ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,403,865, issued on Sept. 2, was assigned to Ford Global Technologies LLC (Dearborn, Mich.).

"Visibility obstruction detection for a vehicle" was invented by Robert Schroeter (Livonia, Mich.), Mahmoud Yousef Ghannam (Canton, Mich.), Justin Miller (Berkley, Mich.) and Jake Schwartz (Dearborn, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle includes a window separating a compartment of the vehicle from a region external to the vehicle. The window includes an outer surface. An imaging device is in the compartment and configured to capture an image of the region external to the vehicle through the window. Control circuitry is in communication ...