ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,574, issued on June 16.
"Inductive coil" was invented by Joren Kristofer Wendschuh (Paoli, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A coil assembly for a wireless power transfer (WPT) system includes a coil carrier tray constructed of a non-conductive, magnetically transparent material that has channels formed therein for receiving a coil. The coil includes a plurality of uninsulated rectangular Litz wire bundles that are woven, braided, or twisted together and then rolled or compressed into a rectangular shape and coated with a non-insulating thin film coating. Each Litz wire bundle, in turn, includes a plurality of uninsulated Litz wire ...