ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,725,809, issued on Sept. 1, was assigned to Robert Bosch GmbH (Stuttgart, Germany).
"Method for producing a membrane-electrode assembly" was invented by Andy Gottschalk (Lauter, Germany), Robert Landvogt (Staffelstein, Germany) and Andreas Gehrold (Bamberg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing membrane-electrode assemblies (6) for a fuel cell unit (1) as a fuel cell stack (1), comprising the following steps: providing in each case one proton exchange membrane (5), providing in each case one first subgasket (53) as sealing layer (41), providing in each case one second subgasket (54) as sealing layer (41), arrangin...