US Patent Issued to Semiconductor Energy Laboratory on May 6 for "Light-emitting element, light-emitting device, electronic device, and lighting device" (Japanese Inventors)

ALEXANDRIA, Va., June 10 -- United States Patent no. 12,295,256, issued on May 6, was assigned to Semiconductor Energy Laboratory Co. Ltd. (Atsugi, Japan).

"Light-emitting element, light-emitting device, electronic device, and lighting device" was invented by Takao Hamada (Kanagawa, Japan), Hiromi Seo (Kanagawa, Japan), Kanta Abe (Kanagawa, Japan), Kyoko Takeda (Kanagawa, Japan) and Satoshi Seo (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light-emitting element having a long lifetime is provided. A light-emitting element exhibiting high emission efficiency in a high luminance region is provided. A light-emitting element includes a light-emitting layer between a pair of electrodes. The li...