Inventor · disambiguated record
Hiroshi Mochikawa
Also filed as: MOCHIKAWA HIROSHI
33 granted patents·3 pending applications·578 citations·filing 1990–2023
97Inventor score
Files withTOSHIBA KK18TAKIMOTO KAZUYASU3TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP3YUUKI KAZUAKI3KOYAMA YUSHI2
Top patents by PatentIndex Score
36 records- 0198US8884576B2Variable-flux motor drive systemTOSHIBA KK·Filed 2013·Granted Nov 11, 2014·21 cites·5 claims
- 0298US8552678B2Variable-flux motor drive systemYUUKI KAZUAKI·Filed 2012·Granted Oct 8, 2013·45 cites·12 claims
- 0397US8179068B2Variable-flux motor drive systemYUUKI KAZUAKI·Filed 2007·Granted May 15, 2012·40 cites·24 claims
- 0495US8089780B2Semiconductor switch and power conversion system provided with semiconductor switchMOCHIKAWA HIROSHI·Filed 2008·Granted Jan 3, 2012·173 cites·14 claims
- 0589US5206575ADevice for controlling an AC motorTOSHIBA KK·Filed 1990·Granted Apr 27, 1993·64 cites·6 claims
- 0688US8649198B2Power conversion deviceKUZUMAKI ATSUHIKO·Filed 2011·Granted Feb 11, 2014·27 cites·20 claims
- 0785US8582335B2Inverter apparatusHASEGAWA RYUTA·Filed 2012·Granted Nov 12, 2013·13 cites·7 claims
- 0884US8472215B2Grid-tie inverter for interconnecting AC voltage to electric power gridKOYAMA YUSHI·Filed 2012·Granted Jun 25, 2013·9 cites·16 claims
- 0982US9257248B2Semiconductor switch and power conversion apparatusMOCHIKAWA HIROSHI·Filed 2012·Granted Feb 9, 2016·7 cites·17 claims
- 1082US8860356B2Variable magnetic flux motor drive systemYUUKI KAZUAKI·Filed 2008·Granted Oct 14, 2014·20 cites·16 claims
- 1179US10003331B2Semiconductor device including normally-off type transistors and normally-on type transistor connected seriesTOSHIBA KK·Filed 2016·Granted Jun 19, 2018·3 cites·10 claims
- 1279US7872888B2Electric power conversion systemTOSHIBA KK·Filed 2007·Granted Jan 18, 2011·16 cites·25 claims
- 1377US9680406B2Variable-flux motor drive systemTOSHIBA KK·Filed 2014·Granted Jun 13, 2017·2 cites·2 claims
- 1476US7813152B2Power converterTOSHIBA CARRIER CORP·Filed 2006·Granted Oct 12, 2010·8 cites·6 claims
- 1574US5808882AThree-phase bridge rectifierTOSHIBA KK·Filed 1996·Granted Sep 15, 1998·48 cites·17 claims
- 1671US9893509B2Semiconductor switch and power conversion apparatusTOSHIBA KK·Filed 2015·Granted Feb 13, 2018·2 cites·5 claims
- 1770US8791744B2Semiconductor switching systemTAKIMOTO KAZUYASU·Filed 2011·Granted Jul 29, 2014·5 cites·7 claims
- 1867US8514596B2System interconnection inverter with bypass pathKOYAMA YUSHI·Filed 2009·Granted Aug 20, 2013·9 cites·10 claims
- 1964US9236373B2Semiconductor deviceTOSHIBA KK·Filed 2015·Granted Jan 12, 2016·1 cites·16 claims
- 2061US6396723B2Rectifier and transformer thereofTOSHIBA KK·Filed 2001·Granted May 28, 2002·16 cites·14 claims
- 2159US6058037APower conversion deviceFiled 1998·Granted May 2, 2000·30 cites·10 claims
- 2254US7724556B2Power converterTOSHIBA KK·Filed 2005·Granted May 25, 2010·4 cites·4 claims
- 2352US12489375B2Power conversion apparatus including upper and lower arm circuits and a flying capacitorTOSHIBA KK·Filed 2023·Granted Dec 2, 2025·0 cites·7 claims
- 2449US11305992B2Ozone generation device and power supply for ozone generation deviceTOSHIBA KK·Filed 2017·Granted Apr 19, 2022·0 cites·3 claims
- 2547US9379548B2Multilevel reactive power compensatorTOSHIBA KK·Filed 2013·Granted Jun 28, 2016·0 cites·15 claims
- 2645US11509242B2Power conversion apparatusTOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP·Filed 2021·Granted Nov 22, 2022·0 cites·8 claims
- 2745US10224832B2Power conversion deviceTOSHIBA KK·Filed 2017·Granted Mar 5, 2019·0 cites·20 claims
- 2843US10097006B2Control device for power converter, control program and power conversion deviceTOSHIBA KK·Filed 2016·Granted Oct 9, 2018·0 cites·13 claims
- 2943US9571002B2Voltage adjusting apparatusTOSHIBA KK·Filed 2015·Granted Feb 14, 2017·0 cites·8 claims
- 3041US10381842B2Power supply systemTOSHIBA KK·Filed 2016·Granted Aug 13, 2019·0 cites·8 claims
- 3141US5182701AThree-phase pwm inverter providing an improved output sinusoidal waveformTOSHIBA KK·Filed 1991·Granted Jan 26, 1993·15 cites·9 claims
- 3240US2023013041A1Gate drive circuit and power converterTOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 3338US10938319B2Power conversion apparatusTOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP·Filed 2020·Granted Mar 2, 2021·0 cites·19 claims
- 3434US8896365B2Semiconductor switch having reverse voltage application circuit and power supply device including the sameTAKIMOTO KAZUYASU·Filed 2012·Granted Nov 25, 2014·0 cites·10 claims
- 3531US2005284673A1Power source device for a vehicleNAKAZAWA YOSUKE·Filed 2005·Application pending·0 cites
- 3629US2012206190A1Semiconductor deviceTAKIMOTO KAZUYASU·Filed 2012·Application pending·0 cites
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