Patents by Inventor James Henry Haslam

James Henry Haslam 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).

  • Trailer Coupling
    Publication number: 20080258432
    Abstract: A trailer coupling apparatus comprising means (6, 8) to pivotably mount at least one left wheel and at least one right wheel to a trailer (3), independent means (12) to pivotably connect the trailer (3) to a towing vehicle (5) and means to enable differential pivoting of the said wheels and trailer, with respect to the towing vehicle, as the towing vehicle is turned in use.
    Type: Application
    Filed: March 1, 2004
    Publication date: October 23, 2008
    Inventor: James Henry Haslam