Patents by Inventor Barrett May

Barrett May 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 cells and fuel cell plates
    Patent number: 6790554
    Abstract: A plate, e.g. a bipolar plate, for fuel cells for (a) conducting current from the anode of one cell unit to the cathode of the adjacent cell unit and/or (b) distributing fluid which comprises a substrate with a coating of an electrocatalytically-active material comprising ruthenium oxide.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: September 14, 2004
    Assignee: Imperial Chemical Industries PLC
    Inventors: Barrett May, David R Hodgson