US Patent Issued to Guangzhou Metro Design & Research Institute on Jan. 28 for "Mechanical lock for building component connection" (Chinese Inventors)

ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,404, issued on Jan. 28, was assigned to Guangzhou Metro Design & Research Institute Co. Ltd. (Guangzhou, China).

"Mechanical lock for building component connection" was invented by Xianli Ding (Guangdong, China), Zihui Zan (Guangdong, China), Xingzhong Nong (Guangdong, China), Haiou Shi (Guangdong, China), Bao Xiang (Guangdong, China), Juyang Wu (Guangdong, China), Ran Wang (Guangdong, China), Feiqi Ou (Guangdong, China), Shengya He (Guangdong, China), Hengyi Li (Guangdong, China), Qian Zhou (Guangdong, China), Chunjie Liu (Guangdong, China) and Liang Ye (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mechanical lock for building ...