Inventor · disambiguated record
Akihiko Fukunaga
Also filed as: FUKUNAGA AKIHIKO
7 granted patents·3 pending applications·2 citations·filing 2008–2024
72Inventor score
Top patents by PatentIndex Score
10 records- 0186US12181108B2Hydrogen gas filling method and hydrogen gas filling deviceENEOS CORP·Filed 2022·Granted Dec 31, 2024·1 cites·16 claims
- 0281US2025075855A1Hydrogen gas filling deviceENEOS CORP·Filed 2024·Application pending·0 cites
- 0379US2025070201A1Method for diagnosing failure in pressure gauge of hydrogen filling system, and method for calibrating pressure gauge of hydrogen filling systemENEOS CORP·Filed 2024·Application pending·0 cites
- 0477US12148961B2Operation method for hydrogen production apparatus and control device for hydrogen production apparatusENEOS CORP·Filed 2023·Granted Nov 19, 2024·0 cites·12 claims
- 0577US11346503B2Hydrogen gas filling method and hydrogen gas filling deviceENEOS CORP·Filed 2020·Granted May 31, 2022·1 cites·12 claims
- 0666US11916266B2Operation method for hydrogen production apparatus and control device for hydrogen production apparatusENEOS CORP·Filed 2021·Granted Feb 27, 2024·0 cites·5 claims
- 0764US12191541B2Method for diagnosing failure in pressure gauge of hydrogen filling system and method for calibrating pressure gauge of hydrogen filling systemENEOS CORP·Filed 2020·Granted Jan 7, 2025·0 cites·6 claims
- 0850US11754226B2Hydrogen fuel filling system and hydrogen fuel filling methodENEOS CORP·Filed 2020·Granted Sep 12, 2023·0 cites·7 claims
- 0948US2010221629A1Fuel cell systemNIPPON OIL CORP·Filed 2008·Application pending·0 cites
- 1043US11754227B2Gas charging deviceENEOS CORP·Filed 2019·Granted Sep 12, 2023·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →