Inventor
KUMADA KEISHIROU
JP13 patents
Patents
13 patentsUS9748370B2Aug 29, 2017
Trench MOS semiconductor device
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US11121248B2Sep 14, 2021
Semiconductor device
FUJI ELECTRIC CO LTD5 citations72
US10818789B2Oct 27, 2020
Semiconductor device and semiconductor circuit device
FUJI ELECTRIC CO LTD5 citations72
US11876131B2Jan 16, 2024
Semiconductor device
FUJI ELECTRIC CO LTD1 citations61
US10991821B2Apr 27, 2021
Semiconductor device and method of manufacturing semiconductor device
FUJI ELECTRIC CO LTD1 citations61
US10347735B2Jul 9, 2019
Semiconductor device with lifetime killers and method of manufacturing the same
FUJI ELECTRIC CO LTD1 citations61
US11145724B2Oct 12, 2021
Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device
FUJI ELECTRIC CO LTD0 citations51
US11245013B2Feb 8, 2022
Silicon carbide semiconductor device having a step film formed between a plating film and a first electrode
FUJI ELECTRIC CO LTD0 citations50
US10930775B2Feb 23, 2021
Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device
FUJI ELECTRIC CO LTD0 citations50
US10658465B2May 19, 2020
Silicon carbide semiconductor device and method of manufacturing a silicon carbide semiconductor device
FUJI ELECTRIC CO LTD0 citations50
US12272728B2Apr 8, 2025
Silicon carbide semiconductor device
FUJI ELECTRIC CO LTD0 citations49
US10868168B2Dec 15, 2020
Semiconductor device and method of manufacturing semiconductor device
FUJI ELECTRIC CO LTD0 citations40
US10559514B2Feb 11, 2020
Semiconductor device
FUJI ELECTRIC CO LTD0 citations40