Patents by Inventor Robert A. Muto

Robert A. Muto 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).

  • Driver or bit construction
    Patent number: 5555781
    Abstract: A bit construction for use in restricted work spaces includes a preformed cap member having a center axial counterbore for receipt of cylindrical bit member having a shaped end that projects outwardly from the cap member and defines a bit for engaging a fastener and acting as a driver. A specific brazing operation enables assembly of the component parts to provide a useful bit construction.
    Type: Grant
    Filed: February 23, 1995
    Date of Patent: September 17, 1996
    Assignee: The Lisle Corporation
    Inventors: James L. Pool, Robert A. Muto, Ronald J. Perkins