Inventor · disambiguated record
Ryuta Hasegawa
Also filed as: HASEGAWA RYUTA
13 granted patents·1 pending application·50 citations·filing 2008–2018
89Inventor score
Top patents by PatentIndex Score
14 records- 0185US8582335B2Inverter apparatusHASEGAWA RYUTA·Filed 2012·Granted Nov 12, 2013·13 cites·7 claims
- 0284US7969227B2Temperature detection circuitTOSHIBA KK·Filed 2010·Granted Jun 28, 2011·7 cites·8 claims
- 0382US9548685B2Over-voltage prevention device and current rectifying circuitTOSHIBA KK·Filed 2015·Granted Jan 17, 2017·3 cites·15 claims
- 0479US10291159B2Control system, controller, and control method for wound induction machineTOSHIBA KK·Filed 2018·Granted May 14, 2019·2 cites·7 claims
- 0578US9450509B2Power conversion apparatusTOSHIBA KK·Filed 2014·Granted Sep 20, 2016·5 cites·15 claims
- 0676US9887617B2Power conversion device and control method thereofTOSHIBA KK·Filed 2015·Granted Feb 6, 2018·3 cites·4 claims
- 0776US9780692B2Control device of neutral-point-clamped power converter apparatus, and control method of neutral-point-clamped power converter apparatusTOSHIBA KK·Filed 2015·Granted Oct 3, 2017·3 cites·5 claims
- 0873US9673715B2Switching element driving power supply circuitTOSHIBA KK·Filed 2015·Granted Jun 6, 2017·2 cites·12 claims
- 0963US9287797B2Electric power converting device and electric power converting methodTOSHIBA KK·Filed 2013·Granted Mar 15, 2016·2 cites·6 claims
- 1063US8354813B2Inverter device, electric automobile in which the inverter device is mounted, and hybrid automobile in which the inverter device is mountedTOSHIBA KK·Filed 2008·Granted Jan 15, 2013·10 cites·14 claims
- 1148US9374030B2Generator excitation apparatus and power conversion systemTOSHIBA KK·Filed 2014·Granted Jun 21, 2016·0 cites·6 claims
- 1241US9643496B2Power conversion apparatus for vehicle and vehicleTOSHIBA KK·Filed 2014·Granted May 9, 2017·0 cites·19 claims
- 1334US10075092B2Neutral point power converter with first and second chopper cell groupsTOSHIBA KK·Filed 2015·Granted Sep 11, 2018·0 cites·9 claims
- 1431US2014085954A1Semiconductor power conversion deviceHASEGAWA RYUTA·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →