ALEXANDRIA, Va., June 17 -- United States Patent no. 12,315,938, issued on May 27, was assigned to TECHNISCHE UNIVERSITAT BERLIN (Berlin).

"Method for producing catalyst-coated membranes" was invented by Denis Bernsmeier (Berlin), Ralph Krahnert (Berlin), Michael Bernicke (Berlin) and Benjamin Paul (Berlin).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a catalyst-coated polymer membrane for an electrolyser and/or a fuel cell includes steps including providing a glass-ceramic substrate and synthesizing a mesoporous catalyst layer on the glass-ceramic substrate. The steps include pressing a polymer membrane onto the glass-ceramic substrate coated with the catalyst layer at a first temper...