ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,683, issued on May 5, was assigned to SK SPECIALTY Co. LTD (Yeongju-si, South Korea) and KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY (Daejeon, South Korea).

"Method for producing trifluoroamine oxide" was invented by Junghun Kwak (Yeongju-si, South Korea), Byunghyang Kwon (Yeongju-si, South Korea), Yongjun Cho (Yeongju-si, South Korea), Injoon Park (Daejeon, South Korea), Shinhong Yuk (Daejeon, South Korea), Bongjun Chang (Daejeon, South Korea), Hongsuk Kang (Daejeon, South Korea), Eunho Sohn (Daejeon, South Korea), Sanggoo Lee (Daejeon, South Korea), Jihoon Baik (Daejeon, South Korea), Juhyeon Kim (Daejeon, South Korea), Myoungsook Lee (Daejeon, South Korea) and Wonwook So (Dae...