OFFICES & GROUP COMPANIES
Sumitomo Electric Optifrontier Co., Ltd.
Manufacture and sales of optical network devices and components, optical fiber cables
While enhancing the technological, development, and manufacturing capabilities that we have cultivated since our founding in 1915, we are working together with Sumitomo Electric's info-communications divisions to develop and manufacture optical-related products such as optical fiber cable, optical connectors, optical fusion splicers, optical network products, and precision metal products.
Headquarters and Yokohama Works
1 Taya-cho, Sakae-ku, Yokohama-shi, Kanagawa 244-8589 Japan