Patents by Inventor Drew C. Dunwoody

Drew C. Dunwoody 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: 8227134
    Abstract: Disclosed are self-hydrating membrane electrode assemblies (MEAs), including MEAs that have been magnetically modified, which comprises (i) a cathode comprising an electrically conducting material having a catalytic material on at least a portion of a first surface thereof, the catalytic material comprising an effective amount of at least one catalyst component and at least one ion conducting material; (ii) a separator adjacent to and in substantial contact with the first surface of the cathode and comprising an ion conducting material; and (iii) an anode adjacent to and in substantial contact with the surface of the separator opposite the cathode and comprising an electrically conducting material having a catalytic material on at least a portion of a surface thereof adjacent to the separator, the catalytic material comprising an effective amount of at least one catalyst component and at least one ion conducting material; wherein the separator permits water to pass from the first surface of the cathode to the
    Type: Grant
    Filed: October 15, 2003
    Date of Patent: July 24, 2012
    Assignee: University of Iowa Research Foundation
    Inventors: Johna Leddy, Wayne L. Gellett, Drew C. Dunwoody
  • Publication number: 20100291415
    Abstract: Disclosed are methods for improving performance of fuel cells employing reformate fuels. The disclosed methods include employing a magnetically modified fuel cell and contacting the fuel cell anode with a reformate fuel stream that contains an amount of oxygen effective to increase carbon monoxide tolerance of the fuel cell.
    Type: Application
    Filed: July 14, 2005
    Publication date: November 18, 2010
    Inventors: Johna Leddy, Wayne L. Gellett, Drew C. Dunwoody
  • Patent number: 6355166
    Abstract: Materials and methods for making and using magnetically enhanced composite materials are provided. Surfaces coated with such composites can be used to improve fuel cells, material separators, and other applications. A variety of devices can incorporate such composites, including fuel cells, separators, batteries, and electrodes that effect electrolysis of magnetic species.
    Type: Grant
    Filed: October 29, 1999
    Date of Patent: March 12, 2002
    Assignee: The University of Iowa Research Foundation
    Inventors: Sudath Amarasinghe, Shelley Minteer, Lois Anne Zook, Drew C. Dunwoody, Catherine Spolar, Hachull Chung, Johna Leddy