ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,749, issued on Feb. 10, was assigned to Korea Institute of Energy Research (Daejeon, South Korea).

"Method for preparing single-atom, atomic cluster or single-molecular catalyst for oxidative coupling of methane using chemical vapor deposition" was invented by Hee-Yeon Kim (Daejeon, South Korea), Yoonseok Choi (Daejeon, South Korea), Tae-woo Kim (Daejeon, South Korea), Ji-haeng Yu (Daejeon, South Korea) and Cha-heon Kim (Seosan-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to various aspects and exemplary embodiments of the present disclosure, ultra-small catalyst particles having extremely high reactivity may be synthesiz...