Patents by Inventor David Wayne Nolan

David Wayne Nolan 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).

  • Zero end clearance roller for a drum type compactor
    Patent number: 7497642
    Abstract: A roller type asphalt pad and/or soil compactor adapted to compact asphalt paving and sub-grading closely adjacent to building walls, poles, edgings, curbs, and barriers. The roller comprises at least one end having an axially offset cylindrical extension having a recessed hub, or no hub, which allows the extension to compress the paving without having a hub or similar end attachment that prevents the roller assembly from working snugly against a wall or barrier.
    Type: Grant
    Filed: June 15, 2007
    Date of Patent: March 3, 2009
    Inventors: Lawrence Raymond, David Wayne Nolan
  • Zero end clearance roller for a drum type compactor
    Publication number: 20080310918
    Abstract: A roller type asphalt pad and/or soil compactor adapted to compact asphalt paving and sub-grading closely adjacent to building walls, poles, edgings, curbs, and barriers. The roller comprises at least one end having an axially offset cylindrical extension having a recessed hub, or no hub, which allows the extension to compress the paving without having a hub or similar end attachment that prevents the roller assembly from working snugly against a wall or barrier.
    Type: Application
    Filed: June 15, 2007
    Publication date: December 18, 2008
    Inventors: Lawrence Raymond, David Wayne Nolan