Patents by Inventor Jeffrey R. VanPraag

Jeffrey R. VanPraag 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).

  • Primary flight display system having a vertical linear altimeter
    Patent number: 5136301
    Abstract: A primary flight display having a vertically oriented linear scale format altimeter therein which includes a non-numbered coarse tape-like image area, for displaying markings relating to altitude and a fine scale tape-like image area juxtaposed with said coarse tape-like image area said fine scale image area for displaying numerals in vertical translational movement and a central current altimeter reading with at least part of the reading disposed about said coarse scale image area.
    Type: Grant
    Filed: August 30, 1989
    Date of Patent: August 4, 1992
    Assignee: Rockwell International Corporation
    Inventors: Alan R. Bechtold, Charles A. Fenwick, Charles E. Hall, Jeffrey R. VanPraag