Patents by Inventor Michael S. Pien

Michael S. Pien 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).

  • Air-cooled, hydrogen-air fuel cell
    Patent number: 5972530
    Abstract: An air-cooled, hydrogen-air solid polymer electrolyte (SPE) fuel cell with a membrane electrode assembly operatively associated with a fluid flow plate having at least one plate cooling channel extending through the plate and at least one air distribution hole extending from a surface of the cathode flow field into the plate cooling channel.
    Type: Grant
    Filed: January 13, 1998
    Date of Patent: October 26, 1999
    Assignee: ElectroChem, Inc.
    Inventors: Alexander B. Shelekhin, Calvin L. Bushnell, Michael S. Pien