B. S. in Electronics Engineering, Nagoya University, 1971

M. S. in Electronics Engineering, Nagoya University, 1973

Ph. D. in Electronics Engineering, Nagoya University, 1984

1973 NTT Musashino Electrical Communication Laboratories

1980 Senior Research Engineer, NTT Musashino Electrical Communication Laboratories

1987 Senior Researcher and Supervisor

1993 Executive Manager, NTT Photonics Laboratories

1995 Professor, Nagoya Univ.