ALEXANDRIA, Va., July 15 -- United States Patent no. 12,663,443, issued on June 23, was assigned to ABB Schweiz AG (Baden, Switzerland).
"Current sensing device" was invented by Adrian Hozoi (Mannheim, Germany) and Jaromir Podzemny (Brno, Czech Republic).
According to the abstract* released by the U.S. Patent & Trademark Office: "A current sensing device comprises N coil elements, arranged in annular or polygonal configuration. Coil at i=1 is adjacent coil at i=N, and coil at i=x is adjacent to coils at i=x-1 and i=x+1. Each coil comprises a plurality of wire winding layers comprising innermost and outermost wire winding layers that are electrically connected to each other. The outermost layer of coil at i=1 is connected to a terminal via...