ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,288, issued on June 17, was assigned to Backer EHP Inc. (Murfreesboro, Tenn.) and Wako (USA) Inc. (Louisville, Ky.).

"Dual coil electric heating element" was invented by Stacy Springer (Murfreesboro, Tenn.), Dan Maxwell (Murfreesboro, Tenn.), Zachary Newcomb (Louisville, Ky.), Shahid Ikram (Goshen, Ky.) and Mitch Taylor (Prospect, Ky.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment of an electric heating element is disclosed, including an electrically resistive inner heating element, an electrically resistive outer heating element, and a thermostat positioned underneath a centrally-positioned medallion and along a cold leg of the inner ...