ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,450, issued on April 14, was assigned to KOREA GAS Corp. (Daegu, South Korea).

"System and method for supplying liquefied hydrogen" was invented by Jong Yeol Yi (Daegu, South Korea), Yong Seong Jeon (Daegu, South Korea), Jae Hyun Ma (Daegu, South Korea), Ji Hoon Joung (Daegu, South Korea), Hae Chul Han (Daegu, South Korea), Eun Young Yun (Daegu, South Korea) and Jin Yeong Park (Daegu, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for supplying liquefied hydrogen includes: liquefied hydrogen storage tanks each comprising a temperature control unit controlling an internal temperature of the liquefied hydrogen storage tank to mai...