Taxing my memory, I think of seen the name Tatsuaki Okamoto before elsewhere. Now I gotta do some diggin'. It may have been associated with Ashish Gulhati, but not sure.
EDIT: I was mistaken. I remember where I saw it. A recent thread on this board. But I did find this:
http://www.collectionscanada.gc.ca/obj/s4/f2/dsk3/ftp04/NQ58975.pdfMaking Money
Notes on Technology as Evironment
by
Felix Staldea
Okamoto, Tatsuaki; Ohta, Kazuo (1991). Universal Electronic Cash. In Feigenbaum,
Joan (ed.) Advances in Cryptology, CRYPTO '91. pp. 324-337 Berlin,
Heidelberg, New York: Springer
Grabbe, 3. Orlin (1999). Smart Cards and Private Currencies. Laissez Faire City
Times (March 22) Vo1.3, No.12 ~http://www.zolatimes.com~ [22.03.1999]
Grabbe, J. Orlin (1998). Digital Cash and the Regulators. Laissez Faire City Times
(January 29) Vo1.2, No.3 ~http://www.zolatimes.com~ [22.03.i999]