ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,487, issued on Sept. 23, was assigned to HUAWEI DIGITAL POWER TECHNOLOGIES Co. LTD. (Shenzhen, China).

"Detection method and apparatus for battery system" was invented by Wencheng Wang (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for a battery system includes a switching unit and a processing unit. The switching unit includes a plurality of switching branches and a plurality of switching switches, where each of the plurality of switching branches includes a switching resistor, and the plurality of switching switches are configured to control the plurality of switching branches to be switched in or out between the fol...