Kotaro KAWAHARA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
IGBT with anti-parallelly connected FWD on a common substrate
- Patent number 12,080,705
- Issue date Sep 3, 2024
- Mitsubishi Electric Corporation
- Kenji Hamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and power converter
- Patent number 12,057,496
- Issue date Aug 6, 2024
- Mitsubishi Electric Corporation
- Yuichi Nagahisa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 11,888,057
- Issue date Jan 30, 2024
- Mitsubishi Electric Corporation
- Kotaro Kawahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device having a conductive layer form...
- Patent number 11,646,369
- Issue date May 9, 2023
- Mitsubishi Electric Corporation
- Yuichi Nagahisa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and power converter
- Patent number 11,508,840
- Issue date Nov 22, 2022
- Mitsubishi Electric Corporation
- Shiro Hino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and power converter
- Patent number 11,049,963
- Issue date Jun 29, 2021
- Mitsubishi Electric Corporation
- Shiro Hino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device having a conductive layer form...
- Patent number 10,991,822
- Issue date Apr 27, 2021
- Mitsubishi Electric Corporation
- Yuichi Nagahisa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device
- Patent number 10,134,920
- Issue date Nov 20, 2018
- Mitsubishi Electric Corporation
- Kotaro Kawahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device
- Patent number 10,020,367
- Issue date Jul 10, 2018
- Mitsubishi Electric Corporation
- Kohei Ebihara
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERSION DEVICE US...
- Publication number 20240274709
- Publication date Aug 15, 2024
- Mitsubishi Electric Corporation
- Shiro HINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER USING SILI...
- Publication number 20240250165
- Publication date Jul 25, 2024
- Mitsubishi Electric Corporation
- Kotaro KAWAHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERSION DEVICE
- Publication number 20230282741
- Publication date Sep 7, 2023
- Mitsubishi Electric Corporation
- Kotaro KAWAHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND POWER CONVERTER
- Publication number 20230139229
- Publication date May 4, 2023
- Mitsubishi Electric Corporation
- Kotaro KAWAHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER
- Publication number 20220254906
- Publication date Aug 11, 2022
- Mitsubishi Electric Corporation
- Yuichi NAGAHISA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DE...
- Publication number 20220223583
- Publication date Jul 14, 2022
- Mitsubishi Electric Corporation
- Kenji HAMADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20220013663
- Publication date Jan 13, 2022
- Mitsubishi Electric Corporation
- Kotaro KAWAHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE HAVING A CONDUCTIVE LAYER FORM...
- Publication number 20210226052
- Publication date Jul 22, 2021
- Mitsubishi Electric Corporation
- Yuichi NAGAHISA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER
- Publication number 20200295177
- Publication date Sep 17, 2020
- Mitsubishi Electric Corporation
- Shiro HINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER
- Publication number 20190371936
- Publication date Dec 5, 2019
- MITSUBISHI ELECTRIC CORPORATION
- Yuichi NAGAHISA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE
- Publication number 20180254354
- Publication date Sep 6, 2018
- MITSUBISHI ELECTRIC CORPORATION
- Kotaro KAWAHARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE
- Publication number 20170221998
- Publication date Aug 3, 2017
- MITSUBISHI ELECTRIC CORPORATION
- Kohei EBIHARA
- H01 - BASIC ELECTRIC ELEMENTS

Kotaro KAWAHARA

Person

Patents Grantslast 30 patents

IGBT with anti-parallelly connected FWD on a common substrate

Silicon carbide semiconductor device and power converter

Semiconductor device

Silicon carbide semiconductor device having a conductive layer form...

Silicon carbide semiconductor device and power converter

Silicon carbide semiconductor device and power converter

Silicon carbide semiconductor device having a conductive layer form...

Silicon carbide semiconductor device

Silicon carbide semiconductor device

Patents Applicationslast 30 patents

SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERSION DEVICE US...

SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER USING SILI...

SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERSION DEVICE

SEMICONDUCTOR DEVICE AND POWER CONVERTER

SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER

SEMICONDUCTOR DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DE...

SEMICONDUCTOR DEVICE

SILICON CARBIDE SEMICONDUCTOR DEVICE HAVING A CONDUCTIVE LAYER FORM...

SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER

SILICON CARBIDE SEMICONDUCTOR DEVICE AND POWER CONVERTER

SILICON CARBIDE SEMICONDUCTOR DEVICE

SILICON CARBIDE SEMICONDUCTOR DEVICE