Inventor · disambiguated record
Mao-Min Chen
Also filed as: CHEN MAO · CHEN MAO-MIN
107 granted patents·3 pending applications·2,626 citations·filing 1990–2011
99Inventor score
Top patents by PatentIndex Score
110 records- 0198US5606478ANi45 Fe55 metal-in-gap thin film magnetic headIBM·Filed 1994·Granted Feb 25, 1997·134 cites·30 claims
- 0297US5802700AMethod of making a planarized thin film magnetic write head with submicron trackwidthIBM·Filed 1995·Granted Sep 8, 1998·132 cites·17 claims
- 0397US5652687APlanarized thin film magnetic write head with submicron trackwidthIBM·Filed 1995·Granted Jul 29, 1997·128 cites·41 claims
- 0495US8673654B2Underlayer for high performance magnetic tunneling junction MRAMHONG LIUBO·Filed 2009·Granted Mar 18, 2014·35 cites·6 claims
- 0595US7880249B2Spacer structure in MRAM cell and method of its fabricationMAGIC TECHNOLOGIES INC·Filed 2005·Granted Feb 1, 2011·24 cites·8 claims
- 0695US6292336B1Giant magnetoresistive (GMR) sensor element with enhanced magnetoresistive (MR) coefficientHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Sep 18, 2001·116 cites·20 claims
- 0795US5452165AClose packed magnetic head linear arrayIBM·Filed 1994·Granted Sep 19, 1995·78 cites·23 claims
- 0894US6517896B1Spin filter bottom spin valve head with continuous spacer exchange biasHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Feb 11, 2003·33 cites·8 claims
- 0994US5491600AMulti-layer conductor leads in a magnetoresistive headIBM·Filed 1994·Granted Feb 13, 1996·134 cites·20 claims
- 1094US5175658AThin film magnetic head having a protective coating and method for making sameIBM·Filed 1990·Granted Dec 29, 1992·70 cites·7 claims
- 1193US6882509B2GMR configuration with enhanced spin filteringHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Apr 19, 2005·32 cites·12 claims
- 1292US7211447B2Structure and method to fabricate high performance MTJ devices for MRAM applicationsAPPLIED SPINTRONICS INC·Filed 2005·Granted May 1, 2007·25 cites·20 claims
- 1392US6493926B2Bi-layer lift-off process for high track density GMR headHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Dec 17, 2002·35 cites·9 claims
- 1492US5283942ASacrificial layer planarization process for fabricating a narrow thin film inductive headIBM·Filed 1992·Granted Feb 8, 1994·77 cites·22 claims
- 1591US7446987B2Composite hard bias design with a soft magnetic underlayer for sensor applicationsHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Nov 4, 2008·31 cites·28 claims
- 1691US6770382B1GMR configuration with enhanced spin filteringHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Aug 3, 2004·63 cites·12 claims
- 1791US6430015B2Method of fabrication of striped magnetoresistive (SMR) and dual stripe magnetoresistive (DSMR) heads with anti-parallel exchange configurationHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Aug 6, 2002·29 cites·20 claims
- 1891US5812350AMetal-in-gap thin film magnetic head employing Ni45 Fe55IBM·Filed 1996·Granted Sep 22, 1998·57 cites·46 claims
- 1991US5285339AMagnetoresistive read transducer having improved bias profileIBM·Filed 1992·Granted Feb 8, 1994·55 cites·19 claims
- 2090US7208807B2Structure and method to fabricate high performance MTJ devices for MRAM applicationsAPPLIED SPINTRONICS INC·Filed 2005·Granted Apr 24, 2007·19 cites·19 claims
- 2190US6415500B1Method to prevent electrostatic discharge for MR/GMR wafer fabricationHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Jul 9, 2002·34 cites·23 claims
- 2289US6785954B2Method for fabricating lead overlay (LOL) on the bottom spin valve GMR read sensorHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Sep 7, 2004·23 cites·25 claims
- 2389US6632474B1Robust hard bias/conductor lead structures for future GMR headsHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Oct 14, 2003·23 cites·9 claims
- 2489US6383574B1Ion implantation method for fabricating magnetoresistive (MR) sensor elementHEADWAY TECHNOLOGIES INC·Filed 1999·Granted May 7, 2002·46 cites·6 claims
- 2589US6103136AMethod for forming a soft adjacent layer (SAL) magnetoresistive (MR) sensor element with transversely magnetically biased soft adjacent layer (SAL)HEADWAY TECHNOLOGIES INC·Filed 1998·Granted Aug 15, 2000·62 cites·8 claims
- 2689US5864450ANI45FE55 metal-in-gap thin film magnetic headIBM·Filed 1998·Granted Jan 26, 1999·55 cites·10 claims
- 2788US7611912B2Underlayer for high performance magnetic tunneling junction MRAMHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Nov 3, 2009·32 cites·3 claims
- 2888US7382584B2Method to increase CCP-CPP GMR output by thermoelectric coolingHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Jun 3, 2008·9 cites·20 claims
- 2988US7016165B2Abutted junction GMR read head with an improved hard bias layer and a method for its fabricationHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Mar 21, 2006·24 cites·14 claims
- 3087US7999360B2Underlayer for high performance magnetic tunneling junction MRAMHEADWAY TECHNOLOGIES INC·Filed 2009·Granted Aug 16, 2011·12 cites·35 claims
- 3187US6668443B2Process for manufacturing a spin valve recording headHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Dec 30, 2003·19 cites·10 claims
- 3287US5271802AMethod for making a thin film magnetic head having a protective coatingIBM·Filed 1992·Granted Dec 21, 1993·54 cites·12 claims
- 3386US6324037B1Magnetically stable spin-valve sensorHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Nov 27, 2001·45 cites·52 claims
- 3485US7382577B2Magnetic write head having a wider trailing edge pole structureHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Jun 3, 2008·5 cites·7 claims
- 3585US6204071B1Method of fabrication of striped magnetoresistive (SMR) and dual stripe magnetoresistive (DSMR) heads with anti-parallel exchange configurationHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Mar 20, 2001·36 cites·14 claims
- 3685US5843521APhotoresist frame plated magnetic transducer pole layer employing high magnetic permeability seed layerHEADWAY TECHNOLOGIES INC·Filed 1997·Granted Dec 1, 1998·45 cites·10 claims
- 3784US7515388B2Composite hard bias design with a soft magnetic underlayer for sensor applicationsHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Apr 7, 2009·17 cites·18 claims
- 3884US6591480B1Process for fabricating a flux concentrating stitched headHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Jul 15, 2003·26 cites·10 claims
- 3984US6469875B1Stitched write head design having a sunken shared poleHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Oct 22, 2002·15 cites·14 claims
- 4084US5664316AMethod of manufacturing magnetoresistive read transducer having a contiguous longitudinal bias layerIBM·Filed 1995·Granted Sep 9, 1997·57 cites·14 claims
- 4183US6396671B1Ruthenium bias compensation layer for spin valve head and process of manufacturingHEADWAY TECHNOLOGIES INC·Filed 2000·Granted May 28, 2002·19 cites·17 claims
- 4283US6393692B1Method of manufacture of a composite shared pole design for magnetoresistive merged headsHEADWAY TECHNOLOGIES INC·Filed 1999·Granted May 28, 2002·35 cites·22 claims
- 4383US6243939B1High ion beam etch selectivity for partial pole trim applicationHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Jun 12, 2001·46 cites·19 claims
- 4483US5262914AMagnetoresistive head with enhanced exchange bias fieldIBM·Filed 1991·Granted Nov 16, 1993·28 cites·7 claims
- 4582US7268975B2High data rate writer with low resistance coil and short yokeHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Sep 11, 2007·4 cites·12 claims
- 4682US6888707B2Spin filter bottom spin valve head with continuous spacer exchange biasHEADWAY TECHNOLOGIES INC·Filed 2002·Granted May 3, 2005·11 cites·2 claims
- 4781US8422276B2Spacer structure in MRAM cell and method of its fabricationYUAN JUN·Filed 2011·Granted Apr 16, 2013·4 cites·27 claims
- 4881US6129957AMethod of forming a second antiferromagnetic exchange-coupling layer for magnetoresistive (MR) and giant MR (GMR) applicationsHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Oct 10, 2000·37 cites·34 claims
- 4980US7751146B2Abs through aggressive stitchingHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Jul 6, 2010·3 cites·6 claims
- 5080US7631418B2Process to form an ABS through aggressive stitchingHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Dec 15, 2009·3 cites·6 claims
Showing the top 50 of 110 patent records by PatentIndex Score.
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