1
David P Waite, Horace G Riddell: Secure system for activating personal computer software at remote locations. Tau Systems Corporation, Hoffman Wasson & Gitler, June 22, 1993: US05222134 (547 worldwide citation)

A process and system for activating various programs are provided in a personal computer. The computer is initially provided with a registration shell. A data link is established between the personal computer and a registration computer. By providing the registration computer with various informatio ...


2
David P Waite, Horace G Riddell: Secure system for activating personal computer software at remote locations. Hoffman Wasson & Gitler, April 7, 1992: US05103476 (466 worldwide citation)

A process and system for activating various programs are provided in a personal computer. The computer is initially provided with a portion of a main program. A data link is established between the personal computer and a registration computer. By providing the registration computer with various inf ...


3
David P Waite, Horace G Riddell: Communications network for communicating with computers provided with disparate protocols. Tau Systems Corporation, Hoffman Wasson & Fallow, August 18, 1987: US04688170 (95 worldwide citation)

A global data network communication system for communicating between diverse computer systems, each system provided with different protocols used to transmit, receive and understand information. At least one of the computer systems contains a memory into which a directory of information is stored to ...