Patents by Inventor Herbert Truck

Herbert Truck 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).

  • Input-output-color-screen system
    Patent number: 4079450
    Abstract: An input-output-color-screen system is provided having a color display scn device and a microcomputer having an associated working memory which is used as a screen refreshing memory, and a minidisc storage device for storing information signals. A virtual key board including symbols is provided on a section of the screen, and a light pen with associated control means is used to manually select desired symbols for display.
    Type: Grant
    Filed: October 21, 1975
    Date of Patent: March 14, 1978
    Assignee: Fraunhofer-Gesellschaft Zur Forderung der angewandten Forschung e.V.
    Inventors: Rudi Grimm, Max Syrbe, Herbert Truck