With 127 Fuel Cells related patents published between 2002 and 2022, Airbus SE holds the most number of Fuel Cells patents in the Aerospace and Defence sector in Germany, of which 48.8% was contributed by its subsidiary Airbus Operations Gmbh.
The second largest number of Fuel Cells related patents were published by Porsche Automobil Holding SE with 34 patents, of which 64.7% was contributed by its subsidiary Porsche Enterprises Incorporated. The third largest number of related patents were published by Siemens AG with 34 patents. The fourth largest number of related patents were published by Hyundai Motor Group with 22 patents. The fifth largest number of related patents were published by Robert Bosch Stiftung GmbH with 19 patents.
The top five patent holders, i.e., Airbus SE, Porsche Automobil Holding SE, Siemens AG, Hyundai Motor Group, and Robert Bosch Stiftung GmbH, together held 236 Fuel Cells patents during the period.
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