ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,897, issued on Oct. 20, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).

"Fuel cell system and control method thereof" was invented by Min Gu Park (Hwaseong-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel cell system and a control method thereof include an air supply line supplying air to a fuel cell stack and an air discharge line discharging post-reaction air, a stack pressure sensor provided in the air supply line to measure pressure of air at an inlet side of the stack supplied to a cathode side of the fuel cell stack, an air cutoff valve provided with a bypass line connecting t...