Inventor · disambiguated record
Hiroshi Kamizuma
Also filed as: KAMIZUMA HIROSHI
22 granted patents·6 pending applications·49 citations·filing 2008–2023
92Inventor score
Top patents by PatentIndex Score
28 records- 0191US8346180B2TransceiverRENESAS ELECTRONICS CORP·Filed 2011·Granted Jan 1, 2013·11 cites·20 claims
- 0285US8494456B2TransceiverTANAKA SATOSHI·Filed 2012·Granted Jul 23, 2013·6 cites·3 claims
- 0381US9807913B2Cooling structure of heating element and power conversion deviceHITACHI LTD·Filed 2016·Granted Oct 31, 2017·3 cites·23 claims
- 0481US8086188B2TransceiverTANAKA SATOSHI·Filed 2008·Granted Dec 27, 2011·7 cites·10 claims
- 0580US9437797B2Cooling structure of heating element and power conversion deviceHITACHI LTD·Filed 2015·Granted Sep 6, 2016·3 cites·13 claims
- 0676US8036605B2TransceiverRENESAS ELECTRONICS CORP·Filed 2008·Granted Oct 11, 2011·5 cites·21 claims
- 0775US10008953B2Power conversion device and power conversion method for power conversion deviceHITACHI LTD·Filed 2014·Granted Jun 26, 2018·5 cites·13 claims
- 0875US9532489B2Power conversion deviceHITACHI LTD·Filed 2015·Granted Dec 27, 2016·2 cites·9 claims
- 0974US9917529B2Power conversion unit, power converter and method of manufacturing power converterHITACHI LTD·Filed 2014·Granted Mar 13, 2018·3 cites·14 claims
- 1073US9583264B2Capacitor device and electrical power conversion deviceHITACHI LTD·Filed 2014·Granted Feb 28, 2017·2 cites·10 claims
- 1169US9906154B2Power conversion unit and power conversion deviceHITACHI LTD·Filed 2015·Granted Feb 27, 2018·2 cites·20 claims
- 1264US12034379B2Power conversion systemHITACHI LTD·Filed 2021·Granted Jul 9, 2024·0 cites·6 claims
- 1364US2024030824A1Power Conversion DeviceHITACHI LTD·Filed 2023·Application pending·0 cites
- 1459US12512385B2Power conversion apparatusHITACHI LTD·Filed 2023·Granted Dec 30, 2025·0 cites·8 claims
- 1557US12512766B2Power conversion deviceHITACHI LTD·Filed 2022·Granted Dec 30, 2025·0 cites·12 claims
- 1656US9898072B2Semiconductor integrated circuit and circuit operation methodRENESAS ELECTRONICS CORP·Filed 2014·Granted Feb 20, 2018·0 cites·5 claims
- 1755US2025149909A1Charging system and charging system control deviceHITACHI LTD·Filed 2023·Application pending·0 cites
- 1854US10141861B2Power conversion unit, power converter and method of manufacturing power converterHITACHI LTD·Filed 2018·Granted Nov 27, 2018·0 cites·6 claims
- 1954US2025047195A1Power conversion unit diagnosis systemHITACHI LTD·Filed 2023·Application pending·0 cites
- 2053US9497887B2Cooling structure for heating element and power converterHITACHI LTD·Filed 2014·Granted Nov 15, 2016·0 cites·22 claims
- 2150US8275325B2TransceiverTANAKA SATOSHI·Filed 2011·Granted Sep 25, 2012·0 cites·9 claims
- 2248US8922263B2Semiconductor integrated circuit and circuit operation methodKAMIZUMA HIROSHI·Filed 2009·Granted Dec 30, 2014·0 cites·12 claims
- 2345US9755526B2Power converterHITACHI LTD·Filed 2016·Granted Sep 5, 2017·0 cites·11 claims
- 2445US9184790B2Incoherent UWB-IR transceiving method with improved multipath-resistanceYANO TAKASHI·Filed 2012·Granted Nov 10, 2015·0 cites·6 claims
- 2545US2024258930A1Power conversion system and flight vehicleHITACHI LTD·Filed 2023·Application pending·0 cites
- 2645US2023361691A1Power Conversion Unit, Power Conversion Device, and Method for Inspecting Power Conversion UnitHITACHI LTD·Filed 2021·Application pending·0 cites
- 2738US9948201B2Power conversion apparatus including terminals having higher resistance portionsHITACHI LTD·Filed 2016·Granted Apr 17, 2018·0 cites·9 claims
- 2831US2018006573A1Electrical Power Conversion Unit and Electrical Power Conversion DeviceHITACHI LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →