Patents by Inventor Gunther Witzel

Gunther Witzel 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).

  • Terminal device for picture communication
    Patent number: 5012348
    Abstract: The invention concerns a terminal device for picture communication, having a picture screen and a video camera for image transmission of the participant and for photographing of documents, drawings, plans, etc., with the video camera capable of being pivotably positioned vertically corresponding to the picture to be photographed and being mounted at the end of a swivel arm that is horizontally adjustable to different positions.
    Type: Grant
    Filed: February 13, 1990
    Date of Patent: April 30, 1991
    Assignee: Telenorma GmbH
    Inventors: Gunther Witzel, Bruno Widmann, Franz Muller