ALEXANDRIA, Va., July 30 -- United States Patent no. 12,372,844, issued on July 29, was assigned to SAGE Electrochromics Inc. (Faribault, Minn.).

"Forming electrochromic stacks using at most one metallic lithium deposition station" was invented by Paul Mogensen (Chantilly, France), Wen Li (Lakeville, Minn.), Jean-Christophe Giron (Edina, Minn.) and Nicolas Antoine Mercadier (Minneapolis).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure describes various processes of forming an electrochromic stack using at most one metallic lithium deposition station. In some aspects, a process may include depositing metallic lithium only within an electrochromic counter-electrode of an electrochromic sta...