Inventor
SUGAWARA KATSUTOSHI
JP24 patents
Patents
24 patentsUS10468487B2Nov 5, 2019
Semiconductor device
MITSUBISHI ELECTRIC CORP2 citations72
US10229969B2Mar 12, 2019
Power semiconductor device
MITSUBISHI ELECTRIC CORP4 citations72
US10157986B2Dec 18, 2018
Silicon carbide semiconductor device and method for manufacturing same
MITSUBISHI ELECTRIC CORP5 citations72
US11271084B2Mar 8, 2022
Semiconductor device and power converter
MITSUBISHI ELECTRIC CORP5 citations71
US11894428B2Feb 6, 2024
Silicon carbide semiconductor device and power converter
MITSUBISHI ELECTRIC CORP1 citations62
US11049931B2Jun 29, 2021
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations62
US12266706B2Apr 1, 2025
Semiconductor device and power converter
MITSUBISHI ELECTRIC CORP0 citations61
US12107158B2Oct 1, 2024
SiC-mosfet
MITSUBISHI ELECTRIC CORP0 citations52
US11658238B2May 23, 2023
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations52
US12051744B2Jul 30, 2024
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations51
US11848358B2Dec 19, 2023
Silicon carbide semiconductor device and method of manufacturing same
MITSUBISHI ELECTRIC CORP0 citations51
US11637184B2Apr 25, 2023
Silicon carbide semiconductor device, power converter, method of manufacturing silicon carbide semiconductor device, and method of manufacturing power converter
MITSUBISHI ELECTRIC CORP0 citations51
US11355629B2Jun 7, 2022
Semiconductor device and power converter
MITSUBISHI ELECTRIC CORP0 citations51
US11309416B2Apr 19, 2022
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations51
US11251299B2Feb 15, 2022
Silicon carbide semiconductor device and manufacturing method of same
MITSUBISHI ELECTRIC CORP0 citations51
US11158704B2Oct 26, 2021
Semiconductor device and power conversion device
MITSUBISHI ELECTRIC CORP0 citations51
US10559652B2Feb 11, 2020
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations51
US9698221B2Jul 4, 2017
Semiconductor device
MITSUBISHI ELECTRIC CORP1 citations51
US12349431B2Jul 1, 2025
Semiconductor device and power conversion apparatus
MITSUBISHI ELECTRIC CORP0 citations47
US10453951B2Oct 22, 2019
Semiconductor device having a gate trench and an outside trench
MITSUBISHI ELECTRIC CORP0 citations41
US10431658B2Oct 1, 2019
Silicon carbide semiconductor device, manufacturing method therefor and power conversion apparatus
MITSUBISHI ELECTRIC CORP0 citations41
US10347724B2Jul 9, 2019
Silicon carbide semiconductor device
MITSUBISHI ELECTRIC CORP0 citations41
US10312233B2Jun 4, 2019
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations41
US10199457B2Feb 5, 2019
Silicon carbide semiconductor device
MITSUBISHI ELECTRIC CORP0 citations41