Patents by Inventor James N. Pinto

James N. Pinto 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).

  • Wafer lift assembly
    Patent number: 6238513
    Abstract: A wafer lift assembly including an RF shunt is provided. An insulating rim is connected to a powered lift cylinder via a conductive screw. The head of the screw is recessed below a top surface of the rim. A cover is arranged over top of the rim and screw. The RF shunt is a layer of conductive material arranged between the rim and the cover.
    Type: Grant
    Filed: December 28, 1999
    Date of Patent: May 29, 2001
    Assignee: International Business Machines Corporation
    Inventors: Kimberley J. Arnold, John W. Lewis, James N. Pinto