ALEXANDRIA, Va., July 30 -- United States Patent no. 12,374,702, issued on July 29, was assigned to NISSAN NORTH AMERICA INC. (Franklin, Tenn.).

"Bipolar plate for fuel cell stack" was invented by Mohammed Hussain Abdul Jabbar (Novi, Mich.) and Sandeep Patil (Farmington Hills, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bipolar plate is provided that includes a metal plate, at least one channel, a first coating, and a second coating. The metal plate has a first surface, a second surface opposite the first surface, a first edge surface connecting the first surface to the second surface, and a second edge surface opposite the first edge surface and connecting the first surface to the second surface....