Inventor · disambiguated record
Albert John Wallash
Also filed as: WALLASH ALBERT · WALLASH ALBERT J · WALLASH ALBERT JOHN
55 granted patents·5 pending applications·1,373 citations·filing 1994–2020
99Inventor score
Top patents by PatentIndex Score
60 records- 0198US5465186AShorted magnetoresistive head leads for electrical overstress and electrostatic discharge protection during manufacture of a magnetic storage systemIBM·Filed 1994·Granted Nov 7, 1995·210 cites·37 claims
- 0297US5508866AMagnetoresistive sensor having exchange-coupled stabilization for transverse bias layerIBM·Filed 1994·Granted Apr 16, 1996·97 cites·25 claims
- 0396US5761009AHaving parastic shield for electrostatic discharge protectionIBM·Filed 1995·Granted Jun 2, 1998·88 cites·14 claims
- 0496US5491605AShorted magnetoresistive head elements for electrical overstress and electrostatic discharge protectionIBM·Filed 1994·Granted Feb 13, 1996·101 cites·9 claims
- 0594US8570684B1Implementing integrated spin-torque oscillator and interface bias control for hard disk drivesHGST Netherlands BV·Filed 2012·Granted Oct 29, 2013·25 cites·22 claims
- 0694US5587857ASilicon chip with an integrated magnetoresistive head mounted on a sliderIBM·Filed 1994·Granted Dec 24, 1996·64 cites·14 claims
- 0792US9117474B1Implementing write head device for contact detection and spacing sensingHGST Netherlands BV·Filed 2014·Granted Aug 25, 2015·18 cites·20 claims
- 0892US5644454AElectrostatic discharge protection system for MR headsIBM·Filed 1996·Granted Jul 1, 1997·67 cites·21 claims
- 0991US5712747AThin film slider with on-board multi-layer integrated circuitIBM·Filed 1996·Granted Jan 27, 1998·57 cites·19 claims
- 1091US5492720AMethod of manufacturing a magnetoresistive sensorIBM·Filed 1995·Granted Feb 20, 1996·63 cites·15 claims
- 1188US9717140B2Shielded patterned ground structure filter for EMI reductionWESTERN DIGITAL TECH INC·Filed 2015·Granted Jul 25, 2017·6 cites·33 claims
- 1288US8508887B2Reducing recession by heating a magnetic tape headWALLASH ALBERT·Filed 2009·Granted Aug 13, 2013·9 cites·11 claims
- 1388US5757590AFusible-link removable shorting of magnetoresistive heads for electrostatic discharge protectionIBM·Filed 1997·Granted May 26, 1998·44 cites·8 claims
- 1488US5638237AFusible-link removable shorting of magnetoresistive heads for electrostatic discharge protectionIBM·Filed 1995·Granted Jun 10, 1997·43 cites·8 claims
- 1587US10411670B2Compact broadband common-mode filterWESTERN DIGITAL TECH INC·Filed 2017·Granted Sep 10, 2019·5 cites·23 claims
- 1687US5710682AElectrostatic discharge protection system for MR headsIBM·Filed 1997·Granted Jan 20, 1998·45 cites·16 claims
- 1786US9786331B1Shielded three-layer patterned ground structureWESTERN DIGITAL TECH INC·Filed 2016·Granted Oct 10, 2017·4 cites·22 claims
- 1885US6081409ATiC MR-head magnetic shield dummy shield spark gapIBM·Filed 1997·Granted Jun 27, 2000·28 cites·19 claims
- 1985US6054330AMethod for protecting a magnetoresistive sensor elementIBM·Filed 1997·Granted Apr 25, 2000·33 cites·10 claims
- 2084US8248725B2System and method to electrically ground fluid dynamic bearingsHENDRIKS FERDINAND·Filed 2007·Granted Aug 21, 2012·12 cites·8 claims
- 2184US5559051AProcess for manufacturing a silicon chip with an integrated magnetoresistive head mounted on a sliderIBM·Filed 1994·Granted Sep 24, 1996·31 cites·11 claims
- 2281US5777829AMethod and apparatus for providing electrostatic discharge protection for an inductive coil of a magnetic transducerIBM·Filed 1996·Granted Jul 7, 1998·34 cites·35 claims
- 2381US5603156ALapping process for minimizing shorts and element recession at magnetic head air bearing surfaceIBM·Filed 1994·Granted Feb 18, 1997·44 cites·3 claims
- 2478US10244618B2Patterned ground structure filter designs with improved performanceWESTERN DIGITAL TECH INC·Filed 2017·Granted Mar 26, 2019·2 cites·13 claims
- 2578US5771571AMethod for manufacturing thin film slider with on-board multi-layer integrated circuitIBM·Filed 1997·Granted Jun 30, 1998·27 cites·11 claims
- 2678US5735036ALapping process for minimizing shorts and element recession at magnetic head air bearing surfaceIBM·Filed 1995·Granted Apr 7, 1998·50 cites·15 claims
- 2776US5523898APartial MR sensor bias current during writeIBM·Filed 1994·Granted Jun 4, 1996·23 cites·11 claims
- 2875US8004795B2Magnetic head design having reduced susceptibility to electrostatic discharge from media surfacesHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Aug 23, 2011·2 cites·19 claims
- 2974US10285259B2Solenoid filter built into a printed circuit boardWESTERN DIGITAL TECH INC·Filed 2017·Granted May 7, 2019·2 cites·14 claims
- 3074US6359750B1Data storage system with TiC MR-head magnetic shield dummy shield spark gapIBM·Filed 1999·Granted Mar 19, 2002·17 cites·20 claims
- 3172US7474510B1Disk drive head reset for parked head using closely spaced magnetSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Jan 6, 2009·2 cites·26 claims
- 3271US9036306B1Grounding for a hard disk drive suspension tailHGST Netherlands BV·Filed 2013·Granted May 19, 2015·2 cites·21 claims
- 3369US8264233B2Magnetoresistive electrostatic discharge (ESD) detectorWALLASH ALBERT·Filed 2009·Granted Sep 11, 2012·5 cites·12 claims
- 3469US7957083B2Method for early detection of magnetic head degradation due to carbon overcoat wearHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Jun 7, 2011·1 cites·9 claims
- 3569US7505229B1Disk drive flex cable with ESD contact padMAXTOR CORP·Filed 2005·Granted Mar 17, 2009·1 cites·39 claims
- 3669US6905350B1Two-step electrical connector and method using high resistance path for electrostatic dischargeMAXTOR CORP·Filed 2003·Granted Jun 14, 2005·19 cites·50 claims
- 3766US11477881B2Spark gap electrostatic discharge (ESD) protection for memory cardsSANDISK TECHNOLOGIES LLC·Filed 2019·Granted Oct 18, 2022·1 cites·20 claims
- 3866US9196266B1Integrated lead suspension (ILS) for two-dimensional magnetic recording (TDMR) disk driveHGST Netherlands BV·Filed 2014·Granted Nov 24, 2015·1 cites·11 claims
- 3966US8274756B2Use of carbon nanotubes to form conductive gaskets deployed in sensitive environmentsWALLASH ALBERT·Filed 2009·Granted Sep 25, 2012·1 cites·13 claims
- 4065US9117469B1Suspension design with split substrate for improved interference signal immunityHGST Netherlands BV·Filed 2014·Granted Aug 25, 2015·1 cites·16 claims
- 4164US6288880B1Method of making TiC MR-head magnetic shield dummy shield spark gapIBM·Filed 1999·Granted Sep 11, 2001·11 cites·11 claims
- 4261US6498696B1Unipolar last write which improves magnetic stabilityIBM·Filed 2000·Granted Dec 24, 2002·3 cites·3 claims
- 4361US5867888AMagnetic head/silicon chip integration methodIBM·Filed 1996·Granted Feb 9, 1999·14 cites·6 claims
- 4460US5768068AHead/suspension design having fewer signal wires and making the sameFiled 1996·Granted Jun 16, 1998·15 cites·30 claims
- 4557US8873231B2Electronic device enclosure configured to shield against electromagnetic interferenceAJMANI RAVINDER SINGH·Filed 2010·Granted Oct 28, 2014·2 cites·25 claims
- 4655US5664319AMagnetic reinitialization of thin film magnetoresistive reproducing heads at the suspension level of media drive manufacturingIBM·Filed 1995·Granted Sep 9, 1997·10 cites·38 claims
- 4753US7187512B1Method and system for actively controlling and reducing induced electrostatic voltage on a magnetic storage diskMAXTOR CORP·Filed 2004·Granted Mar 6, 2007·1 cites·30 claims
- 4853US6169639B1Unipolar last write for improved magnetic stabilityIBM·Filed 1998·Granted Jan 2, 2001·7 cites·12 claims
- 4952US7595949B1Method for active cancellation of write-to-read crosstalkMAXTOR CORP·Filed 2004·Granted Sep 29, 2009·3 cites·30 claims
- 5050US2009296270A1Thermal flyheight control heater preconditioningJIN ZHEN·Filed 2008·Application pending·0 cites
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