900 number billing and collection system and method for on-line
Absolute static lock of files and directories on magnetic disk s
Access control system for litigation document production
Access restriction to circuit designs
Adaptive data ciphering/deciphering apparatuses and data communi
Advertisement authentication system in which advertisements are
Anonymous information retrieval system (ARS)
Anti-copying video signal processing
Anti-taping method and apparatus for a multiplexed analog compon
Antijam improvement method and apparatus
Apparatus and method for certifying the delivery of information
Apparatus and method for comprehensive copy protection for video
Apparatus and method for continuous scrambling while transmittin
Apparatus and method for controlling access to software
Apparatus and method for establishing crypto conferences on a te
Apparatus and method for loading a system reference diskette ima
Apparatus and method for loading a system reference diskette ima
Apparatus and method for preventing unauthorized access to BIOS
Apparatus and method for preventing unauthorized copying of vide
Apparatus and method for preventing unauthorized copying of vide