Yokogawa Electric Corp. engages in the manufacture and sale of measurement, control, and information technology products. It operates through the following segments: Industrial Automation and Control, Test and Measurement, and Other. The Industrial Automation and Control segment offers control systems for production facilities such as programmable controllers, flow meters, differential pressure and pressure transmitters, process analyzers, and industrial recorders. The Test and Measurement segment provides oscilloscopes, power analyzers, optical measuring instruments, panel meters and transducers, generators, scanner units, direct drive motors, controllers, recorders, and data acquisition equipment. The Other segment offers cockpit flat panel displays, engine meters, aviation instruments, and marine navigation equipment such as gyrocompasses, autopilot systems, and meteorological monitoring system equipment. The company was founded by Tamisuke Yokogawa, Ichiro Yokogawa, and Shin Aoki on September 1, 1915 and is headquartered in Tokyo, Japan.