Inventor · disambiguated record
Naoyoshi Takamatsu
Also filed as: TAKAMATSU NAOYOSHI
49 granted patents·2 pending applications·225 citations·filing 2008–2022
97Inventor score
Files withTOYOTA MOTOR CO LTD30TAKAMATSU NAOYOSHI13TOYOTA CHUO KENKYUSHO KK3YOSHINAGA FUMITAKA3OKAMURA MASAKI2
Top patents by PatentIndex Score
51 records- 0196US8274778B2CapacitorYOSHINAGA FUMITAKA·Filed 2008·Granted Sep 25, 2012·80 cites·6 claims
- 0292US11431184B2Power supply deviceTOYOTA MOTOR CO LTD·Filed 2020·Granted Aug 30, 2022·3 cites·5 claims
- 0388US8112853B2Method of manufacturing capacitor-integrated busbarYOSHINAGA FUMITAKA·Filed 2008·Granted Feb 14, 2012·19 cites·3 claims
- 0487US9899916B2Boost converter control apparatusTOYOTA MOTOR CO LTD·Filed 2012·Granted Feb 20, 2018·14 cites·12 claims
- 0587US7923961B2Vehicle equipped with motor and inverterTOYOTA MOTOR CO LTD·Filed 2009·Granted Apr 12, 2011·25 cites·4 claims
- 0683US10923924B2Power supply device of vehicleTOYOTA MOTOR CO LTD·Filed 2019·Granted Feb 16, 2021·4 cites·3 claims
- 0782US10199155B2Variable magnetic coupling reactor having two integrated reactor elements, power supply system including the same, and method of use of composite magnetic component having two integrated reactor elementsTOYOTA CHUO KENKYUSHO KK·Filed 2015·Granted Feb 5, 2019·2 cites·15 claims
- 0879US8796960B2Control device for motor drive system and vehicle incorporating the sameOKAMURA MASAKI·Filed 2010·Granted Aug 5, 2014·4 cites·12 claims
- 0979US8127564B2Cooling systemTAKAMATSU NAOYOSHI·Filed 2008·Granted Mar 6, 2012·17 cites·11 claims
- 1078US9035594B2Boost converter control apparatusTAKAMATSU NAOYOSHI·Filed 2011·Granted May 19, 2015·4 cites·2 claims
- 1177US9837888B2Boost control apparatus based on output current change amountTOYOTA MOTOR CO LTD·Filed 2016·Granted Dec 5, 2017·3 cites·7 claims
- 1271US9941694B2Power supply systemTOYOTA MOTOR CO LTD·Filed 2016·Granted Apr 10, 2018·2 cites·8 claims
- 1369US8866430B2Apparatus for controlling boost converterTAKAMATSU NAOYOSHI·Filed 2011·Granted Oct 21, 2014·3 cites·5 claims
- 1468US11063462B2Charging apparatusTOYOTA MOTOR CO LTD·Filed 2019·Granted Jul 13, 2021·1 cites·11 claims
- 1566US9434273B2Electrical source control apparatusTOYOTA MOTOR CO LTD·Filed 2014·Granted Sep 6, 2016·2 cites·16 claims
- 1665US8519653B2Control device and control method for AC motorTAKAMATSU NAOYOSHI·Filed 2009·Granted Aug 27, 2013·10 cites·8 claims
- 1763US10164551B2Boost control apparatus based on output current change rateTOYOTA MOTOR CO LTD·Filed 2016·Granted Dec 25, 2018·1 cites·10 claims
- 1862US10491122B2Power supply system for controlling DC voltage between power linesTOYOTA MOTOR CO LTD·Filed 2016·Granted Nov 26, 2019·1 cites·10 claims
- 1962US8050064B2Semiconductor power conversion deviceTOYOTA MOTOR CO LTD·Filed 2008·Granted Nov 1, 2011·4 cites·15 claims
- 2060US10250171B2Electric motor control apparatus and electric motor control methodTOYOTA MOTOR CO LTD·Filed 2014·Granted Apr 2, 2019·1 cites·8 claims
- 2160US10224857B2Motor controllerTOYOTA MOTOR CO LTD·Filed 2014·Granted Mar 5, 2019·1 cites·14 claims
- 2259US7847604B2Driving circuit for power semiconductor element including controlling circuit that provides control when detected voltage reaches predetermined voltageTOYOTA MOTOR CO LTD·Filed 2008·Granted Dec 7, 2010·3 cites·9 claims
- 2358US9374022B2Control apparatus and control method for voltage conversion apparatusTAKAMATSU NAOYOSHI·Filed 2011·Granted Jun 21, 2016·2 cites·5 claims
- 2458US9178449B2Motor drive system control apparatusTAKAMATSU NAOYOSHI·Filed 2011·Granted Nov 3, 2015·1 cites·7 claims
- 2557US11881803B2Control device for electric vehicleTOYOTA MOTOR CO LTD·Filed 2022·Granted Jan 23, 2024·0 cites·9 claims
- 2657US11158893B2Battery heating deviceTOYOTA MOTOR CO LTD·Filed 2019·Granted Oct 26, 2021·0 cites·6 claims
- 2757US9935548B2Power supply system having two DC power suppliesTOYOTA CHUO KENKYUSHO KK·Filed 2015·Granted Apr 3, 2018·1 cites·13 claims
- 2855US8760097B2Control device for converter and electrically powered vehicle provided with the sameTAKAMATSU NAOYOSHI·Filed 2009·Granted Jun 24, 2014·4 cites·6 claims
- 2955US8575875B2Control device for voltage converter, vehicle equipped with the same, and control method for voltage converterTAKAMATSU NAOYOSHI·Filed 2009·Granted Nov 5, 2013·4 cites·13 claims
- 3055US8264098B2Load driving device including first and second electric power lines between power supply and electric power conversion deviceYOSHINAGA FUMITAKA·Filed 2008·Granted Sep 11, 2012·3 cites·23 claims
- 3152US8499873B2Motor device mounted on mobile body and mobile body having the motor device mounted thereonTAKAMATSU NAOYOSHI·Filed 2008·Granted Aug 6, 2013·2 cites·8 claims
- 3251US8525455B2Motor actuation control deviceTAKAMATSU NAOYOSHI·Filed 2009·Granted Sep 3, 2013·2 cites·3 claims
- 3350US8477518B2Device for driving inverterTAKAMATSU NAOYOSHI·Filed 2009·Granted Jul 2, 2013·1 cites·4 claims
- 3449US9669727B2Electrical source control apparatusTOYOTA MOTOR CO LTD·Filed 2014·Granted Jun 6, 2017·0 cites·6 claims
- 3549US8490725B2Motor insulation protecting device, and vehicle having the deviceTAKAMATSU NAOYOSHI·Filed 2008·Granted Jul 23, 2013·1 cites·18 claims
- 3648US11411410B2Charging deviceTOYOTA MOTOR CO LTD·Filed 2019·Granted Aug 9, 2022·0 cites·8 claims
- 3748US11034258B2Power supply for vehicle and control method of power supplyTOYOTA MOTOR CO LTD·Filed 2019·Granted Jun 15, 2021·0 cites·5 claims
- 3847US11303146B2Charging deviceTOYOTA MOTOR CO LTD·Filed 2020·Granted Apr 12, 2022·0 cites·7 claims
- 3947US11052842B2Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2019·Granted Jul 6, 2021·0 cites·6 claims
- 4047US9553541B2Electric motor control apparatusTOYOTA MOTOR CO LTD·Filed 2013·Granted Jan 24, 2017·0 cites·15 claims
- 4145US11207985B2Power supply deviceTOYOTA MOTOR CO LTD·Filed 2020·Granted Dec 28, 2021·0 cites·1 claims
- 4245US10744897B2Power-supply apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted Aug 18, 2020·0 cites·4 claims
- 4344US9825529B2Voltage conversion control apparatus for a boost converter configured to boost or step down output voltage of an electricity storage apparatusTOYOTA MOTOR CO LTD·Filed 2013·Granted Nov 21, 2017·0 cites·11 claims
- 4444US2016190971A1Motor controllerTOYOTA MOTOR CO LTD·Filed 2014·Application pending·0 cites
- 4542US2019089169A1Power supply deviceTOYOTA MOTOR CO LTD·Filed 2018·Application pending·0 cites
- 4641US10084379B2Boost converter control apparatusTOYOTA MOTOR CO LTD·Filed 2012·Granted Sep 25, 2018·0 cites·9 claims
- 4741US9906133B2Electric source control apparatusTOYOTA MOTOR CO LTD·Filed 2015·Granted Feb 27, 2018·0 cites·11 claims
- 4841US8653772B2Control device for voltage conversion device, vehicle incorporating the same, and control method for voltage conversion deviceTAKAMATSU NAOYOSHI·Filed 2009·Granted Feb 18, 2014·0 cites·15 claims
- 4940US10232807B2Control apparatus for boost converterOKAMURA MASAKI·Filed 2012·Granted Mar 19, 2019·0 cites·12 claims
- 5039US10135327B2Power supply systemTOYOTA CHUO KENKYUSHO KK·Filed 2016·Granted Nov 20, 2018·0 cites·9 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 →