ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,732,130, issued on Sept. 8, was assigned to Mitsubishi Electric Corp. (Tokyo).

"Electric power conversion device, motor driving device, and refrigeration cycle application apparatus" was invented by Yuichi Shimizu (Tokyo) and Kazunori Hatakeyama (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric power conversion device is a device for supplying an output voltage to a load from output terminals, and includes a rectifier circuit to rectify an AC voltage and to output the rectified voltage, a booster circuit to supply the output voltage to the output terminals, a voltage detector to output a voltage detection value indicating the output volt...