ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,333, issued on April 21, was assigned to Robert Bosch GmbH (Stuttgart, Germany).

"Fuel cell system with a ventilation line and/or a compressor ventilation line, method for ventilating a housing of a fuel cell system and vehicle" was invented by Gregory Rewers (Schwieberdingen, Germany), Harald Schmeisser (Stuttgart, Germany), Werner Belschner (Michelbach an der Bilz, Germany), Markus Remlinger (Miesbach, Germany) and Uwe Hammer (Rosenheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a fuel cell system (100) with at least one fuel cell (90), each fuel cell (90) having a cathode inlet (92), and with a housing (50) ...