Koki SAKAMOTO

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydrogen gas filling method and hydrogen gas filling device
- Patent number 12,181,108
- Issue date Dec 31, 2024
- ENEOS Corporation
- Akihiko Fukunaga
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Method for diagnosing failure of flowmeter in measuring machine and...
- Patent number 11,920,733
- Issue date Mar 5, 2024
- ENEOS Corporation
- Toshio Tezuka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydrogen gas filling method and hydrogen gas filling device
- Patent number 11,346,503
- Issue date May 31, 2022
- ENEOS Corporation
- Akihiko Fukunaga
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...

Patents Applicationslast 30 patents

Information Patent Application
HYDROGEN GAS FILLING METHOD AND HYDROGEN GAS FILLING DEVICE
- Publication number 20220260209
- Publication date Aug 18, 2022
- ENEOS Corporation
- Akihiko FUKUNAGA
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Application
HYDROGEN GAS FILLING METHOD AND HYDROGEN GAS FILLING DEVICE
- Publication number 20210062973
- Publication date Mar 4, 2021
- ENEOS Corporation
- Akihiko FUKUNAGA
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Application
METHOD FOR DIAGNOSING FAILURE OF FLOWMETER IN MEASURING MACHINE AND...
- Publication number 20210062974
- Publication date Mar 4, 2021
- ENEOS Corporation
- Toshio TEZUKA
- B60 - VEHICLES IN GENERAL