Inventor · disambiguated record
Keishirou Kumada
Also filed as: KUMADA KEISHIROU
13 granted patents·3 pending applications·20 citations·filing 2015–2023
85Inventor score
Files withFUJI ELECTRIC CO LTD16
Top patents by PatentIndex Score
16 records- 0186US11121248B2Semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Sep 14, 2021·5 cites·15 claims
- 0286US10818789B2Semiconductor device and semiconductor circuit deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Oct 27, 2020·5 cites·19 claims
- 0386US9748370B2Trench MOS semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2015·Granted Aug 29, 2017·7 cites·10 claims
- 0469US11876131B2Semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Jan 16, 2024·1 cites·8 claims
- 0568US10347735B2Semiconductor device with lifetime killers and method of manufacturing the sameFUJI ELECTRIC CO LTD·Filed 2018·Granted Jul 9, 2019·1 cites·14 claims
- 0666US10991821B2Semiconductor device and method of manufacturing semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted Apr 27, 2021·1 cites·10 claims
- 0755US2024250015A1Semiconductor moduleFUJI ELECTRIC CO LTD·Filed 2023·Application pending·0 cites
- 0855US2023326960A1Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2023·Application pending·0 cites
- 0952US12272728B2Silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2022·Granted Apr 8, 2025·0 cites·12 claims
- 1050US2022336590A1Silicon carbide semiconductor device and method for manufacturing the sameFUJI ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
- 1149US10658465B2Silicon carbide semiconductor device and method of manufacturing a silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted May 19, 2020·0 cites·5 claims
- 1244US11145724B2Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Oct 12, 2021·0 cites·7 claims
- 1342US10930775B2Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2019·Granted Feb 23, 2021·0 cites·6 claims
- 1441US10559514B2Semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted Feb 11, 2020·0 cites·6 claims
- 1539US10868168B2Semiconductor device and method of manufacturing semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted Dec 15, 2020·0 cites·7 claims
- 1638US11245013B2Silicon carbide semiconductor device having a step film formed between a plating film and a first electrodeFUJI ELECTRIC CO LTD·Filed 2018·Granted Feb 8, 2022·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →