ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,939, issued on Jan. 13, was assigned to HAMILTON SUNDSTRAND Corp. (Charlotte, N.C.).

"Sealed anodization layer" was invented by Cody Coogan (Hoover, Ala.), Kevin R. Bordage (Westfield, Mass.), Blair A. Smith (South Windsor, Conn.), Mark A. Brege (Rockford, Ill.), Vijay V. Pujar (Rancho Santa Fe, Calif.), Claude J. Moreau (Vernon, Conn.) and Steven Poteet (Ashland, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method of sealing an anodization layer including contacting the anodization layer with a solution at a temperature greater than freezing and less than 160deg F. wherein the solution comprises graphene particles and a corro...