ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,996, issued on Dec. 9, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Visual detection light source and tab detection equipment" was invented by Zhipeng Zhang (Ningde, China), Yuyang Mao (Ningde, China), Ping Jiang (Ningde, China) and Yong Chen (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A visual detection light source and tab detection equipment are described. The visual detection light source is configured to irradiate a side face of a tab portion, and includes a main light source and a supplementary light source; the main light source and the supplementary light source are arc-shaped light sources,...