More than 50 years ago, Humphrey and Koganei become the first independent North American and Japanese manufacturers of pneumatics to join forces. Koganei is one of the major suppliers of pneumatic components in Asia, and among the top five in the world. Over the years, we've worked with Koganei to develop products, exchange the latest design and manufacturing technology, and manufacture some of the finest pneumatic actuators and valves in the world. With Koganei, we can call on a breadth and depth of experience which crosses continents and industries, helping us create more innovative, inventive solutions which will help you succeed. Visit the Koganei website.