Inventor · disambiguated record
Keizo Hagiwara
Also filed as: HAGIWARA KEIZO
6 granted patents·1 pending application·62 citations·filing 1994–2022
81Inventor score
Files withTOSHIBA KK7
Top patents by PatentIndex Score
7 records- 0189USD1041400SBattery moduleTOSHIBA KK·Filed 2022·Granted Sep 10, 2024·2 cites·1 claims
- 0279USD1038005SBattery moduleTOSHIBA KK·Filed 2022·Granted Aug 6, 2024·7 cites·1 claims
- 0366US7206205B2Inverter device and method of manufacturing the device thereof, and electric automobile incorporating the inverter device thereofTOSHIBA KK·Filed 2004·Granted Apr 17, 2007·12 cites·6 claims
- 0461US7487581B2Method of manufacturing an inverter deviceTOSHIBA KK·Filed 2007·Granted Feb 10, 2009·2 cites·4 claims
- 0559US5565711ADrive energy control apparatus for an electric vehicleTOSHIBA KK·Filed 1994·Granted Oct 15, 1996·39 cites·8 claims
- 0656US12224413B2Storage battery deviceTOSHIBA KK·Filed 2020·Granted Feb 11, 2025·0 cites·9 claims
- 0740US2018366791A1Storage battery apparatus and vehicleTOSHIBA KK·Filed 2018·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →