ALEXANDRIA, Va., April 2 -- United States Patent no. 12,264,421, issued on April 1, was assigned to Propel LLC (Pawtucket, R.I.).
"Machine-knittable conductive hybrid yarns" was invented by Clare King (Providence, R.I.), Anjali Khemani (Providence, R.I.) and Birgit Leitner (Providence, R.I.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A machine knittable hybrid yarn is disclosed. The hybrid yarn includes one or more electrically non-conductive yarns and two or more electrically conductive wires wrapped around the electrically non-conductive yarns. The electrically conductive wires have an exterior layer of an insulated material. The electrically non-conductive yarns include a majority fraction of an overal...