He was a visiting scholar August 1994 though February 1996.

Yoshihiro Koizumi
Information Processing Engineering Group
Heavy Apparatus Engineering Laboratory
Toshiba Corporation Fuchu Works
1, Toshiba-Cho
Fuchu-Shi, Tokyo 183, Japan
Telephone: +81-423-33-2564
Facimile: +81-423-40-8060
koizumi@ipken.fuchu.toshiba.co.jp
In Japanese...