Patents by Inventor John Elter

John Elter 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).

  • Fuel cell
    Publication number: 20030190517
    Abstract: Cathodes that can be used, for example, in an electrode unit, a fuel cell, and/or a fuel cell stack are disclosed.
    Type: Application
    Filed: October 24, 2002
    Publication date: October 9, 2003
    Inventors: John Elter, Richard H. Gaylord, Qunhui Guo, Chockkalingam Karuppaiah, Hao Tang, Yaobang Wu