Inventor
KAWAHARA KOTARO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHARA KOTARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
10 patentsUS11646369B2May 9, 2023
Silicon carbide semiconductor device having a conductive layer formed above a bottom surface of a well region so as not to be in ohmic connection with the well region and power converter including the same
MITSUBISHI ELECTRIC CORP1 citations60
US10991822B2Apr 27, 2021
Silicon carbide semiconductor device having a conductive layer formed above a bottom surface of a well region so as not to be in ohmic connection with the well region and power converter including the same
MITSUBISHI ELECTRIC CORP0 citations60
US12513976B2Dec 30, 2025
Silicon carbide semiconductor device and power conversion device
MITSUBISHI ELECTRIC CORP0 citations50
US12080705B2Sep 3, 2024
IGBT with anti-parallelly connected FWD on a common substrate
MITSUBISHI ELECTRIC CORP0 citations50
US12057496B2Aug 6, 2024
Silicon carbide semiconductor device and power converter
MITSUBISHI ELECTRIC CORP0 citations50
US11888057B2Jan 30, 2024
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations50
US11508840B2Nov 22, 2022
Silicon carbide semiconductor device and power converter
MITSUBISHI ELECTRIC CORP0 citations50
US11049963B2Jun 29, 2021
Silicon carbide semiconductor device and power converter
MITSUBISHI ELECTRIC CORP0 citations50
US10134920B2Nov 20, 2018
Silicon carbide semiconductor device
MITSUBISHI ELECTRIC CORP1 citations50
US10020367B2Jul 10, 2018
Silicon carbide semiconductor device
MITSUBISHI ELECTRIC CORP0 citations39