This patent search and analysis report summarizes a granted Indian patent for a device that controls overspeeding of automobiles. The device receives engine speed signals and compares it to a preset maximum speed. If the speed is exceeded, it causes misfires in cylinders to reduce power and below the limit, it restarts fuel supply. The invention allows control of high speeds and improves safety. It can be used with carbureted engines running on alternate fuels like CNG and LPG.