Teikoku Tsushin Kogyo Co., Ltd. manufactures and sells electronic components in Japan and internationally. Its product lineup includes resistance sensors, potentiometers, trimmer potentiometers, encoders, switches, fixed resistors, antifreeze heaters, and customized products. These products are used in automotive, game and toy, home appliance, medical and healthcare, and office supply applications, as well as in AV, musical and acoustic, housing, and industrial equipment. The company was incorporated in 1944 and is headquartered in Kawasaki, Japan.