Inventor · disambiguated record
Sharat Batra
Also filed as: BATRA SHARAT
37 granted patents·4 pending applications·1,458 citations·filing 1990–2017
98Inventor score
Files withSEAGATE TECHNOLOGY LLC16BATRA SHARAT4DIGITAL EQUIPMENT CORP4SEIGLER MICHAEL ALLEN3BENAKLI MOURAD2
Top patents by PatentIndex Score
41 records- 0199US8547659B1System for providing a transducer having a main coil and an additional coil separated from the main pole by a write shieldBAI ZHIGANG·Filed 2011·Granted Oct 1, 2013·163 cites·22 claims
- 0298US8514517B1Systems and methods for providing hybrid coils for magnetic write headsBATRA SHARAT·Filed 2011·Granted Aug 20, 2013·155 cites·11 claims
- 0398US8310901B1Method and system for providing separate write and optical modules in an energy assisted magnetic recording disk driveBATRA SHARAT·Filed 2010·Granted Nov 13, 2012·162 cites·34 claims
- 0498US6504675B1Perpendicular magnetic recording heads with write pole shaped to reduce skew effects during writingSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Jan 7, 2003·274 cites·20 claims
- 0597US7965464B2Heat-assisted magnetic recording with shaped magnetic and thermal fieldsSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Jun 21, 2011·48 cites·18 claims
- 0696US8289650B2HAMR recording head having a sloped wall poleSEIGLER MICHAEL ALLEN·Filed 2007·Granted Oct 16, 2012·34 cites·19 claims
- 0795US10127933B2Multi-track reader for improved signal to noise ratioWESTERN DIGITAL TECH INC·Filed 2017·Granted Nov 13, 2018·16 cites·20 claims
- 0895US8405932B2HAMR recording head having a sloped wall poleSEIGLER MICHAEL ALLEN·Filed 2012·Granted Mar 26, 2013·28 cites·20 claims
- 0995US7212367B2Ampere wire write head with confined magnetic fieldsSEAGATE TECHNOLOGY LLC·Filed 2004·Granted May 1, 2007·56 cites·30 claims
- 1094US8159769B2Heat-assisted magnetic recording with shaped magnetic and thermal fields to minimize transition curvatureBATRA SHARAT·Filed 2011·Granted Apr 17, 2012·22 cites·20 claims
- 1194US6621664B1Perpendicular recording head having integrated read and write portionsSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Sep 16, 2003·64 cites·8 claims
- 1294US5157570AMagnetic pole configuration for high density thin film recording headDIGITAL EQUIPMENT CORP·Filed 1990·Granted Oct 20, 1992·66 cites·38 claims
- 1392US6813115B2Perpendicular magnetic recording head with improved write field gradientSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Nov 2, 2004·49 cites·20 claims
- 1491US6728065B2Single pole magnetic recording head for perpendicular magnetic recordingSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Apr 27, 2004·41 cites·26 claims
- 1591US5314596AProcess for fabricating magnetic film recording head for use with a magnetic recording mediaDIGITAL EQUIPMENT CORP·Filed 1992·Granted May 24, 1994·48 cites·19 claims
- 1690US8472136B2Write pole with a synthesized low magnetization shieldBATRA SHARAT·Filed 2009·Granted Jun 25, 2013·9 cites·20 claims
- 1788US8395867B2Magnetic sensor with a recessed reference layer assembly and a front shieldDIMITROV DIMITAR VELIKOV·Filed 2009·Granted Mar 12, 2013·16 cites·20 claims
- 1888US7099121B2Perpendicular magnetic recording head having a reduced field under the return pole and minimal eddy current lossesSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Aug 29, 2006·25 cites·18 claims
- 1985US6807032B1Magnetic read head wherein the shields are used as electrical leads and have a minimized anisotropic magneto-resistance effectSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Oct 19, 2004·20 cites·14 claims
- 2084US9159339B2Wire and wire lead designs for a wire-assisted magnetic write deviceSCHOLZ WERNER·Filed 2007·Granted Oct 13, 2015·8 cites·18 claims
- 2184US8289647B2Magnetic recording head with notched shieldBENAKLI MOURAD·Filed 2010·Granted Oct 16, 2012·6 cites·9 claims
- 2283US9741369B2Multi-track reader for improved signal to noise ratioWESTERN DIGITAL TECH INC·Filed 2014·Granted Aug 22, 2017·5 cites·23 claims
- 2383US6707642B1Longitudinal magnetic recording head with reduced side fringingSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Mar 16, 2004·16 cites·12 claims
- 2482US9230578B2Multiple readers for high resolution and SNR for high areal density applicationHGST Netherlands BV·Filed 2013·Granted Jan 5, 2016·5 cites·19 claims
- 2582US6777113B2Multilayer films for optimized soft underlayer magnetic properties of dual layer perpendicular recording mediaSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Aug 17, 2004·26 cites·17 claims
- 2681US5267112AThin film read/write head for minimizing erase fringing and method of making the sameDIGITAL EQUIPMENT CORP·Filed 1991·Granted Nov 30, 1993·46 cites·7 claims
- 2777US9355661B2Integrated head for heat assisted magnetic recordingSEAGATE TECHNOLOGY LLC·Filed 2015·Granted May 31, 2016·3 cites·20 claims
- 2876US6574072B1Perpendicular magnetic recording head with radial magnetic field generator which reduces noise from soft magnetic underlayer of recording diskSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Jun 3, 2003·10 cites·23 claims
- 2974US9117464B1Methods for manufacturing hybrid coils for magnetic write heads used in storage systemsWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted Aug 25, 2015·2 cites·18 claims
- 3067US8289648B2Magnetic recording head with layered structure in write gapKIEF MARK THOMAS·Filed 2009·Granted Oct 16, 2012·2 cites·20 claims
- 3165US5483402AMagneto resistive head having symmetric off-track performance profileQUANTUM CORP·Filed 1994·Granted Jan 9, 1996·24 cites·15 claims
- 3260US9135932B2Integrated head for heat assisted magnetic recordingSEIGLER MICHAEL ALLEN·Filed 2007·Granted Sep 15, 2015·0 cites·30 claims
- 3354US8717707B2Magnetic recording head with notched shieldBENAKLI MOURAD·Filed 2012·Granted May 6, 2014·0 cites·18 claims
- 3453US6985339B2Disc drive having electromagnetic biased shieldless CPP readerSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Jan 10, 2006·2 cites·20 claims
- 3549US2008117545A1Data storage system with field assist sourceSEAGATE TECHNOLOGY LLC·Filed 2006·Application pending·0 cites
- 3647US2008112087A1WAMR writer with an integrated spin momentum transfer driven oscillator for generating a microwave assist fieldSEAGATE TECHNOLOGY LLC·Filed 2006·Application pending·0 cites
- 3745US5331496AThin-film magnetic transducer with a multitude of magnetic flux interactionsDIGITAL EQUIPMENT CORP·Filed 1992·Granted Jul 19, 1994·5 cites·15 claims
- 3839US9299370B1MIMO read head with soft bias and split shieldHGST Netherlands BV·Filed 2015·Granted Mar 29, 2016·0 cites·21 claims
- 3939US2003128633A1Heat assisted magnetic recording head with hybrid write poleSEAGATE TECHNOLOGY LLC·Filed 2002·Application pending·0 cites
- 4037US2002071208A1Perpendicular magnetic recording head to reduce side writingFiled 2001·Application pending·0 cites
- 4136US5418668AThin-film magnetic transducer with multiple yoke-coil interactions and elongated lateral yoke viasQUANTUM CORP·Filed 1993·Granted May 23, 1995·2 cites·7 claims
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