Patents by Inventor Daniel T. Horn

Daniel T. Horn 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).

  • Tool holder for a screw machine box tool
    Patent number: 4986151
    Abstract: A tool holder for a small screw machine box tool, having a uniform diameter for easy removal and a carbide insert both useable in either right or left hand box tools.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: January 22, 1991
    Inventor: Daniel T. Horn