Inventor · disambiguated record
Simon Liao
Also filed as: LIAO SIMON · LIAO SIMON H · LIAO SIMON HUANGCHUNG
74 granted patents·10 pending applications·1,482 citations·filing 1987–2014
99Inventor score
Top patents by PatentIndex Score
84 records- 0199US6773515B2FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structuresHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Aug 10, 2004·120 cites·11 claims
- 0297US7477491B2GMR device having an improved free layerHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Jan 13, 2009·42 cites·13 claims
- 0397US7262941B2FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structuresHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Aug 28, 2007·108 cites·22 claims
- 0497US6466418B1Bottom spin valves with continuous spacer exchange (or hard) biasHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Oct 15, 2002·114 cites·37 claims
- 0596US6998150B2Method of adjusting CoFe free layer magnetostrictionHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Feb 14, 2006·84 cites·17 claims
- 0695US8749926B1Scissor magnetic read head with wrap-around magnetic shieldHGST Netherlands BV·Filed 2012·Granted Jun 10, 2014·36 cites·23 claims
- 0795US6292336B1Giant magnetoresistive (GMR) sensor element with enhanced magnetoresistive (MR) coefficientHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Sep 18, 2001·116 cites·20 claims
- 0893US6882509B2GMR configuration with enhanced spin filteringHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Apr 19, 2005·32 cites·12 claims
- 0992US7180712B1Shield structure design to improve the stability of an MR headHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Feb 20, 2007·37 cites·8 claims
- 1092US6888703B2Multilayered structures comprising magnetic nano-oxide layers for current perpindicular to plane GMR headsHEADWAY TECHNOLOGIES INC·Filed 2001·Granted May 3, 2005·33 cites·10 claims
- 1191US8836059B2Shape enhanced pin read head magnetic transducer with stripe height defined first and method of making sameHGST Netherlands BV·Filed 2012·Granted Sep 16, 2014·13 cites·6 claims
- 1291US6770382B1GMR configuration with enhanced spin filteringHEADWAY TECHNOLOGIES INC·Filed 1999·Granted Aug 3, 2004·63 cites·12 claims
- 1390US8941954B2Magnetic sensor with extended pinned layer and partial wrap around shieldHGST Netherlands BV·Filed 2012·Granted Jan 27, 2015·13 cites·15 claims
- 1490US6857180B2Method for fabricating a patterned synthetic longitudinal exchange biased GMR sensorHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Feb 22, 2005·33 cites·11 claims
- 1589US6985337B2Multilayered structures comprising magnetic nano-oxide layers for current perpendicular to plane GMR headsHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Jan 10, 2006·6 cites·8 claims
- 1689US6953601B2Synthetic free layer for CPP GMRHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Oct 11, 2005·23 cites·12 claims
- 1789US6581272B1Method for forming a bottom spin valve magnetoresistive sensor elementHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Jun 24, 2003·24 cites·22 claims
- 1888US4992901ASelf aligned magnetic poles using sacrificial maskSEAGATE TECHNOLOGY·Filed 1990·Granted Feb 12, 1991·46 cites·52 claims
- 1986US7006337B2Multilayered structures comprising magnetic nano-oxide layers for current perpendicular to plane GMR headsHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Feb 28, 2006·8 cites·17 claims
- 2085US7016168B2Method of increasing CPP GMR in a spin valve structureHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Mar 21, 2006·20 cites·25 claims
- 2184US6754048B2Multiple magnetoresistive (MR) layer sensor element having longitudinal bias layers with non-parallel magnetizationsHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Jun 22, 2004·20 cites·6 claims
- 2284US6683762B2CPP GMR device with inverse GMR materialHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Jan 27, 2004·18 cites·37 claims
- 2383US6903904B2CPP GMR synthetic spin valve enhancementHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Jun 7, 2005·16 cites·34 claims
- 2483US6396671B1Ruthenium bias compensation layer for spin valve head and process of manufacturingHEADWAY TECHNOLOGIES INC·Filed 2000·Granted May 28, 2002·19 cites·17 claims
- 2583US5379172ALaminated leg for thin film magnetic transducerSEAGATE TECHNOLOGY·Filed 1990·Granted Jan 3, 1995·44 cites·20 claims
- 2681USD657594SChairKNIGHT STEVEN R·Filed 2011·Granted Apr 17, 2012·29 cites·1 claims
- 2781US6721143B2Ferromagnetic/antiferromagnetic bilayer, including decoupler, for longitudinal biasHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Apr 13, 2004·11 cites·12 claims
- 2881US5372698AHigh magnetic moment thin film head coreSEAGATE TECHNOLOGY·Filed 1992·Granted Dec 13, 1994·33 cites·21 claims
- 2980US6759084B1Process to form NOL structure for CPP GMRHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Jul 6, 2004·14 cites·34 claims
- 3078US8907666B2Magnetic bias structure for magnetoresistive sensor having a scissor structureLE QUANG·Filed 2011·Granted Dec 9, 2014·4 cites·12 claims
- 3178US7010848B2Synthetic pattern exchange configuration for side reading reductionHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Mar 14, 2006·13 cites·20 claims
- 3278US6630248B1Synthetic anti-parallel/parallel/pinned layer spin valveHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Oct 7, 2003·12 cites·24 claims
- 3378US6620530B1Synthetic anti-parallel spin valve, having improved robustness, and process to manufacture itHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Sep 16, 2003·12 cites·13 claims
- 3477US8842395B2Magnetic sensor having an extended pinned layer and shape enhanced bias structureHGST Netherlands BV·Filed 2012·Granted Sep 23, 2014·3 cites·5 claims
- 3575US6594124B2Canted adjacent layer stabilized SV headsHEADWAY TECHNOLOGIES INC·Filed 2001·Granted Jul 15, 2003·11 cites·18 claims
- 3674US6909583B2FeTa nano-oxide layer in pinned layer for enhancement of giant magnetoresistance in bottom spin valve structuresHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Jun 21, 2005·8 cites·17 claims
- 3772US7141314B2CPP GMR and magnetostriction improvement by laminating Co90Fe10 free layer with thin Fe50Co50 layersHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Nov 28, 2006·15 cites·13 claims
- 3872US5748416AMagnetoresistive playback headHITACHI METALS LTD·Filed 1997·Granted May 5, 1998·30 cites·26 claims
- 3971US9202482B2Magnetic sensor having an extended pinned layer with stitched antiferromagnetic pinning layerHGST Netherlands BV·Filed 2013·Granted Dec 1, 2015·2 cites·11 claims
- 4071US6873501B2CPP spin valve head with bias point controlHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Mar 29, 2005·8 cites·44 claims
- 4170US7180716B2Fabrication method for an in-stack stabilized synthetic stitched CPP GMR headHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Feb 20, 2007·14 cites·10 claims
- 4270US4756816AElectrodeposition of high moment cobalt ironMAGNETIC PERIPHERALS INC·Filed 1987·Granted Jul 12, 1988·16 cites·20 claims
- 4369US8797694B2Magnetic sensor having hard bias structure for optimized hard bias field and hard bias coercivityLE QUANG·Filed 2011·Granted Aug 5, 2014·2 cites·10 claims
- 4469US7400475B2Patterned, synthetic longitudinally exchange biased GMR sensorHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Jul 15, 2008·4 cites·6 claims
- 4569US7201947B2CPP and MTJ reader design with continuous exchange-coupled free layerHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Apr 10, 2007·7 cites·7 claims
- 4669US6392853B1Spin valve structure design with laminated free layerHEADWAY TECHNOLOGIES INC·Filed 2000·Granted May 21, 2002·13 cites·22 claims
- 4768US6972934B2Synthetic anti-parallel spin valve with thin AFM layer for very high density applicationHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Dec 6, 2005·11 cites·9 claims
- 4867US6816346B2Ferromagnetic/antiferromagnetic bilayer, including decoupler, for longitudinal biasHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Nov 9, 2004·4 cites·9 claims
- 4966US6885527B1Process to manufacture a top spin valveHEADWAY TECHNOLOGIES INC·Filed 2000·Granted Apr 26, 2005·7 cites·2 claims
- 5066US6715834B1Angle adjusting device for a chairFiled 2003·Granted Apr 6, 2004·20 cites·3 claims
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →