Patents by Inventor Barry T. Williams

Barry T. Williams 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).

  • Patent number: 5167585
    Abstract: A blind rivet assembly comprising a flanged rivet body and a mandrel having a stem provided with extension means wherein wire fed to mandrel-forming means is first subjected to at least one operation to form a series of indentations on the surface of the feed wire. This may be carried out by a plurality of pairs of indenting rolls arranged symmetrically around the feed wire.
    Type: Grant
    Filed: June 28, 1991
    Date of Patent: December 1, 1992
    Assignee: Emhart Inc.
    Inventor: Barry T. Williams