Patents by Inventor William J. Major, Sr.

William J. Major, Sr. 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).

  • Counterweight system
    Patent number: 7540689
    Abstract: A counterweight system for maintain stability of a tractor and the ability to compress a support surface when desired includes a tractor. A frame is selectively hitched to the tractor. A counterweight is coupled to the frame. The counterweight has a weight to balance weight positioned at the front of the tractor. A plurality of hitch balls is coupled to the frame. A trailer receives one of the hitch balls to allow the trailer to be coupled to the frame and to be towed to a different location.
    Type: Grant
    Filed: January 16, 2007
    Date of Patent: June 2, 2009
    Inventor: William J. Major, Sr.