Profile of Aichi Quality Companies
Certification No. 449 Manufacture of plastic products

Juken Kogyo Co., Ltd.

Plastic component manufacturer with the highest standards in micro- and nano-fabrication technologies

Address 140-1 Kitakomukai, Komukai, Toyohashi, Aichi 441-8003 JAPAN
Tel +81-532-31-2061

■Company Outline

Juken Kogyo Co., Ltd. fully leverages its expertise in micro- and nano-fabrication technologies to produce plastic components, offering micro-gram (one millionth of a gram) gears and nano-machined products that contain no defects. Juken is also known for its “first come, first employed” recruiting policy. The president and CEO has been approved as a “leading expert in human resource development” under the Aichi Master Craftsmanship Program.

■Main Products

(1) Juken's major products include precision molded plastic products, small precision gears for precision machines, and worm and worm wheels, small-diameter screws and nuts, and other miniature components for home electronic appliances, cameras, and motor vehicles. For those components, we provide metal inserted components with small-diameter pins and cores.
(2) We also produce lens arrays, aspherical lenses, diffraction gratings, and other optical products, microfluidic devices and other biotechnology products, as well as molds for the products.
(3) We design, produce, and sell special molding machines for the above products.

■Core Competence

Juken has established a unique business model, JUKEN SYSTEM, based on our own industry-leading technologies including new production technologies and business management techniques, such as for the production of 1 micro-gram gears and nano-machined products. The combined use of high-performance small injection machines developed by Juken Machine Works and high-precision molds manufactured by Juken Fine Tool according to Juken Kogyo’s operation manual enables us to produce 1 micro-gram gears and nano-machined products that contain no defects.