ALEXANDRIA, Va., July 16 -- United States Patent no. 12,362,410, issued on July 15, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Battery heating system, battery pack, and electrical apparatus" was invented by Yuanmiao Zhao (Ningde, China), Zhimin Dan (Ningde, China), Zhanliang Li (Ningde, China) and Xiaojian Huang (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery heating system includes a switch assembly, and the switch assembly includes a first switch, a second switch, and a third switch. When the first switch is turned on and the second switch and the third switch are turned off, the first battery group and the second battery group are arranged in ser...