Inventor · disambiguated record
Kei Kasai
Also filed as: KASAI KEI
5 granted patents·7 pending applications·15 citations·filing 2011–2017
73Inventor score
Top patents by PatentIndex Score
12 records- 0182US9459639B2Power supply circuit with control unitTOSHIBA KK·Filed 2015·Granted Oct 4, 2016·6 cites·17 claims
- 0278US9595967B2Level shift circuit and driver circuitTOSHIBA KK·Filed 2015·Granted Mar 14, 2017·5 cites·17 claims
- 0360US8754628B2Voltage regulator for high speed switching of voltagesNAMAI ATSUSHI·Filed 2011·Granted Jun 17, 2014·3 cites·20 claims
- 0459US8553378B2Switching circuit and DC-to-DC converterSAITO HIROSHI·Filed 2012·Granted Oct 8, 2013·1 cites·14 claims
- 0541US2015194888A1Power source circuitTOSHIBA KK·Filed 2014·Application pending·0 cites
- 0638US2013038307A1Switching circuit and dc-to-dc converterTOSHIBA KK·Filed 2012·Application pending·0 cites
- 0737US10084374B1Semiconductor deviceTOSHIBA KK·Filed 2017·Granted Sep 25, 2018·0 cites·9 claims
- 0837US2014241017A1Input circuit and power supply circuitTOSHIBA KK·Filed 2013·Application pending·0 cites
- 0936US2014062431A1Dc-dc converter and semiconductor deviceTOSHIBA KK·Filed 2013·Application pending·0 cites
- 1033US2012268089A1Level shifter, controller, and dc-to-dc converterKASAI KEI·Filed 2012·Application pending·0 cites
- 1133US2013063121A1Short-circuit protection circuit and dc-dc converterKASAI KEI·Filed 2012·Application pending·0 cites
- 1220US2016026200A1Power supply circuitTOSHIBA KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →