ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,102, issued on May 20, was assigned to SHIN-A T&C (Seoul, South Korea) and UNIAM (Seoul, South Korea).

"Method for producing a quantum dot nanoparticles, quantum dot nanoparticles prepared by the method, quantum dot nanoparticles having a core-shell structure, and light emitting element" was invented by Seung Mo Hong (Incheon, South Korea), Jin Han Song (Seoul, South Korea), Hyeok Jin Hong (Suwon-si, South Korea), Seok Kyu Park (Seoul, South Korea), Ju Young Lee (Bucheon-si, South Korea) and In Won Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of preparing a quantum dot nanoparticle is disclosed. The method includes...