ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,535, issued on April 14, was assigned to Hill Phoenix Inc. (Conyers, Ga.).
"Glass heat zone control" was invented by Nate Kaemingk (Tyrone, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigerated display case door glass panel assembly includes a first pane of glass and a second pane of glass bounding a sealed space between the panes, and an electrically conductive coating applied to a surface of the first pane. The coating extending across at least a majority of a viewing area of the first pane. A first pair of electrical buses spaced apart from one another and electrically connected to the coating at respective first and second ends of t...