Patents by Inventor Mark Clayton Johnston

Mark Clayton Johnston 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).

  • Tow hook
    Patent number: D581324
    Type: Grant
    Filed: October 18, 2006
    Date of Patent: November 25, 2008
    Assignee: Machining Enterprise Inc.
    Inventors: Michael Edward Fonk, Mark David Belanger, Gary Michael Ray, Mark Clayton Johnston
  • Shackle assembly
    Patent number: D587093
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: February 24, 2009
    Assignee: Machining Enterprise Inc.
    Inventors: Michael Edward Fonk, Mark David Belanger, Gary Michael Ray, Mark Clayton Johnston
  • Upright shackle assembly
    Patent number: D587094
    Type: Grant
    Filed: April 18, 2008
    Date of Patent: February 24, 2009
    Assignee: Machining Enterprise Inc.
    Inventors: Michael Edward Fonk, Mark David Belanger, Gary Michael Ray, Mark Clayton Johnston