Takahiko KIKUI

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable speed generator motor system with full power converter
- Patent number 12,355,377
- Issue date Jul 8, 2025
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adjustable speed generator motor system with full power converter
- Patent number 12,308,769
- Issue date May 20, 2025
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Modular multilevel power converter and variable speed generator-motor
- Patent number 12,289,063
- Issue date Apr 29, 2025
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Modular multilevel converter and modular multilevel converter system
- Patent number 12,237,789
- Issue date Feb 25, 2025
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ADJUSTABLE SPEED GENERATOR MOTOR SYSTEM WITH FULL POWER CONVERTER
- Publication number 20250167703
- Publication date May 22, 2025
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE-SPEED SYNCHRONOUS GENERATOR-MOTOR DEVICE
- Publication number 20250119035
- Publication date Apr 10, 2025
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MODULAR MULTILEVEL POWER CONVERTER AND VARIABLE SPEED GENERATOR-MOTOR
- Publication number 20230369988
- Publication date Nov 16, 2023
- HITACHI MITSUBISHI HYDRO CORPORATION
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER