ALEXANDRIA, Va., June 16 -- United States Patent no. 12,658,770, issued on June 16, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY Co. Ltd. (Ningde, China).

"Motor controller, drive system, power supply system, and electric device" was invented by Tian Liu (Ningde, China), Yu Yan (Ningde, China), Diping Liu (Ningde, China), Chunfa Wang (Ningde, China), Yifei Huang (Ningde, China) and Pengfei Wang (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A motor controller includes: a plurality of first power modules, a second power module, a first group of connecting interfaces, a second group of connecting interfaces, and a first capacitor, where the plurality of first power modules are connected in pa...