Inventor
DOLPHIN JANET L
US3 patents
Patents
3 patentsUS5703951ADec 30, 1997
System and method for access data control
SPYRUS INC125 citations96
US5677953AOct 14, 1997
System and method for access control for portable data storage media
SPYRUS INC450 citations96
US5457746AOct 10, 1995
System and method for access control for portable data storage media
SPYRUS INC647 citations96