Patents by Inventor Douglas E. Leather

Douglas E. Leather 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).

  • Foldable stand
    Patent number: 4967672
    Abstract: A portable foldable stand for supporting and transporting a heavy article. The stand includes a horizontal platform supported on a foldable scissor leg mechanism and a gas spring cylinder assembly connected to the leg mechanism for assisting an operator in folding and unfolding the stand.
    Type: Grant
    Filed: May 24, 1989
    Date of Patent: November 6, 1990
    Assignee: Teledyne Industries, Inc.
    Inventor: Douglas E. Leather