Inventor · disambiguated record
Takumi Yanagisawa
Also filed as: YANAGISAWA TAKUMI
17 granted patents·3 pending applications·103 citations·filing 2007–2013
92Inventor score
Top patents by PatentIndex Score
20 records- 0196US8437106B2Thin film magnetic head including spin-valve film with free layer magnetically connected with shieldYANAGISAWA TAKUMI·Filed 2010·Granted May 7, 2013·36 cites·19 claims
- 0293US8462467B2Thin film magnetic head including soft layer magnetically connected with shieldYANAGISAWA TAKUMI·Filed 2010·Granted Jun 11, 2013·17 cites·16 claims
- 0384US8891208B2CPP-type magnetoresistive element including a rear bias structure and lower shields with inclined magnetizationsTDK CORP·Filed 2013·Granted Nov 18, 2014·8 cites·20 claims
- 0484US8402635B2Method of manufacturing a magnetic head including shield layers which surround a MR elementDEGAWA NAOMICHI·Filed 2011·Granted Mar 26, 2013·12 cites·13 claims
- 0581US7808750B2Thin-film magnetic head comprising magneto-resistive effect device, and hard disk systemTDK CORP·Filed 2007·Granted Oct 5, 2010·11 cites·8 claims
- 0680US8896974B2Thin film magnetic head with side layers under compression stressTDK CORP·Filed 2013·Granted Nov 25, 2014·5 cites·15 claims
- 0775US7961441B2Exchange coupled film including hafnium and amorphous layers usable in a magnetoresistive element in a thin-film magnetic headTDK CORP·Filed 2008·Granted Jun 14, 2011·2 cites·9 claims
- 0874US8023214B2Rework method and apparatus of magnetic record medium, informationTDK CORP·Filed 2009·Granted Sep 20, 2011·2 cites·17 claims
- 0969US7978443B2Tunnel magnetoresistive effect element having a tunnel barrier layer of a crystalline insulation material and manufacturing method of tunnel magnetoresistive effect elementTDK CORP·Filed 2007·Granted Jul 12, 2011·4 cites·25 claims
- 1065US7780344B2Method for evaluating the deterioration of magneto-resistive effect deviceTDK CORP·Filed 2007·Granted Aug 24, 2010·4 cites·8 claims
- 1159US9129622B2CPP-type magnetoresistance effect element and magnetic disk deviceTDK CORP·Filed 2013·Granted Sep 8, 2015·1 cites·13 claims
- 1255US8677607B2Method of manufacturing magnetoresistive elementYANAGISAWA TAKUMI·Filed 2008·Granted Mar 25, 2014·0 cites·7 claims
- 1353US8552328B2Method of repairing the deterioration of magneto-resistive effect deviceYANAGISAWA TAKUMI·Filed 2007·Granted Oct 8, 2013·0 cites·10 claims
- 1451US8182705B2Method for producing thin film magnetic head having magnetoresistive effect elementTANAKA KOSUKE·Filed 2009·Granted May 22, 2012·0 cites·20 claims
- 1550US8018693B2Magnetic detector including magnetoresistive element and impact sensorTDK CORP·Filed 2009·Granted Sep 13, 2011·1 cites·10 claims
- 1650US7940042B2Method and apparatus for testing magnetoresistive effect elementTDK CORP·Filed 2009·Granted May 10, 2011·0 cites·16 claims
- 1749US8054587B2Magnetoresistive effect element, thin-film magnetic head with magnetoresistive effect read head element, and magnetic disk drive apparatus with thin-film magnetic headTDK CORP·Filed 2009·Granted Nov 8, 2011·0 cites·25 claims
- 1847US2009174971A1Cpp-type magneto resistive effect element having a pair of magnetic layersTSUCHIYA YOSHIHIRO·Filed 2008·Application pending·0 cites
- 1937US2011216432A1Magnetic head comprising two magnetic field sensing partTDK CORP·Filed 2010·Application pending·0 cites
- 2035US2012250189A1Magnetic head including side shield layers on both sides of a mr elementDEGAWA NAOMICHI·Filed 2011·Application pending·0 cites
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