ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,388,269, issued on Aug. 12, was assigned to HITACHI LTD. (Tokyo).
"Power converter device" was invented by Yuuichi Mabuchi (Tokyo) and Kimihisa Furukawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "This power converter device is appropriately configured. Accordingly, a power converter device comprises, for each phase of a three-phase AC, an AC wiring through which AC terminals of a plurality of power conversion units are series-connected along a second direction. Among the power conversion units, power conversion units that correspond to a first phase are series-connected from a first phase line toward a neutral line in a first direction along ...