Diploma in Physics, Ruhr University, Bochum, Germany, 1978. Doctor of Philosophy, Cambridge University, England, 1982.
Fellow, Trinity College, Cambridge, 1981-1985, 86-90; science staff member, Max Planck Institute, Stuttgart, Germany, 1982-1986; lecturer, U. Cambridge, Cambridge, 1986-1990; manager, Hitachi Europe Ltd., Cambridge, 1990-1991; visiting associate professor Engineering, University Tokyo, 1991-1992; associate professor Engineering, University Tokyo, 1993-1996; researcher, Japan Research and Development Corporation, Tokyo, 1992-1996; president, founder, Eurotechnology Japan, Tokyo, since 1996.
Member Institute of Electrical and Electronics Engineers, American Physical Society, German Physical Society, Japanese Society for Applied Physics, German Chamber of Commerce Japan, American Chamber of Commerce Japan.
Married Nanako Takeda. Children: Fabrice, Alexander.