ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,557,546, issued on Feb. 17, was assigned to SAMSUNG SDI Co. LTD. (Yongin-si, South Korea).

"Compound for organic optoelectronic device, composition for organic optoelectronic device, organic optoelectronic device and display device" was invented by Byungku Kim (Suwon-si, South Korea), Hanill Lee (Suwon-si, South Korea), Kipo Jang (Suwon-si, South Korea), Giwook Kang (Suwon-si, South Korea), Eun Sun Yu (Suwon-si, South Korea) and Sangshin Lee (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A compound for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the compound being re...