ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,949, issued on July 7, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).

"Heterocyclic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device" was invented by Shiro Irisa (Kanagawa, Japan), Wataru Sotoyama (Kanagawa, Japan), Eigo Miyazaki (Kanagawa, Japan), Atsushi Imamura (Kanagawa, Japan), Masaru Kinoshita (Kanagawa, Japan) and Mitsunori Ito (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a heterocyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including t...