Patents by Inventor David Earl Henderson

David Earl Henderson 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).

  • Electrochemical cell bipolar plate with sealing feature
    Patent number: 7452623
    Abstract: A bipolar plate for an electrochemical cell having a first side, a second side, and a sealing region is disclosed. The first side has a first fluid flow region bordered by a first sealing region, and the second side has a second fluid flow region bordered by a second sealing region. The first sealing region is composed of a mesh bonded to the first side.
    Type: Grant
    Filed: November 11, 2004
    Date of Patent: November 18, 2008
    Assignee: Proton Energy Systems, Inc.
    Inventor: David Earl Henderson