Patents by Inventor Mark Martelle

Mark Martelle 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).

  • Pipe cutting tool
    Patent number: D400075
    Type: Grant
    Filed: May 19, 1997
    Date of Patent: October 27, 1998
    Assignee: Grinnell Corp.
    Inventor: Mark Martelle