US Patent Issued to Semiconductor Energy Laboratory on Feb. 18 for "Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device" (Japanese Inventors)

ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,232,420, issued on Feb. 18, was assigned to Semiconductor Energy Laboratory Co. Ltd. (Atsugi, Japan).

"Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device" was invented by Miki Kurihara (Kanagawa, Japan), Hideko Yoshizumi (Kanagawa, Japan), Satomi Watabe (Kanagawa, Japan), Hiromitsu Kido (Kanagawa, Japan) and Satoshi Seo (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A novel organic compound is provided. That is, a novel organic compound that is effective in improving reliability of a light-emitting element is provided. The organic compound includes a condensed ring including a pyrimid...