Patents by Inventor Mark F. Hanson

Mark F. Hanson 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).

  • Arm rest for lawn mower
    Patent number: D588613
    Type: Grant
    Filed: February 28, 2008
    Date of Patent: March 17, 2009
    Assignee: Ariens Company
    Inventors: Paul A. Schroeder, Mark F. Hanson