ALEXANDRIA, Va., April 9 -- United States Patent no. 12,268,864, issued on April 8, was assigned to Battelle Memorial Institute (Columbus, Ohio).

"Mixed ionic electronic conductors for improved charge transport in electrotherapeutic devices" was invented by Amy M. Heintz (Dublin, Ohio), Krenar Shqau (Columbus, Ohio), Ramanathan Lalgudi (Westerville, Ohio) and Katherine M Palmer (Columbus, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention addresses the need for efficient dry skin electrodes. Robust, flexible Mixed Ionic Electronic Conductor (MIEC) electrodes were prepared by an aqueous solution route resulting in electrically conductive networks of carbon nanotubes (CNTs) and ionically conduc...