Patents by Inventor Gregory Lee Martin

Gregory Lee Martin 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).

  • Sliding platform with an outrigger that attaches to a ladder for safety
    Patent number: 9580963
    Abstract: A sliding platform with an outrigger attaches to a ladder for stabilization by urging the outrigger against the underside of a structure (e.g., an eave). The device prevents the ladder from sliding or falling away from the structure. The device is adjustable from right to left to accommodate an angle of the engaged underside.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: February 28, 2017
    Inventors: Thomas Alfred Wilkes, Gregory Lee Martin