Koyo Electronics Industries Co., Ltd

Koyo Electronics manufactures and sells electronic control devices such as programmable controllers, rotary encoders, operator interface terminals, HMI software, electronic counters, programmable cams, tachometers, timers, proximity sensors, ultrasonic sensors and photoelectric sensors as well as control
systems and customized boards, CCD cameras, automotive electronic devices, etc.

Message from the President

Tsutomu Yuine
President

Koyo Electronics has been providing a wide variety of products for half a century since its establishment.

We strongly aim to further provide solutions to our customers by converting our dedicated passion of new product development into tangible forms, and contributing to society with our istinctive products as an organic group of companies including affiliates in United States and other countries around the world.

We will bring “Quality”, “Speed”, and “Challenging Spirit” into our DNA. And we strive to maintain and enhance the level of our contribution to society.

Koyo's Product Lines Other Than Encoders.

Automotive Industry

Societies around the world are demanding automobiles with greater levels of safety, driving comfort and environmental
friendliness. Koyo Electronics began working with Koyo Seiko at an early stage in these areas and has consistently responded with suitable automotive products. With Koyo Seiko, a world leader in steering systems, we developed an advanced, safetycritical torque sensor for the electric power steering Koyo Seiko introduced as an alternative to conventional hydraulic systems.We will continue R&D efforts to meet the growing demand for products enabling a safe, comfortable, energy-efficient driving experience.

Programmable Logic Controllers

We independently developed the KOSTAC PLC, a workplace-oriented stage-type programmable controller, and are providing this easy-to-use product to customers around the world. An identical-concept SFC programming method is used in PLC IEC/JIS standards, testifying to the international recognition of its superiority. Now is truly the information age, and we are providing customers everywhere with a means of creating an open network through our KOSTAC PLCs.