGIES INC·Filed 2006·Granted May 5, 2009·38 cites·13 claims
- 2395US7508042B2Spin transfer MRAM device with magnetic biasingMAGIC TECHNOLOGIES INC·Filed 2006·Granted Mar 24, 2009·49 cites·4 claims
- 2495US7394248B1Method and structure to reset multi-element MTJMAGIC TECHNOLOGIES INC·Filed 2007·Granted Jul 1, 2008·33 cites·18 claims
- 2594US11081154B1Synthetic magnetic pinning element having strong antiferromagnetic couplingXIAO RONGFU·Filed 2020·Granted Aug 3, 2021·3 cites·17 claims
- 2694US7577021B2Spin transfer MRAM device with separated CPP assisted writingMAGIC TECHNOLOGIES INC·Filed 2007·Granted Aug 18, 2009·49 cites·9 claims
- 2794US7280389B2Synthetic anti-ferromagnetic structure with non-magnetic spacer for MRAM applicationsMAGIC TECHNOLOGIES INC·Filed 2006·Granted Oct 9, 2007·25 cites·21 claims
- 2893US11450466B2Composite seed structure to improve PMA for perpendicular magnetic pinningGUO YIMIN·Filed 2020·Granted Sep 20, 2022·2 cites·20 claims
- 2993US7635974B2Magnetic tunnel junction (MTJ) based magnetic field angle sensorMAGIC TECHNOLOGIES INC·Filed 2007·Granted Dec 22, 2009·25 cites·84 claims
- 3093US7301734B2Longitudinal bias structure with improved magnetic stabilityHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Nov 27, 2007·14 cites·10 claims
- 3193US6979586B2Magnetic random access memory array with coupled soft adjacent magnetic layerAPPLIED SPINTRONICS INC·Filed 2004·Granted Dec 27, 2005·56 cites·10 claims
- 3292US9024399B2Perpendicular STT-MRAM having logical magnetic shieldingGUO YIMIN·Filed 2014·Granted May 5, 2015·13 cites·26 claims
- 3392US8268641B2Spin transfer MRAM device with novel magnetic synthetic free layerGUO YIMIN·Filed 2011·Granted Sep 18, 2012·9 cites·12 claims
- 3492US7335961B2Magnetic random access memory array with coupled soft adjacent magnetic layerHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Feb 26, 2008·29 cites·17 claims
- 3592US7067330B2Magnetic random access memory array with thin conduction electrical read and write linesAPPLIED SPINTRONICS INC·Filed 2004·Granted Jun 27, 2006·48 cites·10 claims
- 3691US6944939B2Method for forming a GMR sensor having improved longitudinal biasingHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Sep 20, 2005·28 cites·10 claims
- 3791US5719730ALow fringe-field and narrow write-track magneto-resistive (MR) magnetic read-write headHEADWAY TECHNOLOGIES INC·Filed 1996·Granted Feb 17, 1998·83 cites·20 claims
- 3890US9362489B1Method of making a magnetoresistive elementGUO YIMIN·Filed 2015·Granted Jun 7, 2016·9 cites·20 claims
- 3990US9006849B2Hybrid method of patterning MTJ stackGUO YIMIN·Filed 2014·Granted Apr 14, 2015·8 cites·21 claims
- 4090US6449131B2Canted longitudinal patterned exchange biased dual-stripe magnetoresistive (DSMR) sensor element and method for fabrication thereofHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Sep 10, 2002·37 cites·6 claims
- 4189US9741929B2Method of making a spin-transfer-torque magnetoresistive random access memory (STT-MRAM)GUO YIMIN·Filed 2015·Granted Aug 22, 2017·7 cites·18 claims
- 4289US7211874B2Magnetic random access memory array with free layer locking mechanismAPPLIED SPINTRONICS INC·Filed 2004·Granted May 1, 2007·45 cites·15 claims
- 4388US8178363B2MRAM with storage layer and super-paramagnetic sensing layerWANG PO-KANG·Filed 2011·Granted May 15, 2012·6 cites·8 claims
- 4488US8039885B2MRAM with storage layer and super-paramagnetic sensing layerMAGIC TECHNOLOGIES INC·Filed 2010·Granted Oct 18, 2011·6 cites·13 claims
- 4588US7764539B2Spin transfer MRAM device with separated CPP assisted writingMAGIC TECHNOLOGIES INC·Filed 2009·Granted Jul 27, 2010·16 cites·5 claims
- 4688US7483295B2MTJ sensor including domain stable free layerMAGIC TECHNOLOGIES INC·Filed 2007·Granted Jan 27, 2009·6 cites·16 claims
- 4787US11910721B2Perpendicular MTJ element having a cube-textured reference layer and methods of making the sameGUO YIMIN·Filed 2021·Granted Feb 20, 2024·1 cites·20 claims
- 4887US8058697B2Spin transfer MRAM device with novel magnetic synthetic free layerGUO YIMIN·Filed 2007·Granted Nov 15, 2011·13 cites·13 claims
- 4986US6324037B1Magnetically stable spin-valve sensorHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Nov 27, 2001·45 cites·52 claims
- 5085US9461243B2STT-MRAM and method of manufacturing the sameGUO YIMIN·Filed 2014·Granted Oct 4, 2016·9 cites·17 claims
Showing the top 50 of 153 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →