Patents by Inventor Carl Edward Knight

Carl Edward Knight 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: 4078745
    Abstract: A rotary kite suitable for rotation in a direction perpendicular to the wind flow is provided with a symmetrical wind receiving surface supported by a frame and open at the ends thereof permitting the passage of air currents therethrough with at least one vane attached to one end of the frame and extending beyond therefrom into the wind flow to cause rotation.
    Type: Grant
    Filed: September 8, 1977
    Date of Patent: March 14, 1978
    Inventors: Carl Edward Knight, JoAnn Frank Knight