ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,398, issued on March 31, was assigned to SAFRAN POWER UNITS (Toulouse, France).

"Fuel cell comprising a bipolar module capable of generating heat" was invented by Remi Andre Armand Stephan (Moissy-Cramayel, France) and Theophile Horde (Moissy-Cramayel, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel cell comprising alternating bipolar modules and membrane-electrode assemblies so as to form a stack comprising at least one electrochemical cell. Each bipolar module comprising at least a first main channel for the circulation of an oxidising fluid, a second main channel for the circulation of a reducing fluid and a third main channel for t...