ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,048, issued on July 21, was assigned to Robert Bosch GmbH (Stuttgart, Germany).
"Method for protecting components of a fuel cell system" was invented by Jochen Braun (Heimsheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for protecting components of a fuel cell system (1), the fuel cell system (1) having a fuel cell stack (101), an air path (10), an off-gas line (12), and a fuel line (20) with a recirculation circuit (50), the method comprising the steps of: monitoring the air path (10) for a fault; closing a first valve (61) which is situated in the air path (10) and closing a second valve (62) which is...