Inventor · disambiguated record
Yutaka Hotta
Also filed as: HOTTA YUTAKA
54 granted patents·7 pending applications·1,161 citations·filing 1989–2022
98Inventor score
Top patents by PatentIndex Score
61 records- 0198US6323613B1Drive unit with two coolant circuits for electric motorAISIN AW CO·Filed 2000·Granted Nov 27, 2001·169 cites·14 claims
- 0298US6201365B1Drive unit with coolant flow through a space separating an inverter from a casing housing an electric motorAISIN AW CO·Filed 2000·Granted Mar 13, 2001·140 cites·14 claims
- 0398US5127485AElectric motorized wheel with integral motorized cooling oil pumpAISIN AW CO·Filed 1989·Granted Jul 7, 1992·149 cites·6 claims
- 0496US9948219B2Rotating electrical machine control deviceAISIN AW CO·Filed 2015·Granted Apr 17, 2018·9 cites·8 claims
- 0595US9254871B2Vehicular instrument-mounting structureHOTTA KOJI·Filed 2012·Granted Feb 9, 2016·31 cites·6 claims
- 0694US10404188B2Power conversion devicesAISIN AW CO·Filed 2016·Granted Sep 3, 2019·7 cites·16 claims
- 0793US9358870B2Vehicle drive deviceAISIN AW CO·Filed 2013·Granted Jun 7, 2016·23 cites·20 claims
- 0892US8875825B2Power control unitASAKURA KEN·Filed 2012·Granted Nov 4, 2014·23 cites·7 claims
- 0991US6653008B1Fuel cell apparatusTOYOTA MOTOR CO LTD·Filed 2000·Granted Nov 25, 2003·53 cites·10 claims
- 1091US5176213ADriving force distribution system for hybrid vehiclesAISIN AW CO·Filed 1990·Granted Jan 5, 1993·101 cites·3 claims
- 1188US9172100B2Fuel cell systemHOTTA YUTAKA·Filed 2012·Granted Oct 27, 2015·6 cites·7 claims
- 1288US6166498ADrive unit for hybrid vehiclesAISIN AW CO·Filed 1999·Granted Dec 26, 2000·125 cites·20 claims
- 1387US7977830B2Structure for mounting vehicle driving apparatusTOYOTA MOTOR CO LTD·Filed 2007·Granted Jul 12, 2011·15 cites·6 claims
- 1485US8811050B2Inverter device relay-connecting memberHOTTA YUTAKA·Filed 2010·Granted Aug 19, 2014·8 cites·8 claims
- 1583US11404363B2Connection terminal unitAISIN CORP·Filed 2019·Granted Aug 2, 2022·4 cites·20 claims
- 1683US8829669B2Semiconductor deviceHOTTA YUTAKA·Filed 2011·Granted Sep 9, 2014·7 cites·8 claims
- 1783US5162685ARotor for a revolving-field type motorAISIN AW CO·Filed 1991·Granted Nov 10, 1992·53 cites·2 claims
- 1882US8148859B2Cooling structure for inverter and capacitor accommodated integrally with motor in housing of motor, motor unit with cooling structure, and housingYOSHIDA TADAFUMI·Filed 2007·Granted Apr 3, 2012·11 cites·2 claims
- 1982US5691611AAbnormality detecting system and abnormality detecting method for rotor position detection means, and motor control systemAISIN AW CO·Filed 1995·Granted Nov 25, 1997·46 cites·8 claims
- 2081US9210829B2Mounting structure for power control unitHOTTA YUTAKA·Filed 2012·Granted Dec 8, 2015·5 cites·4 claims
- 2180US11431254B2Switching element unit and switching element module for use in an inverter circuitAISIN CORP·Filed 2019·Granted Aug 30, 2022·4 cites·8 claims
- 2280USRE42720EFuel cell mounting structureTOYOTA MOTOR CO LTD·Filed 2006·Granted Sep 20, 2011·4 cites·48 claims
- 2379US11271491B2Inverter moduleAISIN AW CO·Filed 2018·Granted Mar 8, 2022·4 cites·20 claims
- 2477US9469201B2Vehicle equipment mounting structureHOTTA KOJI·Filed 2012·Granted Oct 18, 2016·6 cites·14 claims
- 2576US5934398AElectric vehicle motor control apparatusAISIN AW CO·Filed 1996·Granted Aug 10, 1999·54 cites·2 claims
- 2675US8272462B2Vehicle drive systemYOSHIDA TADAFUMI·Filed 2008·Granted Sep 25, 2012·7 cites·2 claims
- 2771US9203103B2Fuel cell, fuel cell stack, and method of producing the fuel cell stackHAYASHI TOMOKAZU·Filed 2007·Granted Dec 1, 2015·3 cites·7 claims
- 2870US8344564B2Drive deviceTOYOTA MOTOR CO LTD·Filed 2008·Granted Jan 1, 2013·5 cites·3 claims
- 2969US8643235B2Drive device for vehicleOMIYA YUJI·Filed 2008·Granted Feb 4, 2014·7 cites·6 claims
- 3067US8114553B2Fuel cellHOTTA YUTAKA·Filed 2007·Granted Feb 14, 2012·1 cites·10 claims
- 3167US8018103B2Driving mechanismTOYOTA MOTOR CO LTD·Filed 2008·Granted Sep 13, 2011·4 cites·5 claims
- 3266US11098812B2Pressure reducing valveJTEKT CORP·Filed 2019·Granted Aug 24, 2021·1 cites·5 claims
- 3363US6803142B2Fuel cellTOYOTA MOTOR CO LTD·Filed 2002·Granted Oct 12, 2004·5 cites·18 claims
- 3462US11606056B2Inverter unitAISIN CORP·Filed 2019·Granted Mar 14, 2023·0 cites·9 claims
- 3562US8058849B2Vehicle drive mechanismYOSHIDA TADAFUMI·Filed 2007·Granted Nov 15, 2011·5 cites·6 claims
- 3662US5365431AControl of electric vehicle motors responsive to detected vehicle speed and required total driving forceAISIN AW CO·Filed 1991·Granted Nov 15, 1994·40 cites·11 claims
- 3760US10996691B2Pressure reducing valve deviceJTEKT CORP·Filed 2017·Granted May 4, 2021·1 cites·7 claims
- 3860US8026642B2Driving apparatus and vehicle including driving apparatusTOYOTA MOTOR CO LTD·Filed 2008·Granted Sep 27, 2011·6 cites·6 claims
- 3955US9282685B2Power conversion deviceSEO YUSUKE·Filed 2013·Granted Mar 8, 2016·1 cites·5 claims
- 4054US2024175551A1Tank valve deviceTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 4153US12445021B2Inverter-integrated rotating electrical machine that efficiently cools a smoothing capacitorAISIN CORP·Filed 2022·Granted Oct 14, 2025·0 cites·12 claims
- 4253US12445022B2Switching element module, inverter device, and vehicle drive deviceAISIN CORP·Filed 2022·Granted Oct 14, 2025·0 cites·10 claims
- 4353US2010123292A1GasketTOYOTA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 4452US9692064B2Fuel cell systemHOTTA YUTAKA·Filed 2013·Granted Jun 27, 2017·0 cites·9 claims
- 4551US8313872B2Fuel cell and fastening device for fuel cellOKABE HIROKI·Filed 2008·Granted Nov 20, 2012·0 cites·10 claims
- 4650US10534379B2Pressure reducing valveJTEKT CORP·Filed 2018·Granted Jan 14, 2020·0 cites·2 claims
- 4750US10522846B2Fuel cell end plate with resin layer and protrusionTOYOTA MOTOR CO LTD·Filed 2017·Granted Dec 31, 2019·0 cites·1 claims
- 4850US9985300B2Insulator and fuel cell deviceTOYOTA MOTOR CO LTD·Filed 2015·Granted May 29, 2018·0 cites·14 claims
- 4945US10270105B2Insulator and fuel cellTOYOTA MOTOR CO LTD·Filed 2015·Granted Apr 23, 2019·0 cites·4 claims
- 5045US2009130519A1Fuel cellSATO HIROMICHI·Filed 2007·Application pending·0 cites
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →