ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,542, issued on May 20, was assigned to DOOSAN ENERBILITY Co. LTD. (Changwon, South Korea).

"Combined power generation system and control method thereof" was invented by Young Hoon Bae (Changwon, South Korea), Woo Won Jeon (Changwon, South Korea) and Kwang Hun Jeong (Gimhae, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a combined power generation system that includes a heat recovery steam generator configured to recover exhaust heat from a gas turbine to produce steam and including a high-pressure superheater and a reheater, a steam turbine operated by receiving the produced steam and including a high-pressure turbin...