Inventor
OHI Kota
JP8 patents
Patents
8 patentsUS10181508B2Jan 15, 2019
Semiconductor device and manufacturing method thereof
FUJI ELECTRIC CO LTD3 citations71
US11049941B2Jun 29, 2021
Semiconductor device
FUJI ELECTRIC CO LTD1 citations61
US12349453B2Jul 1, 2025
Semiconductor device comprising insulated-gate bipolar transistor
FUJI ELECTRIC CO LTD0 citations60
US11676960B2Jun 13, 2023
Semiconductor device
FUJI ELECTRIC CO LTD0 citations60
US10770453B2Sep 8, 2020
Semiconductor device having an emitter region and a contact region inside a mesa portion
FUJI ELECTRIC CO LTD1 citations60
US10205012B2Feb 12, 2019
Semiconductor device
FUJI ELECTRIC CO LTD0 citations51
US12191358B2Jan 7, 2025
Semiconductor device
FUJI ELECTRIC CO LTD0 citations50
US10388740B2Aug 20, 2019
Semiconductor device and fabrication method
FUJI ELECTRIC CO LTD0 citations50