ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,715, issued on Jan. 20, was assigned to DOOSAN ENERBILITY Co. LTD. (Changwon-si, South Korea).

"Apparatus and method for controlling chemical dosing optimization for water treatment plant" was invented by Sang Gun Na (Seoul, South Korea), Hyun Sik Kim (Gimpo, South Korea), Jun Woo Yoo (Seoul, South Korea), Yeong Hyeok Kim (Seoul, South Korea), Jung Won Park (Gyeongju, South Korea) and Young Geun Lee (Yongin, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for controlling chemical dosing optimization in a water treatment plant treating feed water includes: a control value derivation part configured to receive real-time data, a...