ALEXANDRIA, Va., May 26 -- United States Patent no. 12,635,799, issued on May 26, was assigned to ZHEJIANG YUEQIANG FURNITURE TECHNOLOGY Co. LTD (Huzhou, China).

"Chair backrest folding locking mechanism and folding chair" was invented by Hanqiang Peng (Huzhou, China) and Weihong Peng (Huzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A chair backrest folding locking mechanism is provided, which includes a fixing bracket, defining a locking hole disposed transversely; a chair backrest, hinged with the fixing bracket; a transverse locking member, disposed on the chair backrest, where an outer end of the transverse locking member extends laterally from a lower end of the chair backrest, and the tran...