ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,246, issued on April 8, was assigned to SAGE ELECTROCHROMICS INC. (Faribault, Minn.).

"Electrochemical glazing with low emissivity" was invented by Jean-Christophe Giron (Edina, Minn.) and Nicolas Antoine Mercadier (Bulle, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A triple glazing unit is disclosed. The triple glazing unit can include a first pane, a second pane, a third pane between the first pane and the second pane, an electrochemical device coupled to the third pane and between the third pane and the second pane, a first cavity between the first pane and the third pane, and a second cavity between the second pane and the third p...