Inventor · disambiguated record
Kiyoshi Noguchi
Also filed as: NOGUCHI KIYOSHI
49 granted patents·2 pending applications·787 citations·filing 1982–2012
98Inventor score
Top patents by PatentIndex Score
51 records- 0199US6773515B2FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structuresHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Aug 10, 2004·120 cites·11 claims
- 0297US7262941B2FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structuresHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Aug 28, 2007·108 cites·22 claims
- 0396US7876534B2Magneto-resistive effect device of the CPP type, and magnetic disk systemTDK CORP·Filed 2008·Granted Jan 25, 2011·28 cites·11 claims
- 0496US5862022AFerromagnetic tunnel junction, magnetoresistive element and magnetic headTDK CORP·Filed 1997·Granted Jan 19, 1999·128 cites·52 claims
- 0594US7615996B1Examination method for CPP-type magnetoresistance effect element having two free layersTDK CORP·Filed 2009·Granted Nov 10, 2009·30 cites·15 claims
- 0694US4596735AMagnetic recording medium and method for makingTDK CORP·Filed 1984·Granted Jun 24, 1986·44 cites·32 claims
- 0791US7239480B2Thin film magnetic head having an upper pole portion with a width that increases towards an absTDK CORP·Filed 2005·Granted Jul 3, 2007·15 cites·12 claims
- 0890US8000063B2Magneto-resistive element, thin film magnetic head, magnetic head device, and magnetic recording/reproducing apparatusTDK CORP·Filed 2007·Granted Aug 16, 2011·10 cites·30 claims
- 0989US8264916B1Microwave assisted magnetic head and magnetic disk deviceAOYAMA TSUTOMU·Filed 2011·Granted Sep 11, 2012·14 cites·9 claims
- 1089US6581272B1Method for forming a bottom spin valve magnetoresistive sensor elementHEADWAY TECHNOLOGIES INC·Filed 2002·Granted Jun 24, 2003·24 cites·22 claims
- 1187US8488282B2Magnetic sensor, magnetic detector, and magnetic headSASAKI TOMOYUKI·Filed 2011·Granted Jul 16, 2013·9 cites·11 claims
- 1287US7663845B2Current-perpendicular-to-plane magneto-resistive element including multilayer lower magnetic shielding filmTDK CORP·Filed 2006·Granted Feb 16, 2010·7 cites·12 claims
- 1387US4758471AMagnetic recording mediumTDK CORP·Filed 1986·Granted Jul 19, 1988·33 cites·8 claims
- 1486US8300346B2Microwave assisted magnetic headIKEDA HIROSHI·Filed 2010·Granted Oct 30, 2012·9 cites·27 claims
- 1586US7558027B2Magnetic field sensor provided with an upper shield layer having portions with different magnetostrictionTDK CORP·Filed 2006·Granted Jul 7, 2009·7 cites·11 claims
- 1686US5958611AMagnetic multilayered film, magnetoresistance effect element and magnetoresistance deviceTDK CORP·Filed 1997·Granted Sep 28, 1999·47 cites·19 claims
- 1785US7542233B2Perpendicular magnetic recording element, thin film magnetic head, magnetic head device, and magnetic recording/reproducing apparatus for reducing deleterious effects of external magnetic fieldsTDK CORP·Filed 2006·Granted Jun 2, 2009·6 cites·7 claims
- 1883US8279548B2Microwave oscillating element and thin film magnetic head therewithTSUCHIYA YOSHIHIRO·Filed 2010·Granted Oct 2, 2012·7 cites·18 claims
- 1982US8243387B2Magnetic head with plated magnetic film formed on PdNi alloy electrode filmYAMAGUCHI ATSUSHI·Filed 2007·Granted Aug 14, 2012·5 cites·26 claims
- 2080US8872514B2Magnetic sensor, magnetic detector, and magnetic headSASAKI TOMOYUKI·Filed 2011·Granted Oct 28, 2014·4 cites·21 claims
- 2178US7859792B2Magnetic head with a recording element including a non-magnetic film and a magnetic pole film of an electrode and plated film formed in a depression of the magnetic pole filmTDK CORP·Filed 2007·Granted Dec 28, 2010·3 cites·25 claims
- 2278US4550062AMagnetic recording mediumTDK CORP·Filed 1983·Granted Oct 29, 1985·19 cites·24 claims
- 2377US7463449B2Magnetic head for perpendicular magnetic recording, head gimbal assembly, head arm assembly and magnetic disk driveTDK CORP·Filed 2005·Granted Dec 9, 2008·3 cites·9 claims
- 2474US7848055B2Magnetic head with an electrode film including different film thicknessesTDK CORP·Filed 2007·Granted Dec 7, 2010·2 cites·24 claims
- 2574US6909583B2FeTa nano-oxide layer in pinned layer for enhancement of giant magnetoresistance in bottom spin valve structuresHEADWAY TECHNOLOGIES INC·Filed 2003·Granted Jun 21, 2005·8 cites·17 claims
- 2673US8154828B2Magnetoresistive effect element in CPP-type structure and magnetic disk deviceTSUCHIYA YOSHIHIRO·Filed 2009·Granted Apr 10, 2012·4 cites·7 claims
- 2773US5968676AMagnetoresistance effect film and magnetoresistance effect type headTDK CORP·Filed 1997·Granted Oct 19, 1999·25 cites·25 claims
- 2872US8031426B2Thin-film magnetic head having microwave magnetic exciting function and magnetic recording and reproducing apparatusTDK CORP·Filed 2010·Granted Oct 4, 2011·4 cites·10 claims
- 2971US7872831B2Thin-film magnetic head having a recording head portion configured to record magnetic information on a patterned media, head gimbal assembly, and hard disk systemTDK CORP·Filed 2007·Granted Jan 18, 2011·3 cites·8 claims
- 3070US7684151B2Soft magnetic film and method of manufacturing same, thin-film magnetic head and method of manufacturing same, head arm assembly and magnetic disk driveTDK CORP·Filed 2006·Granted Mar 23, 2010·1 cites·9 claims
- 3167US8174937B2Thin-film magnetic head having microwave magnetic exciting function and magnetic recording and reproducing apparatusIKEDA HIROSHI·Filed 2009·Granted May 8, 2012·1 cites·13 claims
- 3267US7312951B2Magnetic head for perpendicular magnetic recordingTDK CORP·Filed 2005·Granted Dec 25, 2007·1 cites·18 claims
- 3365US8426929B2Spin transport type magnetic sensorSASAKI TOMOYUKI·Filed 2012·Granted Apr 23, 2013·1 cites·11 claims
- 3462US8492809B2Spin injection electrode structure, spin transport element, and spin transport deviceSASAKI TOMOYUKI·Filed 2011·Granted Jul 23, 2013·2 cites·11 claims
- 3561US4816933AMagnetic recording medium of particular coercive force, filling ratio, and protrusions and recording/reproducing method thereforTDK CORP·Filed 1985·Granted Mar 28, 1989·13 cites·50 claims
- 3660US7881021B2CPP type magnetoresistive device with biasing arrangement for ferromagnetic layers having respective magnetizations orthogonal to one another, and magnetic disk system using sameTDK CORP·Filed 2008·Granted Feb 1, 2011·3 cites·12 claims
- 3756US7359146B2Perpendicular magnetic recording element having stacked FM and AFM films applying magnetic bias along easy axis of soft magnetic filmTDK CORP·Filed 2004·Granted Apr 15, 2008·2 cites·6 claims
- 3853US8184395B2Magnetic recording and reproducing apparatus with thin-film magnetic head having microwave magnetic exciting functionIKEDA HIROSHI·Filed 2009·Granted May 22, 2012·0 cites·7 claims
- 3952US7440238B2Thin film magnetic head, method of manufacturing the same, and magnetic recording apparatusTDK CORP·Filed 2006·Granted Oct 21, 2008·0 cites·8 claims
- 4051US7679861B2Magnetic head for perpendicular magnetic recording with controlled state of magnetization of the end face of the pole layerTDK CORP·Filed 2006·Granted Mar 16, 2010·0 cites·10 claims
- 4149US7372667B2Thin-film magnetic head, head gimbal assembly with thin-film magnetic head, head arm assembly with head gimbal assembly, magnetic disk drive apparatus with head gimbal assembly and manufacturing method of thin-film magnetic headTDK CORP·Filed 2005·Granted May 13, 2008·0 cites·13 claims
- 4246US4594296AMagnetic recording mediumTDK CORP·Filed 1983·Granted Jun 10, 1986·8 cites·7 claims
- 4345US4599280AMagnetic recording mediumTDK CORP·Filed 1984·Granted Jul 8, 1986·10 cites·17 claims
- 4445US4548871AMagnetic recording mediumTDK CORP·Filed 1983·Granted Oct 22, 1985·8 cites·8 claims
- 4544US7817374B2Thin film device with lead conductor film of increased surface areaTDK CORP·Filed 2007·Granted Oct 19, 2010·0 cites·28 claims
- 4643US7321480B2Thin-film magnetic head having magnetic layers of different thicknesses and fabrication method for sameTDK CORP·Filed 2004·Granted Jan 22, 2008·0 cites·6 claims
- 4742US4540600AProcess for producing a magnetic recording mediumTDK CORP·Filed 1984·Granted Sep 10, 1985·7 cites·4 claims
- 4842US4400444AMagnetic recording media and process of producing themTDK ELECTRONICS CO LTD·Filed 1982·Granted Aug 23, 1983·4 cites·3 claims
- 4942US2011211038A1Image composing apparatusSANYO ELECTRIC CO·Filed 2011·Application pending·0 cites
- 5041US7248435B2Thin-film magnetic head with gap and pole portion layers having cross sections of the same shapes and predetermined parameter rangesTDK CORP·Filed 2004·Granted Jul 24, 2007·0 cites·3 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →