1
Graham C Bradley, Alton O Stretton, Terry L Leier: Secure hierarchial video delivery system and method. SaskTel, Davis Bujold & Streck, December 15, 1992: US05172413 (741 worldwide citation)

Disclosed is an improved system for the delivery of entertainment and educational programming from a plurality of electronic libraries to a plurality of users. Users actuate a hand operated control device to: review a listing of available programming; enable the delivery of a program from a library; ...


2
Graham C Bradley, Everett L Florence, Gordon R Reed, Darrin W Bitter: Video store and forward on demand apparatus and method. SaskTel, Davis Bujold & Streck, February 8, 1994: US05285272 (126 worldwide citation)

A two-stage television signal distribution system, useful for distribution where the first stage of the television distribution occurs over satellite, has a distribution control center for encoding system control information in the vertical blanking interval of a television signal to be broadcast ov ...


3
Graham C Bradley, Everett L Florence, Alton O Stretton: Apparatus for networking computers for multimedia applications. May 3, 1994: US05309564 (43 worldwide citation)

This invention relates to network apparatus for the interconnecting personal computers and workstations, for the purpose of efficiently sharing the use of multimedia type computer applications such as programs and files. Multimedia computer programs are those that display on the user's monitor, text ...


4
Graham C Bradley, Alton O Stretten, John P Stretten, Rex B Wentzel: Control and metering system for pay television over a cable network. Larson & Taylor, October 31, 1989: US04878245 (29 worldwide citation)

An improved control and metering system for pay television distribution over a cable network. A control unit is located near each receiver on a subscribers premises and a secure filter, switching and metering unit is located external to the subscribers home. For the basic apparatus power and control ...


5
Graham C Bradley, Alton O Stretton: System for controlling equipment within a telephone subscribers premises using DTMF telephone tones. Sasktel, Hayes Soloway Hennessey Grossman & Hage P C, August 20, 1996: US05548635 (16 worldwide citation)

A system for controlling telephone and non-telephone equipment located on the premises of a telephone subscriber is disclosed. The system includes at least one internal tone control device (ITCD), connected between a telephone outlet and the controlled equipment. The ITCD receives, decodes and valid ...


6
Graham C Bradley, Alan Simpson, Shane D Newton, Dennis E Johns, Oliver Cruder: System and controller for control and distribution of audio and video signals. Sasktel, Gates & Cooper, June 3, 2003: US06574798 (13 worldwide citation)

The object of the invention is to provide a system and controller for distribution of audio/video signals on a pay-for-use basis, to a customer in a controlled environment such as a motel, hotel, bus station, bar or apartment building. The system includes a global authorization computer which transm ...


7
Graham C Bradley, Alton O Stretten, Terry L Leier: Secure hierarchial video delivery system and method. SaskTel, Oblon Spivak McClelland Maier & Neustadt P C, November 4, 1997: USRE035651

Disclosed is an improved system for the delivery of entertainment and educational programming from a plurality of electronic libraries to a plurality of users. Users actuate a hand operated control device to: review a listing of available programming; enable the delivery of a program from a library; ...