International Electronic Machines develops, produces, and markets innovative imaging, optical and other sensor-based systems for safety and security applications for intelligent transportation system applications. By combining innovative sensor systems with advanced software, IEM creates intelligent solutions for use in vehicle inspection, security monitoring, maintenance activities, and more. IEM was founded in 1987 to originally market and manufacture the Electronic Wheel Gauge, which is the only electronic wheel gauge approved for use by the Association of American Railroads. Today, IEM provides products for freight railroads, transit and passenger rail, intelligent transportation systems, defense, security and environmental monitoring and robotics.