ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,723, issued on Dec. 9, was assigned to GUANGZHOU ISSYZONE TECHNOLOGY Co. Ltd. (Guangzhou, China).
"Anti-theft nut" was invented by Taiping Yang (Shenzhen, China) and Guochao Xu (Guangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses an anti-theft nut, where a channel is provided on one side of a housing, a nut assembly includes a nut body and a locking disc. An upper end face of the locking disc is coaxially provided with a first annular rail, an edge of the upper end face of the locking disc is further provided with a locking groove, a shape of the locking groove matches with a shape of a locking clamp. A lo...