Patents by Inventor Raymond Rodenburgh

Raymond Rodenburgh 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).

  • Modular block for retaining wall
    Patent number: D313280
    Type: Grant
    Filed: February 28, 1989
    Date of Patent: December 25, 1990
    Assignee: 719097 Ontario Limited
    Inventors: Raymond Rodenburgh, Brett Mitchell, Edward Bryant