Patents by Inventor James R. Lawler

James R. Lawler 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: 4718501
    Abstract: A self-trailering hovercraft is disclosed, having wheels such that the wheels can remain in the same position when the hovercraft is trailering or in the hover mode, or retracted for additional ground clearance while in hover mode if desired. A trailer hitch is provided that can be adjusted to various hitch heights for trailering or removed completely for operation in hover mode. Further, cockpit covering and unique U-shaped skirts having good closing and susceptable to easy repair are disclosed.
    Type: Grant
    Filed: September 5, 1985
    Date of Patent: January 12, 1988
    Inventor: James R. Lawler