Patents by Inventor Charles Heuer

Charles Heuer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Teletext reception indicator
    Patent number: 4520392
    Abstract: An indicator is described for alerting a television viewer to the fact that a teletext signal is being received. In the preferred embodiment, the indicator includes a control which senses the detection of the framing code associated with the received teletext signal to actuate an indicator lamp.
    Type: Grant
    Filed: March 4, 1983
    Date of Patent: May 28, 1985
    Assignee: Zenith Electronics Corporation
    Inventors: Charles M. Cox, Charles Heuer