ALEXANDRIA, Va., April 2 -- United States Patent no. 12,263,656, issued on April 1, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Materials and methods for forming nano-structures on substrates" was invented by Henrik B. van Lengerich (St. Paul, Minn.), Karl K. Stensvad (Eagan, Minn.), Edwin L Kusilek (Baldwin, Wis.), Matthew S. Stay (Bloomington, Minn.), Caleb T. Nelson (Woodbury, Minn.), Christopher S. Lyons (Woodbury, Minn.), Moses M. David (Wells, Texas), Jeffrey L. Solomon (Centerville, Minn.), Martin B. Wolk (Woodbury, Minn.), Nicholas C. Erickson (St. Paul, Minn.), James Zhu (Woodbury, Minn.) and James M. Nelson (Woodbury, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Materia...