ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,756,209, issued on Oct. 6, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Battery control circuitry, battery control method, and electric apparatus" was invented by Xiangtao Li (Ningde, China), Bao Li (Ningde, China) and Kai Wu (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of this application provide a battery control circuitry, a battery control method, and an electric apparatus. The battery control circuitry may include a charging interface, a switch circuit, a first battery pack; a second battery pack, where a positive electrode of the second battery pack may be connected to a negative electr...