Patents by Inventor Dorrance E. McLean

Dorrance E. McLean 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: 7608174
    Abstract: A fixture is disclosed to more easily affix a workpiece in the proper orientation and spacing with sealed electrical interconnection within an electrochemical plating bath. The workpiece can be any planar metallic or non-metallic substrate such as a silicon wafer commonly used in LIGA or microsystem fabrication. The fixture described allows the workpiece to be submerged deep within an electrolytic cell, facing upwards, and allows easy transfer from one cell to another. The edges, backside, and electrical connections are sealed and protected from the electrolyte.
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: October 27, 2009
    Assignee: Sandia Corporation
    Inventors: John T. Hachman, Matthew W. Losey, Dorrance E. McLean