US Patent Issued to TIANJIN SANAN OPTOELECTRONICS on July 21 for "Light-emitting device and light-emitting apparatus" (Chinese Inventors)

ALEXANDRIA, Va., July 21 -- United States Patent no. 12,690,302, issued on July 21, was assigned to TIANJIN SANAN OPTOELECTRONICS Co. LTD. (Tianjin, China).

"Light-emitting device and light-emitting apparatus" was invented by Cheng Meng (Tianjin, China), Dongmei Cao (Tianjin, China), Weihuan Li (Tianjin, China), Huan-Shao Kuo (Tianjin, China), Yu-Ren Peng (Tianjin, China) and Duxiang Wang (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light-emitting device includes a semiconductor epitaxial structure that has a first surface and a second surface opposite to the first surface, and that includes a first type semiconductor layer, an active layer, and a second type semiconductor layer sequentia...