Patents by Inventor Guido Graef

Guido Graef 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).

  • Apparatus for selecting satellite TV channels using a channel selection unit for VHF and UHF channels
    Patent number: 7197760
    Abstract: The invention relates to a receiving station for satellite television signals. The inventive system comprises an external unit, satellite receivers and television units for receiving both satellite signals and VHF/UHF signals under control of a common channel selection unit and a control module assigned to each television receiver. The control module is provided for generating control signals for the satellite receiver, so that satellite image signals can be received when selecting certain channels that would otherwise be available for VHF and UHF reception.
    Type: Grant
    Filed: December 8, 1999
    Date of Patent: March 27, 2007
    Assignee: Grundig Multimedia B.V.
    Inventor: Guido Graef