US Patent 11912197 Emergency warning and law enforcement identification system

a system for authenticating the presence of an emergency vehicle and notifying the driver of a vehicle equipped with the disclosed system of the presence of the presence of the emergency vehicle and the type of emergency vehicle that is near or approaching. The system uses the mirror or other signaling device of the vehicle equipped with the disclosed system to notify the driver that the approaching vehicle is an official vehicle, and the identification of the governmental agency that controls the approaching vehicle.