4. Television
  5. Image signal processing circuitry specific to television
  6. Special effects

Donald W. Allison

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Interactive program guide systems and processes

Television – Special applications – Manufacturing
Patent

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Interactive scroll program guide

Computer graphics processing and selective visual display system – Display peripheral interface input device – Light pen for fluid matrix display panel
Patent

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Interactive television program guide system with title and...

Interactive video distribution systems – Access control or blocking – Of specific channel
Reexamination Certificate

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Methods and systems for presenting program schedule...

Interactive video distribution systems – Operator interface – To facilitate tuning or selection of video signal
Reexamination Certificate

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Program guide system with advertisements

Interactive video distribution systems – Operator interface – To facilitate tuning or selection of video signal
Reexamination Certificate

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