Patents by Inventor Arne W. P. Franke

Arne W. P. Franke 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).

  • Speedometer and/or hodometer for skiers
    Patent number: 4262537
    Abstract: Device for measuring the speed and/or the distance for skiers, consisting of a toothed wheel positioned at the ski and rotatable around an axis always vertical to the ski axis, the toothing of the wheel being in mechanical contact with the snow, whereby the wheel is protected at the side and in front and the space in which the wheel is positioned is open towards the back.
    Type: Grant
    Filed: March 21, 1979
    Date of Patent: April 21, 1981
    Inventors: Dieter E. Jander, Arne W. P. Franke