Patents by Inventor Laurie F. Hadley

Laurie F. Hadley 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).

  • Helicopter transport apparatus
    Patent number: 9403559
    Abstract: A helicopter transport apparatus comprising a multi-wheel trailer comprising a platform, a torsion bar axle and suspension system, a hydraulic power unit, hydraulic lift cylinders, a winch, and a means of adjusting the height of the trailer over the range of elevations required for loading, unloading, and transporting a helicopter.
    Type: Grant
    Filed: October 10, 2006
    Date of Patent: August 2, 2016
    Inventors: William Wade Hadley, Laurie F. Hadley, Charles Lee Phy