Patents by Inventor Sandra Lee Hagg

Sandra Lee Hagg 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).

  • Electrolyte sheet with regions of different compositions and fuel cell device including such
    Patent number: 7820332
    Abstract: An electrolyte sheet comprising two major surfaces, the electrolyte sheet including regions of differing compositions, so that (i) at least one of these regions has at least 1.5 times higher ionic conductivity than at least one other region; (ii) wherein the at least one other region has 20% more tetragonal phase zirconia per volume than the least one region with higher ionic conductivity; and (iii) when viewed in cross-section taken through said major surfaces at least one of the regions exhibits a non-uniform thickness.
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: October 26, 2010
    Assignee: Corning Incorporated
    Inventors: Michael Edward Badding, Sean Matthew Garner, Sandra Lee Hagg, Thomas Dale Ketcham, Jeffrey Allen Miller, Dell Joseph St Julien
  • Electrolyte sheet with regions of different compositions and fuel cell device including such
    Publication number: 20080075984
    Abstract: An electrolyte sheet comprising two major surfaces, the electrolyte sheet including regions of differing compositions, so that (i) at least one of these regions has at least 1.5 times higher ionic conductivity than at least one other region; (ii) wherein the at least one other region has 20% more tetragonal phase zirconia per volume than the least one region with higher ionic conductivity; and (iii) when viewed in cross-section taken through said major surfaces at least one of the regions exhibits a non-uniform thickness.
    Type: Application
    Filed: September 27, 2006
    Publication date: March 27, 2008
    Inventors: Michael Edward Badding, Sean Matthew Garner, Sandra Lee Hagg, Thomas Dale Ketcham, Jeffrey Allen Miller, Dell Joseph St Julien