ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,478, issued on April 8, was assigned to Murata Manufacturing Co. Ltd. (Kyoto-fu, Japan).
"Common mode choke coil" was invented by Kenji Tanaka (Nagaokakyo, Japan) and Naoyuki Murakami (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A common mode choke coil includes an element body of laminated insulating layers; electrically insulated first and second coils in the element body; first and second outer electrodes on the element body electrically connected to ends of the first coil; and third and fourth outer electrodes on the element body electrically connected to ends of the second coil. The first coil includes first to third coil c...