Patents by Inventor Joseph Harry Krenz

Joseph Harry Krenz 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).

  • Vertical spinner
    Patent number: 7963199
    Abstract: The present invention relates to a spinning apparatus for forming a workpiece when the workpiece is arranged in a substantially vertical orientation. The spinning apparatus includes at least one tool capable of altering the shape of the workpiece while spinning. The apparatus also includes a clamp configured to hold the workpiece as the tool works the workpiece. The spinning apparatus includes a spinning arrangement allowing for the vertical arrangement of the workpiece while the tool is working on the workpiece.
    Type: Grant
    Filed: February 22, 2007
    Date of Patent: June 21, 2011
    Assignee: Hess Industries, Inc.
    Inventors: David Mayfield, Joseph Harry Krenz, Krishnathejan Akumalla