Hitachi Mitsubishi Hydro Corporation

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Secondary magnetic excitation generator-motor device
- Patent number 11,942,873
- Issue date Mar 26, 2024
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable speed pumping systems
- Patent number 11,898,531
- Issue date Feb 13, 2024
- Hitachi Mitsubishi Hydro Corporation
- Masahiro Yoshida
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Variable speed generator/motor device
- Patent number 11,223,310
- Issue date Jan 11, 2022
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable speed generator-motor apparatus and variable speed generat...
- Patent number 10,784,808
- Issue date Sep 22, 2020
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Variable speed generator-motor apparatus and variable speed generat...
- Patent number 10,536,104
- Issue date Jan 14, 2020
- Hitachi Mitsubishi Hydro Corporation
- Akira Bando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable-speed pumped storage power generation apparatus
- Patent number 10,326,393
- Issue date Jun 18, 2019
- Hitachi Mitsubishi Hydro Corporation
- Masahiro Yoshida
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Pumped storage power plant
- Patent number 9,494,127
- Issue date Nov 15, 2016
- Hitachi Mitsubishi Hydro Corporation
- Yukio Hongawa
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Rotor of rotating electrical machine
- Patent number 8,421,318
- Issue date Apr 16, 2013
- Hitachi Mitsubishi Hydro Corporation
- Takeshi Kuwahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

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Patents Applicationslast 30 patents

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
Information Patent Application
METHOD OF CONTROLLING POWER GENERATION APPARATUS AND PUMPED STORAGE...
- Publication number 20230327589
- Publication date Oct 12, 2023
- Hitachi Mitsubishi Hydro Corporation
- Masahiro YOSHIDA
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
SECONDARY MAGNETIC EXCITATION GENERATOR-MOTOR DEVICE
- Publication number 20220231615
- Publication date Jul 21, 2022
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE SPEED GENERATOR/MOTOR DEVICE
- Publication number 20210234487
- Publication date Jul 29, 2021
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE SPEED GENERATOR/MOTOR DEVICE
- Publication number 20210118611
- Publication date Apr 22, 2021
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VARIABLE SPEED GENERATOR-MOTOR APPARATUS AND VARIABLE SPEED GENERAT...
- Publication number 20200144949
- Publication date May 7, 2020
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE-SPEED PUMPED STORAGE POWER GENERATION APPARATUS
- Publication number 20180375452
- Publication date Dec 27, 2018
- Hitachi Mitsubishi Hydro Corporation
- Masahiro YOSHIDA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE SPEED GENERATOR-MOTOR APPARATUS AND VARIABLE SPEED GENERAT...
- Publication number 20180034399
- Publication date Feb 1, 2018
- Hitachi Mitsubishi Hydro Corporation
- Akira BANDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PUMPED STORAGE POWER PLANT
- Publication number 20150176559
- Publication date Jun 25, 2015
- Hitachi Mitsubishi Hydro Corporation
- Yukio HONGAWA
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

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Trademarklast 30 trademarks

Information Trademark
85440978 - HM HYDRO
- Serial number 85440978
- Registration number 4266665
- Filing date Oct 6, 2011
- Hitachi Mitsubishi Hydro Corporation
- 7 - Machines and machine tools

Hitachi Mitsubishi Hydro Corporation

Organization

Patents Grantslast 30 patents

Secondary magnetic excitation generator-motor device

Variable speed pumping systems

Variable speed generator/motor device

Variable speed generator-motor apparatus and variable speed generat...

Variable speed generator-motor apparatus and variable speed generat...

Variable-speed pumped storage power generation apparatus

Pumped storage power plant

Rotor of rotating electrical machine

Patents Applicationslast 30 patents

MODULAR MULTILEVEL POWER CONVERTER AND VARIABLE SPEED GENERATOR-MOTOR

METHOD OF CONTROLLING POWER GENERATION APPARATUS AND PUMPED STORAGE...

SECONDARY MAGNETIC EXCITATION GENERATOR-MOTOR DEVICE

VARIABLE SPEED GENERATOR/MOTOR DEVICE

VARIABLE SPEED GENERATOR/MOTOR DEVICE

VARIABLE SPEED GENERATOR-MOTOR APPARATUS AND VARIABLE SPEED GENERAT...

VARIABLE-SPEED PUMPED STORAGE POWER GENERATION APPARATUS

VARIABLE SPEED GENERATOR-MOTOR APPARATUS AND VARIABLE SPEED GENERAT...

PUMPED STORAGE POWER PLANT

Trademarklast 30 trademarks

85440978 - HM HYDRO