ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,335, issued on Sept. 16, was assigned to Battelle Memorial Institute (Columbus, Ohio).

"Flexible foam resistive heaters and methods of making flexible resistive heaters" was invented by Katherine Palmer (Columbus, Ohio), Amy M. Heintz (Dublin, Ohio), Brett R. Burton (Columbus, Ohio), Scott Danhof (Plain City, Ohio) and Jeff Ellis (Columbus, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "Flexible foam resistive heaters are prepared by coating a foam or fabric with an electrically conductive layer, and connecting electrodes to the coated foam or fabric, forming flexible lead (busbar) connections with low contact resistance for superior uniformit...