ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,539, issued on May 19, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Positive electrode sheet, secondary battery, battery module, battery pack and electrical apparatus" was invented by Xiang Zhou (Ningde, China), Yao Jiang (Ningde, China), Jiang Liu (Ningde, China) and Baiqing Li (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A positive electrode sheet, a secondary battery, a battery module, a battery pack and an electrical apparatus are described. The positive electrode sheet includes a positive electrode current collector and a positive electrode film layer arranged on at least one surface of the posi...