Inventor · disambiguated record
Noboru Yamanaka
Also filed as: YAMANAKA NOBORU
33 granted patents·645 citations·filing 1991–2012
98Inventor score
Top patents by PatentIndex Score
33 records- 0197US8027110B1Apparatus for measuring magnetic field of microwave-assisted headTDK CORP·Filed 2010·Granted Sep 27, 2011·63 cites·12 claims
- 0293US5995329AHard magnetic disc unit having head gimbal assembliesTDK CORP·Filed 1998·Granted Nov 30, 1999·93 cites·4 claims
- 0391US8107352B1Microwave assisted magnetic headYAMANAKA NOBORU·Filed 2010·Granted Jan 31, 2012·32 cites·12 claims
- 0491US6631054B2Thin film magnetic head, a magnetic head device, a magnetic disk drive device, and a method for manufacturing a thin film magnetic deviceTDK CORP·Filed 2001·Granted Oct 7, 2003·38 cites·14 claims
- 0591US6487041B2Thin film magnetic head with interlayers of multi-layer poles widening to a constant width portion at a receded distanceTDK CORP·Filed 2001·Granted Nov 26, 2002·30 cites·4 claims
- 0690US6920020B2Thin-film merged magnetic head having a heat-generating layerTDK CORP·Filed 2003·Granted Jul 19, 2005·31 cites·14 claims
- 0788US7986481B2Magnetic reproducing method for suppressing low temperature noiseTDK CORP·Filed 2007·Granted Jul 26, 2011·14 cites·8 claims
- 0887US6075676AHead assembly including shorted head leads for preventing damage of head during manufacture of a magnetic storage systemFUJITSU LTD·Filed 1998·Granted Jun 13, 2000·60 cites·14 claims
- 0986US7872471B2Testing method of head element and magnetic recording and reproducing apparatus capable of head evaluatingTDK CORP·Filed 2007·Granted Jan 18, 2011·9 cites·11 claims
- 1084US7770438B2Head slider, glide height checking apparatus, and glide height checking methodTDK CORP·Filed 2007·Granted Aug 10, 2010·9 cites·15 claims
- 1183US6366428B1Thin film magnetic head, a magnetic head device and a magnetic disk driving deviceTDK CORP·Filed 2000·Granted Apr 2, 2002·22 cites·17 claims
- 1282US6381093B2Thin film magnetic head with magnetic films with increasing widths from a surface facing a recording mediumTDK CORP·Filed 1998·Granted Apr 30, 2002·37 cites·14 claims
- 1381US8358127B2Apparatus for measuring magnetic field of microwave-assisted headTDK CORP·Filed 2010·Granted Jan 22, 2013·4 cites·9 claims
- 1480US8085491B2Method of determining flying height of magnetic headANTOKU YOSUKE·Filed 2010·Granted Dec 27, 2011·7 cites·7 claims
- 1580US6577475B1Thin-film magnetic head having reduced yoke length and method of manufacturing sameTDK CORP·Filed 2000·Granted Jun 10, 2003·14 cites·24 claims
- 1678US8559123B2Magnetic recording device, magnetic recording method and magnetic recording medium for shingle write schemeHIRATA KEI·Filed 2010·Granted Oct 15, 2013·4 cites·12 claims
- 1778US6252748B1Thin film magnetic head with widening outer layer of multi-layer poleTDK CORP·Filed 1998·Granted Jun 26, 2001·27 cites·5 claims
- 1877US6198600B1Thin film magnetic head and manufacturing method thereofTDK CORP·Filed 1999·Granted Mar 6, 2001·33 cites·20 claims
- 1973US5978176AMagnetic head for a magnetic disk having a slider with indented portions for providing heat dissipationTDK CORP·Filed 1997·Granted Nov 2, 1999·27 cites·4 claims
- 2072US7031110B2Thin film magnetic head, magnetic head device and magnetic recording/reproducing deviceTDK CORP·Filed 2003·Granted Apr 18, 2006·8 cites·21 claims
- 2170US7420776B2Thin-film magnetic head, head gimbal assembly, and hard disk driveTDK CORP·Filed 2006·Granted Sep 2, 2008·1 cites·9 claims
- 2270US7187521B2Thin-film magnetic head, head gimbal assembly, and hard disk driveTDK CORP·Filed 2004·Granted Mar 6, 2007·6 cites·10 claims
- 2365US8680855B2Apparatus for measuring magnetic field of microwave-assisted headTDK CORP·Filed 2012·Granted Mar 25, 2014·1 cites·2 claims
- 2464US6963474B2Thin film magnetic head, magnetic head and magnetic disk driving deviceTDK CORP·Filed 2001·Granted Nov 8, 2005·5 cites·16 claims
- 2560US5718035AManufacturing method of thin film magnetic headsTDK CORP·Filed 1996·Granted Feb 17, 1998·26 cites·4 claims
- 2657US6469868B2Thin film magnetic head having a nonmagnetic conductive layer and method of manufacturing sameTDK CORP·Filed 1999·Granted Oct 22, 2002·12 cites·10 claims
- 2755US6965496B2Thin film magnetic head, magnetic head device and magnetic recording/reproducing deviceTDK CORP·Filed 2003·Granted Nov 15, 2005·2 cites·16 claims
- 2854US6144533AThin film magnetic headTDK CORP·Filed 1998·Granted Nov 7, 2000·11 cites·4 claims
- 2943US6493182B1Magnetic headTDK CORP·Filed 1998·Granted Dec 10, 2002·6 cites·38 claims
- 3039US6317291B1Thin-film magnetic head having improved data writing characteristics and a method of making the sameTDK CORP·Filed 1999·Granted Nov 13, 2001·4 cites·2 claims
- 3139US5768053AFlying magnetic head sliderTDK CORP·Filed 1996·Granted Jun 16, 1998·4 cites·4 claims
- 3238US6031696AThin-film magnetic head having conductive material contacting sides of the upper pole layer and an upper surface of the lower pole layerTDK CORP·Filed 1998·Granted Feb 29, 2000·3 cites·7 claims
- 3331US5236735AMethod of producing a thin film magnetic headTDK CORP·Filed 1991·Granted Aug 17, 1993·2 cites·7 claims
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