ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,002, issued on June 10, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).

"Energy storage system" was invented by Zhipeng Wu (Shenzhen, China) and Lin Li (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "An energy storage system is provided, where the energy storage system may include an energy storage module and a power conversion module. The energy storage module may be configured to generate a target waveform signal on the direct current bus when receiving a black start signal. In this case, the power conversion module may be configured to: detect the target waveform signal on the direct current bus, and turn on...