Patents by Inventor Jan Eielsen

Jan Eielsen 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).

  • Screw turbine device
    Publication number: 20060257241
    Abstract: A screw turbine device (1) comprising at least one helical blade (4) that is rotatable about an axis (6), the cross section of the blade (4) being in the shape of the profile (15) of an aeroplane wing, and where the aeroplane wing-like profile (15) projects from the outer radial extent of the blade (4) and in to the shaft (2) of the screw turbine (1).
    Type: Application
    Filed: January 28, 2004
    Publication date: November 16, 2006
    Inventor: Jan Eielsen