ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,249, issued on July 22, was assigned to Hubbell Inc. (Shelton, Conn.).

"Electrical wiring devices with screwless connection terminals" was invented by Thomas L. Scanzillo (Monroe, Conn.) and Edward Bazayev (Kew Gardens, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Electrical wiring devices that incorporate clamp-type wire terminal connections are described. The electrical wiring devices include for example, single and duplex blade-type electrical receptacles, blade-type locking electrical receptacles, single or multi-pole electrical switches, combination switches and blade-type receptacles, blade-type plugs for electrical cords and blade-type...