Inventor · disambiguated record
Kohei Ito
Also filed as: ITO KOHEI
36 granted patents·6 pending applications·273 citations·filing 1972–2023
97Inventor score
Top patents by PatentIndex Score
42 records- 0184US10826461B2Acoustic wave deviceTAIYO YUDEN KK·Filed 2017·Granted Nov 3, 2020·4 cites·9 claims
- 0281US9065322B2Inverter deviceITO KOHEI·Filed 2012·Granted Jun 23, 2015·5 cites·20 claims
- 0379US8826727B2Gas sensorKATO KENJI·Filed 2011·Granted Sep 9, 2014·3 cites·3 claims
- 0477US9018807B2Inverter deviceITO KOHEI·Filed 2012·Granted Apr 28, 2015·5 cites·25 claims
- 0577US7808161B2Piezoelectric ceramic composition and piezoelectric deviceNGK SPARK PLUG CO·Filed 2008·Granted Oct 5, 2010·4 cites·6 claims
- 0675US8160772B2Drive control apparatus, drive control method, drive control program, and recording mediumITO KOHEI·Filed 2006·Granted Apr 17, 2012·13 cites·8 claims
- 0773US5789902ABi-direction current control circuit for monitoring charge/discharge of a batteryHITACHI METALS LTD·Filed 1997·Granted Aug 4, 1998·63 cites·11 claims
- 0872US5854870AShort-wavelength laser light sourceHITACHI LTD·Filed 1993·Granted Dec 29, 1998·37 cites·34 claims
- 0971US5359452ALithium tantalate monocrystal, monocrystal substrate, and photo elementHITACHI METALS LTD·Filed 1993·Granted Oct 25, 1994·34 cites·32 claims
- 1067US8421450B2Current detection deviceITO KOHEI·Filed 2011·Granted Apr 16, 2013·2 cites·19 claims
- 1166US7952352B2Method of locally measuring mobility of protic solvent in sample, instrument of locally measuring mobility of protic solvent in sample, measuring instrument locally measuring behavior of protic solvent in sample based on magneticUNIV KEIO·Filed 2006·Granted May 31, 2011·6 cites·50 claims
- 1265US11274993B2Tire testing method and tire testing device for locating a position on a tire based on a reference point on the tire and a rotation origin of a spindleKOBE STEEL LTD·Filed 2018·Granted Mar 15, 2022·0 cites·9 claims
- 1365US8502435B2Piezoelectric ceramic composition and piezoelectric deviceYAMAZAKI MASATO·Filed 2008·Granted Aug 6, 2013·1 cites·4 claims
- 1464US8427133B2Current detection apparatusITO KOHEI·Filed 2009·Granted Apr 23, 2013·4 cites·10 claims
- 1563US9669837B2Hybrid vehicle including control device that releases clutch when resonance occurs in rotational shaftsTOYOTA MOTOR CO LTD·Filed 2016·Granted Jun 6, 2017·1 cites·7 claims
- 1663US8307927B2Rotating electrical machine control system and vehicle drive system including rotating electrical machine control systemTAGUCHI SHIN·Filed 2008·Granted Nov 13, 2012·7 cites·17 claims
- 1762US4992760AMagnetostatic wave device and chip thereforHITACHI METALS LTD·Filed 1988·Granted Feb 12, 1991·14 cites·13 claims
- 1859US2023273048A1Information processing apparatus, information processing system, information processing method, and programSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 1955US6331699B1Microwave heating apparatus requiring reduced power in a standby stateSHARP KK·Filed 1999·Granted Dec 18, 2001·20 cites·16 claims
- 2052US8398884B2Method for producing electrode material for fuel cell, electrode material for fuel cell, and fuel cell using the electrode material for fuel cellMASAO AKIHIRO·Filed 2008·Granted Mar 19, 2013·1 cites·7 claims
- 2151US12226840B2Rotary cutting tool cutting insert and rotary cutting toolSUMITOMO ELECTRIC HARDMETAL CORP·Filed 2020·Granted Feb 18, 2025·0 cites·13 claims
- 2250US11306817B2Control apparatus for vehicleTOYOTA MOTOR CO LTD·Filed 2021·Granted Apr 19, 2022·0 cites·6 claims
- 2350US6998591B2High frequency heating apparatus with displacement identifiable remaining heating duration and phase control based thereonSHARP KK·Filed 2003·Granted Feb 14, 2006·3 cites·16 claims
- 2447US10309467B2Vehicle, controller for vehicle, and control method for vehicleTOYOTA MOTOR CO LTD·Filed 2017·Granted Jun 4, 2019·0 cites·15 claims
- 2546US12123485B2Differential gearAISIN CORP·Filed 2021·Granted Oct 22, 2024·0 cites·3 claims
- 2645US5412502ASecond harmonic generating element and the production method thereofHITACHI METALS LTD·Filed 1993·Granted May 2, 1995·14 cites·17 claims
- 2745US2012249795A1Signal recognizing device, signal recognizing method and signal recognizing programITO KOHEI·Filed 2009·Application pending·0 cites
- 2844US5357898AMethod of producing single crystal and apparatus thereforHITACHI METALS LTD·Filed 1992·Granted Oct 25, 1994·6 cites·6 claims
- 2943US9880074B2Pressing load setting method of tire testing machineKOBE STEEL LTD·Filed 2015·Granted Jan 30, 2018·0 cites·4 claims
- 3043US8233054B2Scenery imaging apparatus, scenery imaging method, scenery imaging program, and computer-readable recording mediumFUJITA RYUJIRO·Filed 2006·Granted Jul 31, 2012·0 cites·11 claims
- 3143US2007120446A1Piezoelectric ceramic composition and piezoelectric element comprising the compositionNGK SPARK PLUG CO·Filed 2004·Application pending·0 cites
- 3242US7808237B2Method and instrument of locally measuring protic solvent content in samplesUNIV KEIO·Filed 2005·Granted Oct 5, 2010·0 cites·30 claims
- 3342US4031811AElectro-hydraulic pulse motorFUJITSU LTD·Filed 1972·Granted Jun 28, 1977·9 cites·2 claims
- 3438US2010033571A1Traffic information detector, traffic information detecting method, traffic information detecting program, and recording mediumPIONEER CORP·Filed 2006·Application pending·0 cites
- 3538US2011043635A1Vehicle driving evaluation apparatus and method, and computer programFUJITA RYUJIRO·Filed 2008·Application pending·0 cites
- 3638US2012010798A1Control device and control method for four-wheel drive vehicleITO KOHEI·Filed 2011·Application pending·0 cites
- 3735US5192928ACircuit element having ferrimagnetic film with deviated end surfaces for suppressing spurious magnetostatic wave resonance modesHITACHI METALS LTD·Filed 1991·Granted Mar 9, 1993·4 cites·10 claims
- 3835US5189383ACircuit element utilizing magnetostatic waveHITACHI METALS LTD·Filed 1991·Granted Feb 23, 1993·4 cites·5 claims
- 3934US5053734AMagnetostatic wave deviceHITACHI METALS LTD·Filed 1990·Granted Oct 1, 1991·4 cites·13 claims
- 4032USD1029058SCutting toolSUMITOMO ELECTRIC HARDMETAL CORP·Filed 2021·Granted May 28, 2024·0 cites·1 claims
- 4131US5371482AMagnetostatic wave device containing acoustic wave absorbing layerHITACHI METALS LTD·Filed 1992·Granted Dec 6, 1994·2 cites·4 claims
- 4231US5168254AMagnetostatic wave device with minimized higher order mode excitationsHITACHI METALS LTD·Filed 1990·Granted Dec 1, 1992·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →