Delta Tau Data Systems makes motion and machine-control products, including board and system level motion controllers, amplifiers, converters, control panels, and machine tool controllers. It also offers software tools used to develop applications for the hardware. Delta Tau Data Systems serves a wide range of industries, including general automation, robotics, machine tools, medical and packaging equipment, and semiconductor manufacturing. Founded in 1976 by Dimitri S. Dimitri, Delta Tau Data has offices in China, Japan, South Korea, Switzerland, the UK, and the US. In mid-2015, the company was acquired by Japan-based electronic control product maker OMRON.