ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,991, issued on Dec. 30, was assigned to Magna Mirrors of America Inc. (Holland, Mich.).

"Vehicular electrochromic mirror reflective element" was invented by Michael J. Baur (Kentwood, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicular interior electrochromic mirror reflective element includes a planar rear interior mirror-shaped glass substrate and a planar front interior mirror-shaped glass substrate. The front glass substrate is shape cut from a planar glass sheet. A perimeter seal establishes an interpane cavity between the rear glass substrate and the planar glass sheet at a respective planar front glass substrate portion of the pl...