Patents by Inventor Kirk Wright

Kirk Wright 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).

  • Portable bridge system
    Patent number: 5603134
    Abstract: A portable bridge system formed from at least a pair of substantially rectangular bridge platforms positioned in side-by-side relationship including end locking plates for locking the platforms together at the end regions thereof. The invention further includes shear plates integral with, and spaced along, a side edge of the bridge platform for engagement with an adjacent bridge platform to resist transverse shear forces between adjacent bridge platforms.
    Type: Grant
    Filed: June 27, 1995
    Date of Patent: February 18, 1997
    Assignee: Coastal Lumber Company
    Inventors: Craig R. Whipkey, Peter L. Bloomer, Kirk Wright, Michael P. Wolcott