Inventor · disambiguated record
Hironori Araki
Also filed as: ARAKI HIRONORI
138 granted patents·4 pending applications·1,040 citations·filing 2002–2022
99Inventor score
Files withSASAKI YOSHITAKA71HEADWAY TECHNOLOGIES INC36ARAKI HIRONORI18HEADWAY TECH INC5IKEGAWA YUKINORI4
Top patents by PatentIndex Score
142 records- 0197US7375925B2Magnetic head for perpendicular magnetic recording and method of manufacturing sameHEADWAY TECHNOLOGIES INC·Filed 2005·Granted May 20, 2008·40 cites·29 claims
- 0296US11289117B1Magnetic head including spin torque oscillatorSASAKI YOSHITAKA·Filed 2021·Granted Mar 29, 2022·10 cites·13 claims
- 0396US8477452B2Magnetic head for perpendicular magnetic recording having a tapered main poleSASAKI YOSHITAKA·Filed 2010·Granted Jul 2, 2013·48 cites·6 claims
- 0496US8427781B1Magnetic head for perpendicular magnetic recording having a main pole and a shieldSASAKI YOSHITAKA·Filed 2012·Granted Apr 23, 2013·52 cites·9 claims
- 0596US7924528B2Magnetic head for perpendicular magnetic recording and method of manufacturing sameHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Apr 12, 2011·34 cites·33 claims
- 0696US7911883B2Near-field light generating element having two different anglesHEADWAY TECHNOLOGIES INC·Filed 2009·Granted Mar 22, 2011·28 cites·16 claims
- 0796US7518824B2Magnetic head for perpendicular magnetic recording that has a pole layer having a shape for easy forming, reducing track width and improved writing characteristicsHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Apr 14, 2009·29 cites·17 claims
- 0895US11211082B1Magnetic head including spin torque oscillatorSASAKI YOSHITAKA·Filed 2021·Granted Dec 28, 2021·7 cites·13 claims
- 0994US8194511B2Heat-assisted magnetic recording head with near-field light generating elementSASAKI YOSHITAKA·Filed 2010·Granted Jun 5, 2012·28 cites·7 claims
- 1094US7916425B2Magnetic head having angled pole portionsHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Mar 29, 2011·18 cites·24 claims
- 1194US7796361B2Magnetic head for perpendicular magnetic recording and method of manufacturing sameHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Sep 14, 2010·20 cites·27 claims
- 1293US8456968B1Thermally-assisted magnetic recording head having dual heat sink layersSASAKI YOSHITAKA·Filed 2012·Granted Jun 4, 2013·23 cites·6 claims
- 1393US8194510B2Heat-assisted magnetic recording head with near-field light generating elementSASAKI YOSHITAKA·Filed 2010·Granted Jun 5, 2012·23 cites·5 claims
- 1492US9230568B1Magnetic head for perpendicular magnetic recording including a coil having an inclined front end faceIKEGAWA YUKINORI·Filed 2015·Granted Jan 5, 2016·15 cites·9 claims
- 1591US11514931B1Magnetic head including main pole having top surface including first inclined portion, second inclined portion, and third inclined portion, and spin torque oscillatorARAKI HIRONORI·Filed 2022·Granted Nov 29, 2022·3 cites·10 claims
- 1691US8947986B1Heat sink for thermally assisted magnetic recording (TAMR)HEADWAY TECHNOLOGIES INC·Filed 2014·Granted Feb 3, 2015·14 cites·30 claims
- 1791US8867170B1Multilayer plasmon generatorSASAKI YOSHITAKA·Filed 2013·Granted Oct 21, 2014·16 cites·22 claims
- 1891US8760809B1Thermally-assisted magnetic recording head having a plasmon generatorSASAKI YOSHITAKA·Filed 2013·Granted Jun 24, 2014·14 cites·6 claims
- 1991US8614932B1Thermally-assisted magnetic recording head having a plasmon generatorSASAKI YOSHITAKA·Filed 2012·Granted Dec 24, 2013·17 cites·9 claims
- 2091US8493821B1Thermally-assisted magnetic recording head including a shieldSASAKI YOSHITAKA·Filed 2012·Granted Jul 23, 2013·15 cites·14 claims
- 2191US8345381B1Magnetic head for perpendicular magnetic recording having a return path sectionHEADWAY TECHNOLOGIES INC·Filed 2012·Granted Jan 1, 2013·15 cites·8 claims
- 2291US8345384B1Magnetic head for perpendicular magnetic recording having a main pole and a shieldHEADWAY TECHNOLOGIES INC·Filed 2011·Granted Jan 1, 2013·15 cites·9 claims
- 2391US8300357B1Magnetic head for perpendicular magnetic recording having a main pole and a shieldSASAKI YOSHITAKA·Filed 2011·Granted Oct 30, 2012·16 cites·11 claims
- 2491US8274759B1Magnetic head for perpendicular magnetic recording having a main pole and a shieldSASAKI YOSHITAKA·Filed 2011·Granted Sep 25, 2012·16 cites·7 claims
- 2591US7551394B2Magnetic head for perpendicular magnetic recording having a multilayer shield structure and method of manufacturing sameHEADWAY TECHNOLOGIES INC·Filed 2006·Granted Jun 23, 2009·13 cites·16 claims
- 2690US8830799B1Near-field light generator and thermally-assisted magnetic recording headSASAKI YOSHITAKA·Filed 2013·Granted Sep 9, 2014·13 cites·6 claims
- 2790US8482879B1Magnetic head for perpendicular magnetic recording having a return path sectionSASAKI YOSHITAKA·Filed 2012·Granted Jul 9, 2013·13 cites·5 claims
- 2890US8385019B1Magnetic head for perpendicular magnetic recording including a coil element located between the top surface of a main pole and an inclined surface of a shieldHEADWAY TECHNOLOGIES INC·Filed 2012·Granted Feb 26, 2013·14 cites·7 claims
- 2990US8270110B2Magnetic head for perpendicular magnetic recording having side shield layer and method of manufacturing sameARAKI HIRONORI·Filed 2008·Granted Sep 18, 2012·11 cites·8 claims
- 3090US7492555B2Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic headHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Feb 17, 2009·8 cites·2 claims
- 3189US9761253B1Thermally-assisted magnetic recording head including a main pole and a plasmon generatorSASAKI YOSHITAKA·Filed 2016·Granted Sep 12, 2017·10 cites·13 claims
- 3289US8711663B1Plasmon generator includes three metal layers for thermally-assisted magnetic recordingSASAKI YOSHITAKA·Filed 2013·Granted Apr 29, 2014·11 cites·10 claims
- 3389US8422166B1Magnetic head for perpendicular magnetic recording having a main pole and a shieldSASAKI YOSHITAKA·Filed 2012·Granted Apr 16, 2013·11 cites·6 claims
- 3489US8406089B2Heat-assisted magnetic recording head with laser diode fixed to sliderSASAKI YOSHITAKA·Filed 2009·Granted Mar 26, 2013·12 cites·22 claims
- 3589US7558020B2Thin-film magnetic head structure having a magnetic pole tip with an even width portion method of manufacturing thereof, and thin-film magnetic head having a magnetic pole tip with an even width portionHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Jul 7, 2009·20 cites·2 claims
- 3689US7336442B2Magnetic head and method of manufacturing same, and magnetic head substructureHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Feb 26, 2008·9 cites·43 claims
- 3788US8703619B2Taper-etching method and method of manufacturing near-field light generatorARAKI HIRONORI·Filed 2012·Granted Apr 22, 2014·8 cites·8 claims
- 3888US8395971B2Heat-assisted magnetic recording head with laser diode fixed to sliderSASAKI YOSHITAKA·Filed 2009·Granted Mar 12, 2013·8 cites·10 claims
- 3988US8139447B2Heat-assisted magnetic recording head with near-field light generating elementSASAKI YOSHITAKA·Filed 2009·Granted Mar 20, 2012·8 cites·10 claims
- 4087US10748559B1Magnetic head including spin torque oscillator and manufacturing method for the sameARAKI HIRONORI·Filed 2020·Granted Aug 18, 2020·3 cites·9 claims
- 4187US9489969B1Magnetic head including a main pole and a write shield to provide improved write characteristics without compromising the function of the write shieldIKEGAWA YUKINORI·Filed 2015·Granted Nov 8, 2016·9 cites·8 claims
- 4287US7870660B2Method of manufacturing magnetic head for perpendicular magnetic recordingHEADWAY TECHNOLOGIES INC·Filed 2009·Granted Jan 18, 2011·6 cites·32 claims
- 4387US7417825B2Thin film magnetic head structure, adapted to manufacture a thin film magnetic headHEADWAY TECHNOLOGIES INC·Filed 2004·Granted Aug 26, 2008·19 cites·12 claims
- 4486US9741377B1Thermally-assisted magnetic recording head including a main pole and a plasmon generatorHEADWAY TECH INC·Filed 2016·Granted Aug 22, 2017·8 cites·17 claims
- 4586US9472230B1Plasmon generator including a main body and a front protrusionSASAKI YOSHITAKA·Filed 2015·Granted Oct 18, 2016·8 cites·20 claims
- 4686US8498183B1Thermally-assisted magnetic recording head having a waveguide and a return path sectionSASAKI YOSHITAKA·Filed 2012·Granted Jul 30, 2013·8 cites·5 claims
- 4786US8169740B2Thin-film magnetic head structure and thin-film magnetic headSASAKI YOSHITAKA·Filed 2008·Granted May 1, 2012·5 cites·8 claims
- 4886US7843665B2Perpendicular magnetic recording head with nonmagnetic metal layer even with top face of pole layerHEADWAY TECHNOLOGIES INC·Filed 2006·Granted Nov 30, 2010·7 cites·22 claims
- 4985US10062402B1Waveguide including first and second layers and manufacturing method thereofARAKI HIRONORI·Filed 2017·Granted Aug 28, 2018·4 cites·12 claims
- 5085US9218827B1Thermally-assisted magnetic recording head including a return path sectionSASAKI YOSHITAKA·Filed 2014·Granted Dec 22, 2015·8 cites·11 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →