ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,749,985, issued on Sept. 29, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).
"Power conversion device" was invented by Yu Kawai (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "At least one of the N DC voltage terminals is connected to a DC power supply. The converter includes: a multi-winding transformer having N (Nless than=3) windings; and N full-bridge circuits each having a first leg, a second leg, and a reactor and each being connected to a corresponding power supply and a corresponding winding. The switching control unit switches switching elements in the first leg and the second leg included in each of M (N-1less than=Mless than=1) full...