ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,661, issued on Aug. 5, was assigned to KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Daejeon, South Korea).

"Method of preparing multicomponent nanopattern" was invented by Hee-Tae Jung (Daejeon, South Korea) and Woo Bin Jung (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method of producing a multicomponent nanopattern having a regular array and allowing a variety of combinations of compositions by depositing a film including a multicomponent material on a substrate having a prepattern formed thereon and then conducting ion-etching thereon twice. The method can be utilized in a variety of applications requi...