Jun Kuwahara

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Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Small hydroelectric power generation apparatus
- Patent number 11,802,535
- Issue date Oct 31, 2023
- ELIS CO., LTD.
- Soichi Sasaki
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Impeller of waterwheel
- Patent number D886740
- Issue date Jun 9, 2020
- ELIS CO., LTD.
- Jun Kuwahara
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Impeller of waterwheel
- Patent number D884634
- Issue date May 19, 2020
- ELIS CO., LTD.
- Jun Kuwahara
- D13 - Equipment for production, distribution, or transformation of energy

Patents Applicationslast 30 patents

Information Patent Application
SMALL HYDROELECTRIC POWER GENERATION APPARATUS
- Publication number 20230123803
- Publication date Apr 20, 2023
- ELIS CO., LTD.
- Soichi SASAKI
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...