ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,563, issued on March 31, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).

"Battery pack and energy storage system" was invented by Yangbo Pan (Xi'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery pack and an energy storage system. The battery pack is configured to supply power to an inverter. The battery pack includes a battery, a conversion circuit, and a black start circuit. The conversion circuit is configured to connect to the inverter through a power bus. The black start circuit includes a first auxiliary power supply, a first capacitor, a switch module, an isolation switch, and a control module."...