Patents by Inventor Ryan Sprouse Dart

Ryan Sprouse Dart 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).

  • LAWN MOWER MOUNTED PLUG AERATOR
    Publication number: 20120006571
    Abstract: The present invention relates to a lawn aerating apparatus designed for attachment to the face of a wheel. Attachment is by one or more bolts and is configured to cut one or more cylindrical soil plugs while traversing the lawn. The device is adjustable for mounting on the face different wheel configurations plus clamping to the tread, as well as for adjusting the depth of the plugs that are cut.
    Type: Application
    Filed: July 12, 2010
    Publication date: January 12, 2012
    Inventor: Ryan Sprouse Dart
  • Box level
    Patent number: D623544
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: September 14, 2010
    Assignee: Empire Level Mfg. Co.
    Inventors: Charles Dunn Kim, Steven Wayne Bockmann, Ryan Sprouse Dart, John R. Christianson