![yokohamaseisakusyo](/sites/default/files/styles/crop_sei_cp_1920x1080/public/2021-07/img_landscape_flexi/yokohamaseisakusyo.jpg?itok=yOfoLZJC)
Members' Profile
Our members of research and development team are working at Yokohama works where Located in an area near Kamakura City overlooking at Mt.Fuji, and are supported by marketing, business development, and sales team at the Tokyo head office.
Sumitomo Electric Industries,Ltd.
![Hattori_masking_656x392.jpg](/sites/default/files/styles/crop_sei_cp_656x410/public/2023-04/products/overview_card/Hattori_masking_656x392_1.jpg?itok=Xm5CDcvQ)
Tomoyuki Hattori
General Manager,
R&D for Optical Communication
![Ueda](/sites/default/files/styles/crop_sei_cp_656x410/public/2023-04/products/overview_card/Ueda_masking_656x392_1.jpg?itok=h9OHxtRr)
Hisashi Ueda
General Manager,
New Business Marketing
![Konda](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-09/products/overview_card/Konda_masking_656x392%28HK%29_0.jpg?itok=0A0oDxYZ)
Hideya Konda
Senior Specialist,
Promotion & Marketing
![Taru](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-09/products/overview_card/Taru_masking_656x392.jpg?itok=Op1PP94l)
Toshiki Taru
Senior Manager,
R&D for Multi-core Optical Fiber
![SasakiD](/sites/default/files/styles/crop_sei_cp_656x410/public/2023-04/products/overview_card/SasakiD_masking_656x392.jpg?itok=yGfqM4z-)
Dai Sasaki
Manager,
R&D for Fiber Optic Interconnect
![sasaki](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-09/products/overview_card/sasaki_masking_656x392_0.jpg?itok=D0rziIGZ)
Takashi Sasaki
Senior Assistant General Manager,
Business Development
![Maeda_masking_656x392.jpg](/sites/default/files/styles/crop_sei_cp_656x410/public/2023-04/products/overview_card/Maeda_masking_656x392_0.jpg?itok=F0Dlmz40)
Yasuhiro Maeda
Senior Researcher,
Fiber & Photonic technology
![Onishi](/sites/default/files/styles/crop_sei_cp_656x410/public/2023-04/products/overview_card/onishi_masking_656x392.jpg?itok=dsSeiwjv)
Yasuomi Onishi
Group Manager,
Sales for Optical Interconnect
![Usui](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-04/products/overview_card/Usui_masking%E2%91%A1_656x392.jpg?itok=QiYxkF9g)
Kazuya Usui
Leader,
Sales for North America
![Kitano](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-09/products/overview_card/Kitano_masking_656x392.jpg?itok=EU4BB4SE)
Fumi Kitano
Leader,
Sales for Europe
![Yoshiyama](/sites/default/files/styles/crop_sei_cp_656x410/public/2022-04/products/overview_card/Yoshiyama_masking_656x392.jpg?itok=ykC_sIkz)
Kaho Yoshiyama
Leader,
Sales for Asia-Pacific
Innovation Core SEI
![Hon_masking_656x392.jpg](/sites/default/files/styles/crop_sei_cp_656x410/public/2023-05/products/overview_card/Hon_masking_656x392_1.jpg?itok=svwlINN3)
Hong C. Nguyen
Director,
Technical Marketing
![Chris](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-05/products/overview_card/chris_masking_656x392_0.jpg?itok=2Fw61YGN)
Chris Wiggins
Director,
Business Development