Patents by Inventor Malcolm D. Buie

Malcolm D. Buie 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 hitch
    Patent number: 5725231
    Abstract: In accordance with the present invention there is provided a trailer hitch for quickly and easily connecting a trailer to a tractor including a draw bar, a primary pivot device for connecting the draw bar to the tractor, a hitching device connected to the trailer for connecting the trailer to the draw bar, the hitching device having a stabilizer and air cylinder connected thereto for decreasing the downward forces on the rear end of a tractor.
    Type: Grant
    Filed: November 20, 1995
    Date of Patent: March 10, 1998
    Inventor: Malcolm D. Buie