Ryo Nagase received B.E., M.E. and Ph. D. degrees in precision engineering from Tohoku University, Sendai, Japan, in 1983, 1985, and 1998, respectively
From 1985 to 2009, he was engaged in the research and development of optical fiber connectors at NTT Laboratories. Since Oct., 2009, he has been a professor of precision engineering at Chiba Institute of Technology, Chiba, Japan.
His current interests are fiber-optic connectors technology and optical remote-sensing technology. He is a Fellow of The Institute of Electronics, Information and Communication Engineers and a member of IEEE, IEEJ, JIEP, JSME and JSPE.