OFFICES & GROUP COMPANIES
Sumitomo Electric Device Innovations, Inc.
Development and manufacturing of transmission devices for optical and wireless communications
SEDI is a wholly owned subsidiary of Sumitomo Electric Industries. We have two domestic production bases in Japan, as well as overseas manufacturing and development bases in the US, Europe and Asia. SEDI designs, develops and manufactures devices for optical and wireless communications that take advantage of the characteristics of compound semiconductors. Our products support the booming demand for data communications, including 5G and data centers.
1, Kanai-cho, Sakae-ku, Yokohama, Kanagawa 244-0845, Japan
1000, Kamisukiawara, Showa-cho, Nakakoma-gun, Yamanashi 409-3883, Japan