3440427
3493674
3833757
3891792
System for processing data signals for insertion in television signals
Patent #: 3996583
Issued on: 12/07/1976
Inventor: Hutt , et al.
Apparatus for storing data broadcast in digital form for generating a character display or for recording such data for later playback
Patent #: 4016361
Issued on: 04/05/1977
Inventor: Pandey
Television display control apparatus
Patent #: 4026555
Issued on: 05/31/1977
Inventor: Kirschner , et al.
Television receiver system having facility for storage and display of character information selected from digitally encoded broadcast transmissions
Patent #: 4052719
Issued on: 10/04/1977
Inventor: Hutt , et al.
Television receivers
Patent #: 4096524
Issued on: 06/20/1978
Inventor: Scott
Color television signal including auxiliary information
Patent #: 4134127
Issued on: 01/09/1979
Inventor: Campioni
More ...
Television receiver equipped for simultaneously showing several programs
Patent #: 4139860
Issued on: 02/13/1979
Inventor: Micic , et al.
Electronic display apparatus
Patent #: 4161728
Issued on: 07/17/1979
Inventor: Insam
Programming and selection monitoring system for television receivers
Patent #: 4170782
Issued on: 10/09/1979
Inventor: Miller
Information displaying system
Patent #: 4203130
Issued on: 05/13/1980
Inventor: Doumit , et al.
Television system transmitting enciphered data signals during field blanking interval
Patent #: 4205343
Issued on: 05/27/1980
Inventor: Barrett
TV Graphics and mixing control
Patent #: 4218698
Issued on: 08/19/1980
Inventor: Bart , et al.
Remote control system capable of transmitting the information with the aid of an infra red beam using PPM or an ultrasonic beam using PDM
Patent #: 4231031
Issued on: 10/28/1980
Inventor: Crowther , et al.
NTSC receiver useable with Teletext/Viewdata information
Patent #: 4233628
Issued on: 11/11/1980
Inventor: Ciciora
Composite image display apparatus
Patent #: 4249211
Issued on: 02/03/1981
Inventor: Baba , et al.
Remote control of video
Patent #: 4261006
Issued on: 04/07/1981
Inventor: Weintraub , et al.
Dedicated channel interactive cable television system
Patent #: 4264924
Issued on: 04/28/1981
Inventor: Freeman
Television set which displays analog data relevant to the operation of the television set on its video display
Patent #: 4270145
Issued on: 05/26/1981
Inventor: Farina
Television receiver apparatus for selectively displaying a video picture or alphanumeric data information
Patent #: 4288809
Issued on: 09/08/1981
Inventor: Yabe
Dynamic audio-video interconnection system
Patent #: 4337480
Issued on: 06/29/1982
Inventor: Bourassin , et al.
Text video-transmission system provided with means for controlling access to the information
Patent #: 4337483
Issued on: 06/29/1982
Inventor: Guillou
Television set with picture-storage means
Patent #: 4344090
Issued on: 08/10/1982
Inventor: Belisomi , et al.
Method and apparatus for controlling the operation of a television signal receiver
Patent #: 4390901
Issued on: 06/28/1983
Inventor: Keiser
Switching circuit for television receiver on-screen display
Patent #: 4412244
Issued on: 10/25/1983
Inventor: Shanley, II
Method for simultaneous teletext and analog signal transmission
Patent #: 4413281
Issued on: 11/01/1983
Inventor: Thonnart
Device for the automatic editing, at the receiver, of unwanted program material from broadcast electrical signals
Patent #: 4420769
Issued on: 12/13/1983
Inventor: Novak
System for overlaying a computer generated video signal on an NTSC video signal
Patent #: 4425581
Issued on: 01/10/1984
Inventor: Schweppe , et al.
Televison programming information system
Patent #: 4449249
Issued on: 05/15/1984
Inventor: Price
Television/telephone system with automatic dialing
Patent #: 4456925
Issued on: 06/26/1984
Inventor: Skerlos , et al.
Picture display arrangement
Patent #: 4477830
Issued on: 10/16/1984
Inventor: Lindman , et al.
Television viewing center system
Patent #: 4488179
Issued on: 12/11/1984
Inventor: Kru/ ger , et al.
Remote controlled receiver with provisions for automatically programming a channel skip list
Patent #: 4495654
Issued on: 01/22/1985
Inventor: Deiss
Media guide
Patent #: 4496171
Issued on: 01/29/1985
Inventor: Cherry
Reduced memory graphics-to-raster scan converter
Patent #: 4496976
Issued on: 01/29/1985
Inventor: Swanson , et al.
Method and apparatus for the automatic identification and verification of commercial broadcast programs
Patent #: 4547804
Issued on: 10/15/1985
Inventor: Greenberg
Remote control transmitter arrangement for one or more television devices
Patent #: 4566034
Issued on: 01/21/1986
Inventor: Harger , et al.
Teletext decoder using a common memory
Patent #: 4595951
Issued on: 06/17/1986
Inventor: Filliman
Teletext decoder having a register array for operating on pixel words
Patent #: 4595952
Issued on: 06/17/1986
Inventor: Filliman
Picture display device
Patent #: 4620229
Issued on: 10/28/1986
Inventor: Amano , et al.
Television signal receiving apparatus
Patent #: 4691351
Issued on: 09/01/1987
Inventor: Hayashi , et al.
Signal processing apparatus and methods
Patent #: 4694490
Issued on: 09/15/1987
Inventor: Harvey , et al.
Copying apparatus
Patent #: 4707121
Issued on: 11/17/1987
Inventor: Sawaki , et al.
System for electronically controllably viewing on a television updateable television programming information
Patent #: 4751578
Issued on: 06/14/1988
Inventor: Reiter , et al.
Data acquisition device
Patent #: 4768228
Issued on: 08/30/1988
Inventor: Clupper , et al.
Video cassette recorder programming via teletext transmissions Patent #: 4908707
Issued on: 03/13/1990
Inventor: Kinghorn
July 5, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
