ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,457, issued on Feb. 10, was assigned to Korea University Research and Business Foundation (Seoul, South Korea).

"Self-assembled complex containing copper ions" was invented by Heemin Kang (Seoul, South Korea), Sung-Gue Lee (Siheung-si, South Korea), Na-Yeon Kang (Seoul, South Korea), Yu-Ri Kim (Seoul, South Korea), Hyun-Shik Hong (Seoul, South Korea), Sang-Hyeok Lee (Seoul, South Korea), Cho-Won Kim (Seoul, South Korea) and Seong-Yeol Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a self-assembled complex containing copper ions, including: copper ions; and one or more ligands, in which the ligands and the copper ...