ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,381, issued on Oct. 7, was assigned to On-Bright Electronics (Shanghai) Co. Ltd. (Shanghai).

"Systems and methods for power sharing related to multiport chargers" was invented by Zhiqiang Wang (Shanghai), Zheng Wang (Shanghai), Xianbing Shi (Shanghai) and Changshan Zhang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "USB charging system and method. For example, a USB charging system includes: a first AC-to-DC conversion unit configured to generate a first voltage and a first current; a second AC-to-DC conversion unit configured to generate a second voltage and a second current; a first USB output port corresponding to the first AC-to-DC con...