Patents by Inventor James Lee Pyle

James Lee Pyle 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).

  • Rail conversion module for road tractor
    Patent number: 6199485
    Abstract: A rail conversion module for a tractor allowing the tractor to be driven either on the ground or on railroad tracks wherein a hinged module frame fits under the tractor with front rail wheels on a frame front section being attached to the tractor and adapted to be raised for ground travel or lowered for rail travel and driven rear rail wheels on a frame rear section which by a hinge mounting can be raised for ground travel or lowered for rail travel.
    Type: Grant
    Filed: August 4, 1999
    Date of Patent: March 13, 2001
    Inventor: James Lee Pyle