Patents by Inventor Robert Cornfield

Robert Cornfield 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).

  • Diamond
    Patent number: D536634
    Type: Grant
    Filed: April 12, 2005
    Date of Patent: February 13, 2007
    Assignee: FTK Worldwide Manufacturing
    Inventor: Robert Cornfield