Patents by Inventor Martin Henry David Clarke

Martin Henry David Clarke 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).

  • Magnet retention clip
    Patent number: 7631467
    Abstract: A magnet retention clip for assembling modular wall panels includes a magnet holder, prongs insertable into the wall panel and stabilizers outwardly of the magnet holder.
    Type: Grant
    Filed: September 25, 2006
    Date of Patent: December 15, 2009
    Assignee: Illinois Tool Works Inc.
    Inventor: Martin Henry David Clarke