ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,843, issued on March 24, was assigned to LT MATERIALS Co. LTD. (Yongin, South Korea).

"Organic light-emitting device, method for manufacturing same, and composition for organic material layer of organic light-emitting device" was invented by Seung-Gyu Yang (Yongin-si, South Korea), Su-Yeon Kim (Yongin-si, South Korea), Geon-Yu Park (Yongin-si, South Korea), Young-Seok No (Yongin-si, South Korea) and Dong-Jun Kim (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present specification relates to an organic light emitting device, a method for manufacturing the same, and a composition for an organic material layer."

The patent...