Nigel Seth-Smith

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method for controlling copying of protected information transmitted...
- Patent number 4,890,319
- Issue date Dec 26, 1989
- Scientific-Atlantic, Inc.
- Nigel Seth-Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communications format for a subscription television system permitti...
- Patent number 4,890,321
- Issue date Dec 26, 1989
- Scientific-Atlanta, Inc.
- Nigel Seth-Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for communication of video, audio, teletext, a...
- Patent number 4,866,770
- Issue date Sep 12, 1989
- Scientific-Atlanta, Inc.
- Nigel Seth-Smith
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication of individual messages to subscribers in a subscripti...
- Patent number 4,829,569
- Issue date May 9, 1989
- Scientific-Atlanta, Inc.
- Nigel Seth-Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE