David Portehault

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Kremlin Bicetre, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a graphene oxide-based compound for an air ele...
- Patent number 11,489,159
- Issue date Nov 1, 2022
- Electricite de France
- Philippe Stevens
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING A GRAPHENE OXIDE-BASED COMPOUND FOR AN AIR ELE...
- Publication number 20200313185
- Publication date Oct 1, 2020
- ELECTRICITE DE FRANCE
- Philippe Stevens
- H01 - BASIC ELECTRIC ELEMENTS