Inventor · disambiguated record
Hirokazu Takahashi
Also filed as: TAKAHASHI HIROKAZU
126 granted patents·45 pending applications·1,649 citations·filing 1976–2025
99Inventor score
Top patents by PatentIndex Score
171 records- 0197US9934797B2Multilayer element including base multilayer body, magnetic sensor and microwave assisted magnetic headTDK CORP·Filed 2016·Granted Apr 3, 2018·33 cites·11 claims
- 0297US7901218B2Receptacle and a plug with fixtures to attach to substrates and engaging each other to form a power supply contactDDK LTD·Filed 2010·Granted Mar 8, 2011·62 cites·5 claims
- 0396US11977136B2Magnetic sensorTDK CORP·Filed 2023·Granted May 7, 2024·1 cites·10 claims
- 0496US10121497B1Magnetic recording head with spin torque oscillator layers satisfying width, thickness and angle relationship formulasTDK CORP·Filed 2017·Granted Nov 6, 2018·127 cites·16 claims
- 0596US9824701B2Microwave assisted magnetic recording head with spin torque oscillator corner angle relationship, head gimbal assembly, and magnetic recording deviceTDK CORP·Filed 2016·Granted Nov 21, 2017·35 cites·12 claims
- 0694US9377192B2CombustorHIRATA YOSHITAKA·Filed 2012·Granted Jun 28, 2016·18 cites·13 claims
- 0794US6329667B1Nitride semiconductor light emitting device and manufacturing method thereofPIONEER CORP·Filed 2000·Granted Dec 11, 2001·140 cites·7 claims
- 0893US10665375B2Spin current magnetization rotational element, spin-orbit-torque magnetoresistance effect element, magnetic memory, and high-frequency magnetic elementTDK CORP·Filed 2018·Granted May 26, 2020·4 cites·16 claims
- 0993US7593225B2Disk array systemHITACHI LTD·Filed 2008·Granted Sep 22, 2009·39 cites·16 claims
- 1093US7427206B2Card connectorDDK LTD·Filed 2007·Granted Sep 23, 2008·38 cites·9 claims
- 1192US12103088B2Holder, cutting tool, method for manufacturing machined product, and method for collecting dataKYOCERA CORP·Filed 2020·Granted Oct 1, 2024·3 cites·12 claims
- 1292US7042722B2Electronic equipmentHITACHI LTD·Filed 2004·Granted May 9, 2006·89 cites·15 claims
- 1391US8933330B2Coaxial cable and method of making the sameHAYASHISHITA TATSUNORI·Filed 2010·Granted Jan 13, 2015·10 cites·2 claims
- 1491US8763399B2Combustor having modified spacing of air blowholes in an air blowhole plateDODO SATOSHI·Filed 2010·Granted Jul 1, 2014·16 cites·10 claims
- 1591US7264710B2Process and apparatus for treating heavy oil with supercritical water and power generation system equipped with heavy oil treating apparatusHITACHI LTD·Filed 2002·Granted Sep 4, 2007·43 cites·8 claims
- 1690US11860251B2Magnetic sensorTDK CORP·Filed 2022·Granted Jan 2, 2024·1 cites·25 claims
- 1789US7611676B2Method for producing gas turbine fuel, and method and system for generating electric power by gas turbineHITACHI LTD·Filed 2006·Granted Nov 3, 2009·22 cites·7 claims
- 1889US7435330B2Heavy oil reforming method, an apparatus therefor, and gas turbine power generation systemHITACHI LTD·Filed 2003·Granted Oct 14, 2008·34 cites·8 claims
- 1989US2025298098A1Magnetic sensorTDK CORP·Filed 2025·Application pending·0 cites
- 2088US8607572B2Low NOx combustor for hydrogen-containing fuel and its operationKOIZUMI HIROMI·Filed 2010·Granted Dec 17, 2013·12 cites·12 claims
- 2188US5166804AReproduction apparatus designating audio and/or video signals to be reproducedCANON KK·Filed 1991·Granted Nov 24, 1992·44 cites·10 claims
- 2287US12392845B2Magnetic sensor including electrode disposed on inclined portion whose curvature changesTDK CORP·Filed 2024·Granted Aug 19, 2025·0 cites·9 claims
- 2387US9650961B2Gas turbine combustor including burner having plural gaseous fuel manifoldsMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted May 16, 2017·6 cites·6 claims
- 2487US2025093434A1Magnetic sensorTDK CORP·Filed 2024·Application pending·0 cites
- 2586US7540782B2Card connector and method for producing housing assemblyDDK LTD·Filed 2007·Granted Jun 2, 2009·13 cites·14 claims
- 2685US12189003B2Magnetic sensorTDK CORP·Filed 2023·Granted Jan 7, 2025·0 cites·26 claims
- 2785US7323640B2Shield cable, wiring component, and information apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Jan 29, 2008·30 cites·4 claims
- 2884US7046470B2Data storage systemHITACHI LTD·Filed 2004·Granted May 16, 2006·32 cites·21 claims
- 2983US7594387B2Modified fuel burning gas turbineHITACHI LTD·Filed 2005·Granted Sep 29, 2009·14 cites·4 claims
- 3082US7079563B2Semiconductor laser device and method of manufacturing the samePIONEER CORP·Filed 2003·Granted Jul 18, 2006·18 cites·32 claims
- 3181US7612993B1Card connectorDDK LTD·Filed 2008·Granted Nov 3, 2009·19 cites·4 claims
- 3280US8455761B2Coaxial cable and multicoaxial cableHAYASHISHITA TATSUNORI·Filed 2009·Granted Jun 4, 2013·9 cites·6 claims
- 3380US7591983B2Heavy oil treating method and heavy oil treating systemHITACHI LTD·Filed 2004·Granted Sep 22, 2009·19 cites·3 claims
- 3480US6671472B2Image forming apparatus, control method thereof and control program thereforCANON KK·Filed 2002·Granted Dec 30, 2003·25 cites·55 claims
- 3579US7672214B2Probe, recording apparatus, reproducing apparatus, and recording/reproducing apparatusPIONEER CORP·Filed 2005·Granted Mar 2, 2010·4 cites·20 claims
- 3678US11726150B2Magnetic sensorTDK CORP·Filed 2022·Granted Aug 15, 2023·0 cites·9 claims
- 3778US7911789B2Disk array systemHITACHI LTD·Filed 2009·Granted Mar 22, 2011·8 cites·10 claims
- 3878US7452241B2Card connectorDDK LTD·Filed 2007·Granted Nov 18, 2008·8 cites·16 claims
- 3978US5954541AElectrical connector and method for connecting cable to the sameDDK LTD·Filed 1997·Granted Sep 21, 1999·39 cites·7 claims
- 4077US10520196B2Cross fire tube with guide ring and angled cooling holesMITSUBISHI HITACHI POWER SYS·Filed 2017·Granted Dec 31, 2019·2 cites·9 claims
- 4177US6537839B2Nitride semiconductor light emitting device and manufacturing method thereofPIONEER CORP·Filed 2001·Granted Mar 25, 2003·25 cites·6 claims
- 4276USD562774SElectric connectorDDK LTD·Filed 2007·Granted Feb 26, 2008·22 cites·1 claims
- 4376US2025377418A1Magnetic sensor and manufacturing method thereofTDK CORP·Filed 2025·Application pending·0 cites
- 4476US2025377422A1Magnetic sensorTDK CORP·Filed 2025·Application pending·0 cites
- 4575US6301431B1Reproducing apparatusCANON KK·Filed 1999·Granted Oct 9, 2001·20 cites·4 claims
- 4675US6026272AImage forming apparatus having fixing apparatus with cleaning deviceCANON KK·Filed 1998·Granted Feb 15, 2000·25 cites·25 claims
- 4775US5834326AProcess for producing a luminous element of group III nitride semi-conductorPIONEER ELECTRONIC CORP·Filed 1996·Granted Nov 10, 1998·59 cites·13 claims
- 4874US6795471B2Group III nitride compound semiconductor laser and manufacturing method thereofPIONEER CORP·Filed 2002·Granted Sep 21, 2004·12 cites·15 claims
- 4973US7945962B2Information memory apparatus using probePIONEER CORP·Filed 2007·Granted May 17, 2011·4 cites·14 claims
- 5073US7312468B2Semiconductor light-emitting element and method of manufacturing the samePIONEER CORP·Filed 2003·Granted Dec 25, 2007·12 cites·23 claims
Showing the top 50 of 171 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →