US Patent Issued to Interface Technology (ChengDu), Interface Optoelectronics (ShenZhen), General Interface Solution on June 17 for "Photonic crystal surface-emitting laser" (Chinese Inventors)

ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,710, issued on June 17, was assigned to Interface Technology (ChengDu) Co. Ltd. (Sichuan, China), Interface Optoelectronics (ShenZhen) Co. Ltd. (Guangdong, China) and General Interface Solution Ltd. (Miaoli County, Taiwan).

"Photonic crystal surface-emitting laser" was invented by Tien-Chang Lu (Guangdong, China), Kuo-Bin Hong (Guangdong, China), Lih-Ren Chen (Guangdong, China) and Ten-Hsing Jaw (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photonic crystal surface-emitting laser includes a substrate, an n-type cladding layer, an active layer, a photonic crystal structure, a p-type cladding layer, an n-type semiconductor layer a...