Ryuusei FUJITA

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power module and power converter
- Patent number 11,296,191
- Issue date Apr 5, 2022
- Hitachi, Ltd.
- Ryuusei Fujita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power module and power converter
- Patent number 10,692,860
- Issue date Jun 23, 2020
- Hitachi, Ltd.
- Ryuusei Fujita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gate drive circuit, power conversion apparatus, and railway vehicle
- Patent number 10,511,301
- Issue date Dec 17, 2019
- Hitachi, Ltd.
- Satoru Akiyama
- B61 - RAILWAYS
Information Patent Grant
Silicon carbide semiconductor device, power module, and power conve...
- Patent number 10,367,090
- Issue date Jul 30, 2019
- Hitachi, Ltd.
- Kumiko Konishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power module, electrical power conversion device, and driving devic...
- Patent number 10,115,700
- Issue date Oct 30, 2018
- Hitachi, Ltd.
- Ryuusei Fujita
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Fuel Cell Stack
- Publication number 20230369628
- Publication date Nov 16, 2023
- Hitachi, Ltd
- Yoshitaka SASAGO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FUEL CELL AND FUEL CELL STACK
- Publication number 20230327164
- Publication date Oct 12, 2023
- Hitachi, Ltd
- Ryuusei FUJITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER MODULE AND POWER CONVERTER
- Publication number 20210351271
- Publication date Nov 11, 2021
- Hitachi, Ltd
- Ryuusei FUJITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER MODULE AND POWER CONVERTER
- Publication number 20190198495
- Publication date Jun 27, 2019
- Hitachi, Ltd
- Ryuusei FUJITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE, POWER MODULE, AND POWER CONVE...
- Publication number 20190115465
- Publication date Apr 18, 2019
- Hitachi, Ltd
- Kumiko KONISHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GATE DRIVE CIRCUIT, POWER CONVERSION APPARATUS, AND RAILWAY VEHICLE
- Publication number 20180375509
- Publication date Dec 27, 2018
- Hitachi, Ltd
- Satoru AKIYAMA
- B61 - RAILWAYS
Information Patent Application
POWER MODULE, ELECTRICAL POWER CONVERSION DEVICE, AND DRIVING DEVIC...
- Publication number 20180026009
- Publication date Jan 25, 2018
- Hitachi, Ltd
- Ryuusei FUJITA
- B60 - VEHICLES IN GENERAL