Patents by Inventor Peter Leonard Stevens

Peter Leonard Stevens 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).

  • Clamp assembly
    Patent number: 7484310
    Abstract: A clamping device particularly for use in the preliminary stages of the erection of roof trusses, the clamping device comprising a first attachment means (11) to enable the device to be securely and releasably attached to one truss, a second attachment means (20) to enable the device to be attached to an adjacent device or a truss, and means (13) to enable the length between the first attachment means and the second attachment means to be varied.
    Type: Grant
    Filed: April 28, 2005
    Date of Patent: February 3, 2009
    Assignee: Frook Pty Ltd
    Inventors: Kenneth Geoffrey Jaffers, Peter Leonard Stevens