Inventor · disambiguated record
Yasutaka Nishida
Also filed as: NISHIDA YASUTAKA
91 granted patents·22 pending applications·1,167 citations·filing 1993–2025
99Inventor score
Top patents by PatentIndex Score
113 records- 0198US7502189B2Apparatus, signal-processing circuit and device for magnetic recording systemHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Mar 10, 2009·156 cites·44 claims
- 0297US6710973B2Single pole type recording head including tapered edgesHITACHI LTD·Filed 2001·Granted Mar 23, 2004·113 cites·13 claims
- 0396US7443625B2Magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Oct 28, 2008·29 cites·10 claims
- 0496US7133252B2Single pole type recording head with trailing side tapered edgesHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Nov 7, 2006·51 cites·11 claims
- 0594US7006326B2Single pole type recording head with tapered edgesHITACHI LTD·Filed 2004·Granted Feb 28, 2006·54 cites·12 claims
- 0692US9355668B2Hard disk drive with contact detection using a spin torque oscillatorHGST Netherlands BV·Filed 2013·Granted May 31, 2016·16 cites·14 claims
- 0792US7450349B2Magnetic head with soft magnetic shield and magnetic storageHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Nov 11, 2008·16 cites·18 claims
- 0891US8848317B2Magnetic data recording system with mirror image asymmetric magnetic write elementsHGST Netherlands BV·Filed 2012·Granted Sep 30, 2014·15 cites·15 claims
- 0991US7518825B2Thin film magnetic head wherein at least one of a return pole, a first shield, and a second shield has a reverse taperHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Apr 14, 2009·13 cites·17 claims
- 1091US6657805B2Method of controlling read write operation of a magnetic disk apparatusHITACHI LTD·Filed 2001·Granted Dec 2, 2003·27 cites·7 claims
- 1190USD579763SSwivel hookYKK CORP·Filed 2008·Granted Nov 4, 2008·41 cites·1 claims
- 1289US8601652B2Side release buckleYKK CORP·Filed 2012·Granted Dec 10, 2013·9 cites·16 claims
- 1389US7709413B2Solid catalysts and fuel cell employing the solid catalystsKABUHSIKI KAISHA TOSHIBA·Filed 2008·Granted May 4, 2010·9 cites·9 claims
- 1489US7221530B2Magnetic head with high reliability of the data protection, magnetic disk apparatus including the magnetic head and the method of recording information on the magnetic disk apparatus without miserasing the previously recorded dataHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted May 22, 2007·8 cites·3 claims
- 1588US7830631B2Controlling an overshoot amplitude level based on a recording data pattern in a magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Nov 9, 2010·9 cites·12 claims
- 1688US6684466B2Three point release buckle assemblyYKK CORP AMERICA·Filed 2001·Granted Feb 3, 2004·42 cites·17 claims
- 1785US7545595B2Magnetic disk apparatus having an adjustable mechanism to compensate write or heat element for off-tracking position with yaw angleHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 9, 2009·5 cites·1 claims
- 1885US7096545B2BuckleYKK CORP·Filed 2004·Granted Aug 29, 2006·29 cites·5 claims
- 1985US7027248B2Magnetic disk apparatus having an adjustable mechanism to compensate write or heat element for off-tracking position with yaw angleHITACHI LTD·Filed 2003·Granted Apr 11, 2006·16 cites·21 claims
- 2085US6657813B2Perpendicular magnetic recording systemHITACHI LTD·Filed 2001·Granted Dec 2, 2003·18 cites·6 claims
- 2184US7817367B2Apparatus, signal-processing circuit and device for magnetic recording systemHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted Oct 19, 2010·4 cites·52 claims
- 2284US7259929B2Device and signal processing circuit for magnetic recording, magnetic recording apparatusHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 21, 2007·4 cites·14 claims
- 2383US8107180B2Hard-disk drive and control method for magnetic recording on a patterned medium of the hard-disk driveNISHIDA SHUJI·Filed 2009·Granted Jan 31, 2012·8 cites·9 claims
- 2483US7436611B2Method of servo writing for magnetic recording system, magnetic recording systemHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Oct 14, 2008·4 cites·23 claims
- 2583US7092181B2Magnetic recording apparatusHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 15, 2006·4 cites·3 claims
- 2683US6912100B2Device and signal processing circuit for magnetic recording, magnetic recording apparatusHITACHI LTD·Filed 2004·Granted Jun 28, 2005·12 cites·26 claims
- 2783US6741412B2Data recording/reproducing signal processing circuit for magnetic recording, and perpendicular magnetic recording/reproducing apparatus using itHITACHI LTD·Filed 2001·Granted May 25, 2004·13 cites·16 claims
- 2882US7213195B2Data decoding method and circuit and information recording and reproducing apparatus using the sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted May 1, 2007·4 cites·4 claims
- 2982US7075743B2Method of servo writing for magnetic recording system, magnetic recording systemHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Jul 11, 2006·12 cites·25 claims
- 3081US8522409B2Side release buckleYKK CORP·Filed 2012·Granted Sep 3, 2013·4 cites·20 claims
- 3181US7942355B2Self-propelled crusher and management system for self-propelled crusherKOMATSU MFG CO LTD·Filed 2007·Granted May 17, 2011·9 cites·6 claims
- 3280US8118246B2Mobile crusherYAMAGUCHI MASAHO·Filed 2009·Granted Feb 21, 2012·10 cites·13 claims
- 3379USD496302SBucklesYKK CORP·Filed 2003·Granted Sep 21, 2004·24 cites·1 claims
- 3479US2025359349A1Solar cell, method for manufacturing solar cell, multi-junction solar cell, solar cell module, and photovoltaic power generation systemTOSHIBA KK·Filed 2025·Application pending·0 cites
- 3578US11114224B2Magnet material, permanent magnet, motor, and power generatorTOSHIBA KK·Filed 2019·Granted Sep 7, 2021·0 cites·13 claims
- 3678US8583322B2Self-propelled crushing machine and method of controlling the sameYAMAGUCHI MASAHO·Filed 2009·Granted Nov 12, 2013·9 cites·17 claims
- 3777US7024617B2Data decoding method and circuit and information recording and reproducing apparatus using the sameHITACHI LTD·Filed 2002·Granted Apr 4, 2006·10 cites·7 claims
- 3877USD468664SCurved buckleYKK CORP AMERICA·Filed 2002·Granted Jan 14, 2003·23 cites·1 claims
- 3977US6304402B1Equalizer and magnetically recorded-signal reproducerHITACHI LTD·Filed 2000·Granted Oct 16, 2001·9 cites·5 claims
- 4076US7468852B2Method of demagnetizing magnetic recording medium and apparatus for carrying out sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Dec 23, 2008·3 cites·19 claims
- 4176US6940690B2Magnetic head with high reliability of the data protection, magnetic disk apparatus including the magnetic head and the method of recording information on the magnetic disk apparatus without miserasing the previously recorded dataHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Sep 6, 2005·9 cites·14 claims
- 4275US8042753B2Mobile crusherKOMATSU MFG CO LTD·Filed 2009·Granted Oct 25, 2011·6 cites·8 claims
- 4375US2024096452A1Molecular structure optimization system, molecular structure optimization method, and parameterized quantum circuitTOSHIBA KK·Filed 2023·Application pending·0 cites
- 4474US6141167ACompensating circuit, equalizer and magnetic recording/reproducing apparatus using the sameHITACHI LTD·Filed 1997·Granted Oct 31, 2000·25 cites·14 claims
- 4573US5970091AEqualizer having a processing unit for selecting a coefficient out of a coefficient tableHITACHI LTD·Filed 1996·Granted Oct 19, 1999·19 cites·12 claims
- 4673USD386110SStrap adjusterYKK CORP AMERICA·Filed 1996·Granted Nov 11, 1997·21 cites·1 claims
- 4772US7031086B2Magnetic recording apparatus, magnetic recording medium and magnetic recording methodHITACHI LTD·Filed 2003·Granted Apr 18, 2006·8 cites·8 claims
- 4871US6327112B1Adjacent track position detectable information storage apparatusHITACHI LTD·Filed 1999·Granted Dec 4, 2001·22 cites·12 claims
- 4971US6310741B1Magnetic disk apparatus with data track reassigning functionHITACHI LTD·Filed 1999·Granted Oct 30, 2001·19 cites·13 claims
- 5070US10243058B2Semiconductor device and electrical deviceTOSHIBA KK·Filed 2017·Granted Mar 26, 2019·1 cites·21 claims
Showing the top 50 of 113 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →