ALEXANDRIA, Va., July 7 -- United States Patent no. 12,676,956, issued on July 7, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Visual detection equipment and verification method thereof, and camera verification piece" was invented by Zhipeng Zhang (Ningde, China), Ziyang Shen (Ningde, China), Yong Chen (Ningde, China) and Ping Jiang (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A camera verification piece includes a body provided with a verification structure for detection by visual detection equipment. The verification structure is constructed to adapt to a to-be-detected structure on a to-be-detected part."

The patent was filed on Oct. 20, 2023, under Appl...