Patents by Inventor Brian Thomas Ray

Brian Thomas Ray 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).

  • Structural elements
    Patent number: 5809713
    Abstract: A structural beam (10,20) including a plurality of transversely extending discrete timber pieces (12) arranged in alignment, each timber piece (12) having opposed parallel faces which abut with equivalent faces of adjacent pieces, aligned apertures being formed in the pieces and a longitudinally extending prestressing cable (14) passing through the aligned apertures under tension so as to press the aligned pieces together.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: September 22, 1998
    Assignee: Lancefield Pty Ltd.
    Inventor: Brian Thomas Ray