ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,305, issued on April 21, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).

"Hydrogen storage thermal management system and method" was invented by Ho Young Jeong (Daegu, South Korea), Yeon Ho Kim (Seoul, South Korea) and Ji Hye Park (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hydrogen supply method including a (1-1)th fluid circulation operation in which a first fluid sequentially circulates through a first fluid circulation line including a first heat exchanger in which the first fluid and an external fluid exchange heat therebetween, a first flow rate control member that contro...