ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,501, issued on Jan. 20, was assigned to HITACHI ASTEMO LTD. (Hitachinaka, Japan).
"Power conversion device and drive device" was invented by Ryoichi Inada (Tokyo), Nobuyasu Kanekawa (Tokyo), Hiroshi Nakano (Tokyo) and Satoru Shigeta (Hitachinaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power conversion device includes a power conversion circuit in which upper and lower arm circuits in which switching elements are connected in series are connected in parallel for at least three phases, a plurality of fuses that are connected in series with the switching elements of the respective phases of the power conversion circuit and blown at a pr...