Inventor · disambiguated record
Hiroki Funato
Also filed as: FUNATO HIROKI
41 granted patents·4 pending applications·219 citations·filing 2005–2020
97Inventor score
Files withHITACHI LTD24HITACHI AUTOMOTIVE SYSTEMS LTD10FUNATO HIROKI5HITACHI ASTEMO LTD3FUKUMASU KEISUKE1
Top patents by PatentIndex Score
45 records- 0197US7969735B2Power converterHITACHI LTD·Filed 2007·Granted Jun 28, 2011·48 cites·15 claims
- 0296US7978468B2Power converterHITACHI LTD·Filed 2010·Granted Jul 12, 2011·20 cites·7 claims
- 0396US7830689B2Power converterHITACHI LTD·Filed 2007·Granted Nov 9, 2010·50 cites·21 claims
- 0491US8411441B2Power converterNAKATSU KINYA·Filed 2011·Granted Apr 2, 2013·9 cites·7 claims
- 0589US7315173B2Method of measuring electric field distribution and electric field distribution measuring instrumentHITACHI LTD·Filed 2005·Granted Jan 1, 2008·17 cites·6 claims
- 0688US10003274B2Power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Jun 19, 2018·8 cites·13 claims
- 0785US9345150B2Electrical converterFUKUMASU KEISUKE·Filed 2011·Granted May 17, 2016·11 cites·7 claims
- 0882US10979014B2Voltage filter and power conversion deviceHITACHI LTD·Filed 2019·Granted Apr 13, 2021·3 cites·6 claims
- 0982US7595650B2Magnetic field probe apparatus and a method for measuring magnetic fieldHITACHI LTD·Filed 2007·Granted Sep 29, 2009·11 cites·7 claims
- 1079US9210834B2Power converterHITACHI LTD·Filed 2013·Granted Dec 8, 2015·3 cites·8 claims
- 1178US11881791B2Electromagnetic shielding power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted Jan 23, 2024·2 cites·9 claims
- 1278US9065356B2Electric power converterFUNATO HIROKI·Filed 2012·Granted Jun 23, 2015·5 cites·7 claims
- 1377US11456675B2Filter device and power converterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted Sep 27, 2022·2 cites·7 claims
- 1470US7911806B2Method and apparatus for reducing EMI emissions from a power inverterHITACHI LTD·Filed 2007·Granted Mar 22, 2011·5 cites·6 claims
- 1569US7547987B2EMI reduced power inverterHITACHI LTD·Filed 2006·Granted Jun 16, 2009·10 cites·13 claims
- 1668US7772856B2Electromagnetic wave generation source searching method and current probe used thereforHITACHI LTD·Filed 2006·Granted Aug 10, 2010·4 cites·10 claims
- 1764US10666132B2Electromagnetic interference suppression for vehicle inverterHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted May 26, 2020·1 cites·20 claims
- 1864US7511485B2Magnetic field measurement method and systemHITACHI LTD·Filed 2006·Granted Mar 31, 2009·4 cites·11 claims
- 1963US9805147B2Electromagnetic noise analysis method and deviceHITACHI LTD·Filed 2013·Granted Oct 31, 2017·2 cites·20 claims
- 2062US8085548B2Circuit for suppressing electromagnetic interference, implementation structure and electronic apparatus implementing the sameFUNATO HIROKI·Filed 2007·Granted Dec 27, 2011·2 cites·5 claims
- 2158US11257616B2Power conversion device and high-voltage noise filterHITACHI LTD·Filed 2019·Granted Feb 22, 2022·0 cites·20 claims
- 2254US2015313040A1Power ConverterHITACHI LTD·Filed 2015·Application pending·0 cites
- 2353US12088211B2Power conversion deviceHITACHI ASTEMO LTD·Filed 2020·Granted Sep 10, 2024·0 cites·9 claims
- 2453US11348735B2High voltage filter and power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted May 31, 2022·0 cites·7 claims
- 2552US12058822B2Electronic control deviceHITACHI ASTEMO LTD·Filed 2020·Granted Aug 6, 2024·0 cites·14 claims
- 2651US8049369B2Power inverter controller and methodHITACHI LTD·Filed 2009·Granted Nov 1, 2011·2 cites·12 claims
- 2750US9618480B2Method and apparatus for inspecting weld qualityHITACHI LTD·Filed 2015·Granted Apr 11, 2017·0 cites·14 claims
- 2849US8089291B2Electromagnetic wave generation source searching method and current probe used thereforFUNATO HIROKI·Filed 2010·Granted Jan 3, 2012·0 cites·4 claims
- 2948US10160334B2Power conversion device and machine equipped with power conversion deviceHITACHI LTD·Filed 2014·Granted Dec 25, 2018·0 cites·9 claims
- 3047US10099704B2Electromagnetic noise analyzing apparatus, controlling apparatus and controlling methodHITACHI LTD·Filed 2017·Granted Oct 16, 2018·0 cites·12 claims
- 3147US9285411B2Method and system for identifying an electrical noise propagation pathHITACHI LTD·Filed 2013·Granted Mar 15, 2016·0 cites·14 claims
- 3246US12245384B2Signal transmission circuit and electronic control deviceHITACHI ASTEMO LTD·Filed 2020·Granted Mar 4, 2025·0 cites·9 claims
- 3346US10404159B2Electrical circuit deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Sep 3, 2019·0 cites·8 claims
- 3446US9991815B2Power conversion apparatusHITACHI LTD·Filed 2015·Granted Jun 5, 2018·0 cites·15 claims
- 3545US11798749B2Power converter including filter circuit device to improve a noise suppression functionHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Oct 24, 2023·0 cites·7 claims
- 3645US11303223B2Detector and power conversion apparatusHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Apr 12, 2022·0 cites·10 claims
- 3744US10103619B2Electric power conversion deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Oct 16, 2018·0 cites·8 claims
- 3844US9329207B2Surface current probeFUNATO HIROKI·Filed 2012·Granted May 3, 2016·0 cites·8 claims
- 3943US7604484B2Circuit board including arrangement for measuring current through a junction part or connector of said circuit boardHITACHI LTD·Filed 2007·Granted Oct 20, 2009·0 cites·20 claims
- 4042US10952311B2Electronic control device, vehicle, and method for manufacturing electronic control deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Mar 16, 2021·0 cites·8 claims
- 4142US9500689B2Noise equivalent circuitTORIGOE MAKOTO·Filed 2012·Granted Nov 22, 2016·0 cites·7 claims
- 4241US2016182001A1Common mode noise filterHITACHI LTD·Filed 2014·Application pending·0 cites
- 4340US2014197817A1Current Probe, Current Probe Measurement System, and Current Probe Measurement MethodFUNATO HIROKI·Filed 2012·Application pending·0 cites
- 4439US9973289B2Signal line noise resistance evaluating method and its deviceHITACHI LTD·Filed 2017·Granted May 15, 2018·0 cites·15 claims
- 4537US2011175594A1Apparatus for measuring the magnitude of an electric fieldHITACHI LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →