Patents by Inventor Shiao-Ping Yen

Shiao-Ping Yen 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).

  • HSPES membrane electrode assembly
    Patent number: 6136463
    Abstract: An improved fuel cell electrode, as well as fuel cells and membrane electrode assemblies that include such an electrode, in which the electrode includes a backing layer having a sintered layer thereon, and a non-sintered free-catalyst layer. The invention also features a method of forming the electrode by sintering a backing material with a catalyst material and then applying a free-catalyst layer.
    Type: Grant
    Filed: November 23, 1998
    Date of Patent: October 24, 2000
    Assignee: California Institute of Technology
    Inventors: Andrew Kindler, Shiao-Ping Yen