ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,598, issued on July 1, was assigned to TAMURA Corp. (Japan).
"Reactor" was invented by Tsutomu Hamada (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A reactor that can suppress an increase in ripple current even when electric current imbalance occurs is provided. A reactor 10 includes an annular core 1 formed by a magnetic body, and two coils 2 which are attached and magnetically joined to the annular core 1 and which generate magnetic fluxes in directions opposite to each other. The differential permeability of the annular core 1 at 5000 A/m is equal to or more than 30% of the maximum differential permeability of the annular core 1."...