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Eni, Snam pipeline could use H2
10 January 2023![](https://hydrogeneurope.eu/wp-content/uploads/2023/01/website-pics-960x720-px-2023-01-10T165128.977-da8781e63d160433317a7f8b62aa3761.jpg)
The EU and Japan have registered the largest amounts of hydrogen-related patents in the past decade, although the US is not far behind, a new analysis by the European patent office shows.
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