ALEXANDRIA, Va., May 5 -- United States Patent no. 12,620,607, issued on May 5, was assigned to AUDI AG (Ingolstadt, Germany).
"Bipolar plate with insertable diaphragm and fuel cell stack" was invented by Markus Gretzer (Eichstatt, Germany) and Norbert Kluy (Schonfeld, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bipolar plate for a fuel cell comprises an active region and an edge region surrounding the active region, the edge region being associated to a first media guide fluidically connected to a first passage and a second media guide fluidically connected to a second passage, as well as having a media duct which runs through the active region and fluidically connects the first passage to the ...