ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,245, issued on July 8, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo) and TMEIC Corp. (Tokyo).
"Reactive power compensation device" was invented by Kaho Mukunoki (Tokyo), Toshiyuki Fujii (Tokyo), Akihiro Matsuda (Tokyo) and Ryota Okuyama (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A reactive power compensation device includes a power converter and a converter control unit, and compensates reactive power of an AC power grid by output reactive power of the power converter. The converter control unit includes an AC voltage detection unit and an output limit unit. The AC voltage detection unit detects voltage information of the AC power grid...