Inventor · disambiguated record
Kimihisa Furukawa
Also filed as: FURUKAWA KIMIHISA
21 granted patents·12 pending applications·65 citations·filing 2008–2025
92Inventor score
Files withHITACHI LTD17HITACHI AUTOMOTIVE SYSTEMS LTD6FURUKAWA KIMIHISA2HITACHI INDUSTRIAL PRODUCTS LTD2AJIMA TOSHIYUKI1
Top patents by PatentIndex Score
33 records- 0184US8471518B2Power conversion deviceNISHIGUCHI SHINGO·Filed 2011·Granted Jun 25, 2013·18 cites·9 claims
- 0279US11016138B2Diagnosis system for power conversion device, diagnosis method for semiconductor module, and power conversion deviceHITACHI LTD·Filed 2016·Granted May 25, 2021·2 cites·11 claims
- 0379US9531305B2Inverter apparatusHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Dec 27, 2016·4 cites·12 claims
- 0476US11984816B2Power conversion device and press apparatusHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2020·Granted May 14, 2024·1 cites·8 claims
- 0576US8483896B2Motor control device and motor system equipped with motor control deviceMIYAZAKI HIDEKI·Filed 2010·Granted Jul 9, 2013·4 cites·6 claims
- 0674US9819299B2Inverter device and electric vehicleHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Nov 14, 2017·5 cites·6 claims
- 0774US8547041B2Power conversion deviceFURUKAWA KIMIHISA·Filed 2010·Granted Oct 1, 2013·10 cites·11 claims
- 0870US10122296B2Power converter, diagnostic system of power converter, and power converter diagnostic method using current changeHITACHI LTD·Filed 2015·Granted Nov 6, 2018·2 cites·13 claims
- 0970US2025381878A1Charging system and charging methodHITACHI LTD·Filed 2025·Application pending·0 cites
- 1069US10348218B2Power conversion device and electric power steering device using the sameHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Jul 9, 2019·2 cites·10 claims
- 1168US7990085B2Generator control unitHITACHI LTD·Filed 2008·Granted Aug 2, 2011·11 cites·8 claims
- 1265US9610972B2Inverter deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Apr 4, 2017·2 cites·3 claims
- 1364US12034379B2Power conversion systemHITACHI LTD·Filed 2021·Granted Jul 9, 2024·0 cites·6 claims
- 1464US2024030824A1Power Conversion DeviceHITACHI LTD·Filed 2023·Application pending·0 cites
- 1560US12388269B2Power converter deviceHITACHI LTD·Filed 2022·Granted Aug 12, 2025·0 cites·2 claims
- 1658US8174221B2Motor control apparatus and control apparatus for hybrid electric vehiclesKANEKO SATORU·Filed 2008·Granted May 8, 2012·4 cites·3 claims
- 1757US12512766B2Power conversion deviceHITACHI LTD·Filed 2022·Granted Dec 30, 2025·0 cites·12 claims
- 1855US2025149909A1Charging system and charging system control deviceHITACHI LTD·Filed 2023·Application pending·0 cites
- 1955US2024055173A1TransformerHITACHI LTD·Filed 2021·Application pending·0 cites
- 2054US2025047195A1Power conversion unit diagnosis systemHITACHI LTD·Filed 2023·Application pending·0 cites
- 2151US11152870B2Power conversion deviceHITACHI INDUSTRIAL PRODUCTS LTD·Filed 2018·Granted Oct 19, 2021·0 cites·8 claims
- 2248US11108334B2Power conversion deviceHITACHI INDUSTRIAL PRODUCTS LTD·Filed 2018·Granted Aug 31, 2021·0 cites·5 claims
- 2345US2014049198A1Power Conversion DeviceHITACHI LTD·Filed 2013·Application pending·0 cites
- 2443US11201559B2Power conversion device and power conversion device connection methodHITACHI LTD·Filed 2017·Granted Dec 14, 2021·0 cites·5 claims
- 2542US10425025B2Power conversion device and motor drive apparatusHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Sep 24, 2019·0 cites·12 claims
- 2641US2011193509A1Power Conversion DeviceHITACHI LTD·Filed 2011·Application pending·0 cites
- 2736US2014292238A1Power Conversion DeviceFURUKAWA KIMIHISA·Filed 2012·Application pending·0 cites
- 2835US11296610B2Power conversion device, power conversion device control device, and power conversion device control methodHITACHI LTD·Filed 2016·Granted Apr 5, 2022·0 cites·4 claims
- 2935US10122299B2Power conversion deviceHITACHI LTD·Filed 2015·Granted Nov 6, 2018·0 cites·4 claims
- 3034US2016028342A1Electric motor drive deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Application pending·0 cites
- 3134US2014167662A1Inverter DeviceAJIMA TOSHIYUKI·Filed 2012·Application pending·0 cites
- 3234US2013066501A1VehicleOYAMA KAZUTO·Filed 2010·Application pending·0 cites
- 3333US2013033205A1Power Conversion DeviceHITACHI LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →