ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,334, issued on April 14, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY Co. Ltd. (Ningde City, China).

"Battery testing apparatus and method, production method, device, and medium" was invented by Xiaofeng Zhou (Ningde, China), Jianlin Liu (Ningde, China), Zhimeng Shi (Ningde, China) and Fenglin Zhang (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A testing apparatus and method for testing a battery, a device, and a medium are disclosed. The testing apparatus includes a first ray source, a first detector, a second ray source, a second detector, a bearing platform, and a testing unit. The bearing platform is configured to place a bat...