ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,706,311, issued on Aug. 11, was assigned to PPG Industries Ohio Inc. (Cleveland).

"Two-layer dielectric coating" was invented by Sijmen J. Visser (Marken, Netherlands), Brian E. Woodworth (Glenshaw, Pa.), Holli A. Gonder-Jones (Akron, Ohio), John R. Schneider (Allison Park, Pa.), Kelly L. Moore (Dunbar, Pa.), Mark L. Follet (Allison Park, Pa.), Liang Ma (Allison Park, Pa.), Calum H. Munro (Gibsonia, Pa.), Marvin M. Pollum Jr. (Pittsburgh), Maria S. French (Berkshire, Great Britain), Allison G. Condie (Valencia, Pa.), Amy E. Harrison (Monroeville, Pa.), Irina G. Schwendeman (Wexford, Pa.), Daniel K. Dei (Pittsburgh), Cassandra Noelle Bancroft (Fairview Park, Ohio), Christopher Apanius ...