Yukio HONGAWA

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Patents Grantslast 30 patents

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...

Patents Applicationslast 30 patents

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...