ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,506,163, issued on Dec. 23, was assigned to Airbus Operations GmbH (Hamburg, Germany).

"Fuel cell system with improved separation between coolant media and hydrogen" was invented by Kurtus Hancock (Hamburg, Germany) and Nikolaus Soukup (Hamburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel cell system includes a fuel cell stack, a housing, a first coolant port, a second coolant port, and a cooling device having a coolant pump and a heat exchanger in fluid communication with the coolant pump. The housing includes an upper side and a bottom side. The fuel cell stack is arranged inside the housing. The first coolant port and the second coo...