Patents by Inventor Dirk Projahn

Dirk Projahn 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).

  • Patent number: 8545348
    Abstract: A golf-course guide is provided with true to scale information maps of the individual holes for orientation about the quirks and distances of the respective hole. Detailed golf-course features which serve at least as an orientation aid for visual position determination are indicated by way of each information map of the respective hole which is shown to scale. A measurement aid is provided which includes a distance scale which corresponds to the scale of the information map, in order for it to be possible to determine the distances which are relevant for the player. A golf-course guide of this type can be handled simply and produced inexpensively.
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: October 1, 2013
    Inventors: Franz Ulrich, Dirk Projahn
  • Publication number: 20110105249
    Abstract: A golf-course guide is provided with true to scale information maps (1) of the individual holes (2) for orientation about the quirks and distances of the respective hole (2). Detailed golf-course features which serve at least as an orientation aid for visual position determination are indicated by way of each information map (1) of the respective hole (2) which is shown to scale. A measurement aid means (10) is provided which is provided with a distance scale (11) which corresponds to the scale of the information map (1), in order for it to be possible to determine the distances which are relevant for the player. A golf-course guide of this type can be handled simply and produced inexpensively.
    Type: Application
    Filed: April 27, 2009
    Publication date: May 5, 2011
    Inventors: Franz Ulrich, Dirk Projahn