ALEXANDRIA, Va., June 16 -- United States Patent no. 12,658,707, issued on June 16, was assigned to Anker Innovations Technology Co. Ltd. (Shenzhen, China).

"Method for operating energy storage system and energy storage system" was invented by Jianlin Luo (Shenzhen, China), Wei Chen (Shenzhen, China) and Yiyong Li (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating an energy storage system and an energy storage system are disclosed. The energy storage device is coupled to a first switching device of the energy storage system via a live wire, the first switching device is coupled to a current transformer of the energy storage system via the live wire, and the current transfo...