Patents by Inventor Franz Scheruebl

Franz Scheruebl 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).

  • Ski structures
    Patent number: 4175767
    Abstract: A ski structure has a top chord, a bottom chord, at least one intermediate chord, and core material between the chords. The core material is so shaped or arranged that the or each intermediate chord is at a constant distance from the top chord at the top portion and remote rear end of the ski, and is at a constant distance from the bottom chord in the middle region of the ski.
    Type: Grant
    Filed: December 9, 1977
    Date of Patent: November 27, 1979
    Inventor: Franz Scheruebl