Inventor · disambiguated record
Alexander M. Zeltser
Also filed as: ZELTSER ALEXANDER · ZELTSER ALEXANDER M · ZELTSER ALEXANDER MICHAEL
54 granted patents·9 pending applications·623 citations·filing 1992–2024
98Inventor score
Files withHITACHI GLOBAL STORAGE TECH16WESTERN DIGITAL TECH INC11HGST Netherlands BV10COMPASS ELECTRO OPTICAL SYSTEMS LTD5ZELTSER ALEXANDER M5
Top patents by PatentIndex Score
63 records- 0197US10157632B1Areal density capability improvement with spin-orbit torque based structures surrounding main pole tipWESTERN DIGITAL TECH INC·Filed 2017·Granted Dec 18, 2018·28 cites·30 claims
- 0296US10891976B1Areal density capability improvement with a main pole skinWESTERN DIGITAL TECH INC·Filed 2020·Granted Jan 12, 2021·8 cites·20 claims
- 0396US9042059B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and improved center shieldHGST Netherlands BV·Filed 2014·Granted May 26, 2015·46 cites·14 claims
- 0496US8873204B1Current-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
- 0596US8576518B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with exchange-coupled side shield structureHGST Netherlands BV·Filed 2012·Granted Nov 5, 2013·54 cites·19 claims
- 0696US8392487B1Programmable matrix processorMESH MICHAEL·Filed 2008·Granted Mar 5, 2013·98 cites·16 claims
- 0796US7751156B2Dual-layer free layer in a tunneling magnetoresistance (TMR) elementHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jul 6, 2010·33 cites·19 claims
- 0895US11437058B2Areal density capability improvement with a main pole skinWESTERN DIGITAL TECH INC·Filed 2021·Granted Sep 6, 2022·4 cites·18 claims
- 0995US8638530B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor having a top shield with an antiparallel structureHGST Netherlands BV·Filed 2013·Granted Jan 28, 2014·42 cites·18 claims
- 1094US8780506B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with side shields and an antiparallel structure top shieldHGST Netherlands BV·Filed 2013·Granted Jul 15, 2014·28 cites·22 claims
- 1193US8373948B2Tunnel magnetoresistance (TMR) structures with MGO barrier and methods of making sameHITACHI GLOBAL STORAGE TECH NL·Filed 2008·Granted Feb 12, 2013·16 cites·22 claims
- 1293US8218270B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with improved hard magnet biasing structureZELTSER ALEXANDER M·Filed 2011·Granted Jul 10, 2012·17 cites·21 claims
- 1391US8861137B1Perpendicular magnetic recording write head with main pole formed on a metallic amorphous underlayerHGST Netherlands BV·Filed 2013·Granted Oct 14, 2014·15 cites·12 claims
- 1489US7986696B1Method and apparatus for longest prefix matchingCOMPASS ELECTRO OPTICAL SYSTEMS·Filed 2009·Granted Jul 26, 2011·42 cites·16 claims
- 1589US7791845B2Tunneling magnetoresistive sensor having a high iron concentration free layer and an oxides of magnesium barrier layerHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Sep 7, 2010·17 cites·18 claims
- 1688US8670218B1Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with hard magnet biasing structure having a MgO insulating layerHGST Netherlands BV·Filed 2012·Granted Mar 11, 2014·9 cites·19 claims
- 1788US8320078B1Perpendicular magnetic recording write head with antiparallel-coupled laminated main pole having a tapered trailing edgeZELTSER ALEXANDER M·Filed 2012·Granted Nov 27, 2012·11 cites·20 claims
- 1887US8107202B2Magnetoresistive sensor with novel pinned layer structureLEE WEN-YAUNG·Filed 2008·Granted Jan 31, 2012·9 cites·18 claims
- 1986US11199594B2TMR sensor with magnetic tunnel junctions with a free layer having an intrinsic anisotropyWESTERN DIGITAL TECH INC·Filed 2019·Granted Dec 14, 2021·2 cites·20 claims
- 2086US7770282B2Method of making a magnetic sensing device having an insulator structureHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 10, 2010·7 cites·12 claims
- 2185US7646570B2CPP read sensor having constrained current paths made of lithographically-defined conductive vias with surrounding oxidized metal sublayers and method of making sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jan 12, 2010·6 cites·20 claims
- 2283US8325403B1Optical programmable matrix processorMESH MICHAEL·Filed 2009·Granted Dec 4, 2012·7 cites·16 claims
- 2380US10311901B1Anisotropy field induced self pinned recessed antiferromagnetic readerWESTERN DIGITAL TECH INC·Filed 2018·Granted Jun 4, 2019·4 cites·30 claims
- 2480US8385025B2Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with improved seed layer structure for hard bias layerHGST Netherlands BV·Filed 2010·Granted Feb 26, 2013·5 cites·19 claims
- 2578US10636439B2MAMR write head with thermal dissipation conductive guideWESTERN DIGITAL TECH INC·Filed 2019·Granted Apr 28, 2020·3 cites·30 claims
- 2677US10734014B2Areal density capability improvement with a main pole skinWESTERN DIGITAL TECH INC·Filed 2018·Granted Aug 4, 2020·2 cites·20 claims
- 2777US7190557B2Current-in-the-plane spin valve magnetoresistive sensor with dual metal oxide capping layersHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Mar 13, 2007·11 cites·15 claims
- 2875US7151653B2Depositing a pinned layer structure in a self-pinned spin valveHITACHI GLOBAL TECH NL BV·Filed 2004·Granted Dec 19, 2006·10 cites·16 claims
- 2973US6954342B2Underlayer for high amplitude spin valve sensorsHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Oct 11, 2005·9 cites·16 claims
- 3072US8675316B2Magnetoresistive sensor with sub-layering of pinned layersLEE WEN-YAUNG·Filed 2008·Granted Mar 18, 2014·2 cites·21 claims
- 3171US11682418B2Areal density capability improvement with a main pole skinWESTERN DIGITAL TECH INC·Filed 2022·Granted Jun 20, 2023·0 cites·13 claims
- 3270US7646569B2Pinned layer in magnetoresistive sensorHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jan 12, 2010·1 cites·27 claims
- 3368US9129619B2Partial main pole lamination for pole erasure improvementHGST Netherlands BV·Filed 2014·Granted Sep 8, 2015·1 cites·20 claims
- 3468US8139321B2Perpendicular magnetic recording write head with improved laminated main poleZELTSER ALEXANDER M·Filed 2010·Granted Mar 20, 2012·2 cites·20 claims
- 3565US11049512B2Areal density capability improvement with a main pole skinWESTERN DIGITAL TECH INC·Filed 2020·Granted Jun 29, 2021·0 cites·20 claims
- 3664US8706201B2Apparatus and method for analysis of high frequency QRS complexesBEKER AMIR·Filed 2005·Granted Apr 22, 2014·8 cites·22 claims
- 3758US10762918B2MAMR write head with thermal dissipation conductive guideWESTERN DIGITAL TECH INC·Filed 2020·Granted Sep 1, 2020·0 cites·20 claims
- 3857US7277260B2Magnetic head spin valve structure with CoFeCu magnetic layer and ZnOx/TaOx cap layerHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Oct 2, 2007·2 cites·34 claims
- 3955US6937448B2Spin valve having copper oxide spacer layer with specified coupling field strength between multi-layer free and pinned layer structuresHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Aug 30, 2005·2 cites·8 claims
- 4055US6700754B2Oxidized copper (Cu) spacer between free and pinned layer for high performance spin valve applicationsIBM·Filed 2001·Granted Mar 2, 2004·6 cites·21 claims
- 4155US2008257714A1Method of making a tmr sensor having a tunnel barrier with graded oxygen contentHITACHI GLOBAL STORAGE TECH·Filed 2007·Application pending·0 cites
- 4253US8218271B2TMR sensor with a multilayered reference layerZELTSER ALEXANDER M·Filed 2009·Granted Jul 10, 2012·0 cites·22 claims
- 4352US7538988B2Method and apparatus having improved magnetic read head sensorsHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted May 26, 2009·1 cites·17 claims
- 4451US7650684B2Method for fabricating a magnetic head including a read sensorHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jan 26, 2010·1 cites·10 claims
- 4551US2025391427A1Shield Designs for Two Dimensional Magnetic Recording Read HeadsWESTERN DIGITAL TECH INC·Filed 2024·Application pending·0 cites
- 4646US9277300B2Passive connectivity optical moduleCOMPASS ELECTRO OPTICAL SYSTEMS LTD·Filed 2012·Granted Mar 1, 2016·0 cites·17 claims
- 4746US2009168271A1Dual-layer free layer in a tunneling magnetoresistance (tmr) element having different magnetic thicknessesMAURI DANIELE·Filed 2007·Application pending·0 cites
- 4845US8958176B2Write head pole laminate structureCHILDRESS JEFFREY R·Filed 2010·Granted Feb 17, 2015·0 cites·21 claims
- 4945US6913782B2Fabrication of self-aligned reflective/protective overlays on magnetoresistance sensors, and the sensorsHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Jul 5, 2005·2 cites·4 claims
- 5044US7198818B2Fabrication of self-aligned reflective/protective overlays on magnetoresistance sensorsHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Apr 3, 2007·0 cites·3 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →