Inventor · disambiguated record
Lien-Chang Wang
Also filed as: WANG LIEN-CHANG
37 granted patents·8 pending applications·4,047 citations·filing 1997–2014
98Inventor score
Files withREAD RITE CORP11WESTERN DIGITAL FREMONT LLC9GRANDIS INC7IND TECH RES INST7WESTERN DIGITAL FREMONT INC3
Top patents by PatentIndex Score
45 records- 0199US7230845B1Magnetic devices having a hard bias field and magnetic memory devices using the magnetic devicesGRANDIS INC·Filed 2005·Granted Jun 12, 2007·158 cites·29 claims
- 0299US7187577B1Method and system for providing current balanced writing for memory cells and magnetic devicesGRANDIS INC·Filed 2005·Granted Mar 6, 2007·393 cites·36 claims
- 0399US7111382B1Methods for fabricating redeposition free thin film CPP read sensorsWESTERN DIGITAL FREMONT INC·Filed 2002·Granted Sep 26, 2006·157 cites·18 claims
- 0499US6833979B1Structure and method for redeposition free thin film CPP read sensor fabricationWESTERN DIGITAL FREMONT INC·Filed 2002·Granted Dec 21, 2004·180 cites·27 claims
- 0598US8419954B1Method for providing a side shield for a magnetic recording transducerCHEN YAN·Filed 2011·Granted Apr 16, 2013·154 cites·15 claims
- 0698US7430135B2Current-switched spin-transfer magnetic devices with reduced spin-transfer switching current densityGRANDIS INC·Filed 2005·Granted Sep 30, 2008·218 cites·35 claims
- 0798US7345912B2Method and system for providing a magnetic memory structure utilizing spin transferGRANDIS INC·Filed 2006·Granted Mar 18, 2008·236 cites·17 claims
- 0898US6798616B1Write head architecture for improved manufacturabilityWESTERN DIGITAL FREMONT INC·Filed 2001·Granted Sep 28, 2004·154 cites·20 claims
- 0998US6504676B1Magnetic head with low stack height and self-aligned pole tipsREAD RITE CORP·Filed 1999·Granted Jan 7, 2003·179 cites·5 claims
- 1098US6433970B1Structure and method for redeposition free thin film CPP read sensor fabricationREAD RITE CORP·Filed 1999·Granted Aug 13, 2002·166 cites·1 claims
- 1198US6330136B1Magnetic read sensor with SDT tri-layer and method for making sameREAD RITE CORP·Filed 1998·Granted Dec 11, 2001·194 cites·6 claims
- 1297US8104166B1Self-aligned method for fabricating a high density GMR read elementZHANG JINQIU·Filed 2003·Granted Jan 31, 2012·154 cites·32 claims
- 1397US7379327B2Current driven switching of magnetic storage cells utilizing spin transfer and magnetic memories using such cells having enhanced read and write marginsGRANDIS INC·Filed 2006·Granted May 27, 2008·243 cites·25 claims
- 1497US6496330B1Magnetic write head having a splitcoil structureREAD RITE CORP·Filed 1999·Granted Dec 17, 2002·150 cites·28 claims
- 1597US6353511B1Thin film write head for improved high speed and high density recordingREAD RITE CORP·Filed 1999·Granted Mar 5, 2002·206 cites·11 claims
- 1696US8533937B1Method of forming a fully wrapped-around shielded PMR writer poleWANG JINWEN·Filed 2011·Granted Sep 17, 2013·161 cites·21 claims
- 1796US6487040B1Thin film magnetic head with self-aligned pole tipsREAD RITE CORP·Filed 1999·Granted Nov 26, 2002·146 cites·2 claims
- 1896US6445536B1Dielectric stencil-defined write head for MR, GMR, and spin valve high density recording headsREAD RITE CORP·Filed 1998·Granted Sep 3, 2002·162 cites·10 claims
- 1996US6317290B1Advance pole trim writer with moment P1 and low apex angleREAD RITE CORP·Filed 1999·Granted Nov 13, 2001·193 cites·24 claims
- 2096US6173486B1Thin film magnetic head with self-aligned pole tipsREAD RITE CORP·Filed 1997·Granted Jan 16, 2001·152 cites·17 claims
- 2195US6195229B1Thin film MR head and method of making wherein pole trim takes place at the wafer levelREAD RITE CORP·Filed 1999·Granted Feb 27, 2001·180 cites·6 claims
- 2291US8970988B1Electric gaps and method for making electric gaps for multiple sensor arraysWESTERN DIGITAL FREMONT LLC·Filed 2014·Granted Mar 3, 2015·16 cites·22 claims
- 2388US8980109B1Method for providing a magnetic recording transducer using a combined main pole and side shield CMP for a wraparound shield schemeWESTERN DIGITAL FREMONT LLC·Filed 2012·Granted Mar 17, 2015·10 cites·12 claims
- 2484US5996213AThin film MR head and method of making wherein pole trim takes place at the wafer levelREAD RITE CORP·Filed 1998·Granted Dec 7, 1999·42 cites·20 claims
- 2582US7738287B2Method and system for providing field biased magnetic memory devicesGRANDIS INC·Filed 2007·Granted Jun 15, 2010·12 cites·30 claims
- 2681US8988825B1Method for fabricating a magnetic writer having half-side shieldsWESTERN DIGITAL FREMONT LLC·Filed 2014·Granted Mar 24, 2015·5 cites·18 claims
- 2777US8914969B1Method for providing a monolithic shield for a magnetic recording transducerWESTERN DIGITAL FREMONT LLC·Filed 2012·Granted Dec 23, 2014·4 cites·9 claims
- 2871US8546151B2Method for manufacturing magnetic storage device and magnetic storage deviceFURUTA HARUO·Filed 2008·Granted Oct 1, 2013·5 cites·2 claims
- 2969US7208808B2Magnetic random access memory with lower switching fieldIND TECH RES INST·Filed 2005·Granted Apr 24, 2007·4 cites·6 claims
- 3067US7420837B2Method for switching magnetic moment in magnetoresistive random access memory with low currentIND TECH RES INST·Filed 2006·Granted Sep 2, 2008·5 cites·17 claims
- 3163US9082426B1Methods for manufacturing electronic lapping guides for writer heads that closely track pole formation of the writer headsWESTERN DIGITAL FREMONT LLC·Filed 2012·Granted Jul 14, 2015·1 cites·18 claims
- 3258US7397694B2Magnetic memory arraysIND TECH RES INST·Filed 2006·Granted Jul 8, 2008·3 cites·10 claims
- 3357US8982508B1Method for providing a side shield for a magnetic recording transducerWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted Mar 17, 2015·0 cites·5 claims
- 3455US9520146B1Method of forming a fully wrapped-around shielded PMR writer poleWESTERN DIGITAL (FREMONT) LLC·Filed 2013·Granted Dec 13, 2016·0 cites·12 claims
- 3553US7800937B2Method for switching magnetic moment in magnetoresistive random access memory with low currentIND TECH RES INST·Filed 2008·Granted Sep 21, 2010·2 cites·7 claims
- 3652US7623369B2Method and system for providing a magnetic memory structure utilizing spin transferGRANDIS INC·Filed 2008·Granted Nov 24, 2009·2 cites·20 claims
- 3747US9508363B1Method for fabricating a magnetic write pole having a leading edge bevelWESTERN DIGITAL (FREMONT) LLC·Filed 2014·Granted Nov 29, 2016·0 cites·12 claims
- 3845US2015248899A1Method for fabricating a magnetic shield at reduced cost and with enhanced reliabilityWESTERN DIGITAL FREMONT LLC·Filed 2014·Application pending·0 cites
- 3942US2006138509A1Magnetic random access memory with lower switching field through indirect exchange couplingIND TECH RES INST·Filed 2005·Application pending·0 cites
- 4041US2008239800A1Magnetic memory arraysCHEN CHI-MING·Filed 2008·Application pending·0 cites
- 4140US2007246787A1On-plug magnetic tunnel junction devices based on spin torque transfer switchingWANG LIEN-CHANG·Filed 2006·Application pending·0 cites
- 4240US2007200188A1Magnetic random access memory with reference magnetic resistance and reading method thereofIND TECH RES INST·Filed 2007·Application pending·0 cites
- 4335US2006113619A1Magnetic random access memory with reference magnetic resistance and reading method thereofHUNG CHIEN-CHUNG·Filed 2005·Application pending·0 cites
- 4435US2007279967A1High density magnetic memory cell layout for spin transfer torque magnetic memories utilizing donut shaped transistorsLUO XIAO·Filed 2006·Application pending·0 cites
- 4534US2006039189A1Magnetic random access memory with tape read line, fabricating method and circuit thereofIND TECH RES INST·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →