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David G. O'Neill

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  • Lake Elmo, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oxygen-reducing catalyst layer
    • Patent number 7,906,251
    • Issue date Mar 15, 2011
    • 3M Innovative Properties Company
    • Dennis P. O'Brien
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell catalyst
    • Patent number 7,867,648
    • Issue date Jan 11, 2011
    • 3M Innovative Properties Company
    • Radoslav Atanasoski
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Method for making oxygen-reducing catalyst layers
    • Patent number 7,740,902
    • Issue date Jun 22, 2010
    • 3M Innovative Properties Company
    • Dennis P. O'Brien
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

  • Information Patent Application

    FUEL CELL CATALYST
    • Publication number 20090226796
    • Publication date Sep 10, 2009
    • 3M Innovative Properties Company
    • Radoslav Atanasoski
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    OXYGEN-REDUCING CATALYST LAYER
    • Publication number 20070248875
    • Publication date Oct 25, 2007
    • 3M Innovative Properties Company
    • Dennis P. O'Brien
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    METHOD FOR MAKING OXYGEN-REDUCING CATALYST LAYERS
    • Publication number 20070248752
    • Publication date Oct 25, 2007
    • 3M Innovative Properties Company
    • Dennis P. O'Brien
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...