ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,508, issued on Nov. 18, was assigned to SK INNOVATION Co. LTD. (Seoul, South Korea) and SK IE TECHNOLOGY Co. LTD. (Seoul, South Korea).

"Optical multilayer structure, method of manufacturing the same, and window cover film including the same" was invented by Jeong Min Choi (Daejeon, South Korea), Kyu Seok Han (Daejeon, South Korea), Keon Hyeok Ko (Daejeon, South Korea) and Sin Woo Kim (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical multilayer structure including a hard coating layer, an adhesion reinforcement layer, a low refractive layer, and a water repellent layer on a substrate layer. The optical multilayer struct...