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Fuel cell and enzyme electrode

  • US 8,911,908 B2
  • Filed: 08/06/2009
  • Issued: 12/16/2014
  • Est. Priority Date: 10/06/2008
  • Status: Active Grant
First Claim
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1. A fuel cell comprising:

  • a cathode;

    an anode disposed opposite to the cathode; and

    a proton conductor sandwiched between the anode and the cathode,wherein each of the anode and the cathode comprises;

    an electrode substrate;

    an enzyme fixing film for fixedly providing an enzyme to the electrode substrate; and

    a current collector provided with a convex portion higher than a thickness of the enzyme film, wherein the current collector comes in contact with the electrode substrate by the convex portion.

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