ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,449, issued on April 29, was assigned to Electronics and Telecommunications Research Institute (Daejeon, South Korea) and Industry Academy Cooperation Foundation of Sejong University (Seoul, South Korea).

"Method and apparatus for transform-based image encoding/decoding" was invented by Sung Chang Lim (Daejeon, South Korea), Jung Won Kang (Daejeon, South Korea), Hyun Suk Ko (Daejeon, South Korea), Jin Ho Lee (Daejeon, South Korea), Ha Hyun Lee (Seoul, South Korea), Dong San Jun (Daejeon, South Korea), Seung Hyun Cho (Daejeon, South Korea), Hui Yong Kim (Daejeon, South Korea), Jin Soo Choi (Daejeon, South Korea), Yung Lyul Lee (Seoul, South Korea), Nam Uk Kim (Seoul, South Korea) an...