Patents by Inventor Shiraz N. Ramji

Shiraz N. Ramji 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).

  • Edge manifold assembly for an electrochemical fuel cell stack
    Patent number: 5750281
    Abstract: An edge manifold assembly conducts, introduces and receives reactant and coolant streams to and from an electrochemical fuel cell stack. The assembly comprises a plurality of manifold plates. Each of the fuel cells has a single manifold plate or at least three manifold plates attached thereto. Each of the manifold plates has at least one manifold opening formed therein for containing a fluid and at least one channel formed therein for effecting fluid communication between the manifold opening and the fuel cell to which the manifold plate is attached.
    Type: Grant
    Filed: December 28, 1995
    Date of Patent: May 12, 1998
    Assignee: Ballard Power Systems Inc.
    Inventors: Kirk B. Washington, John T. Kenna, Greg A. James, Shiraz N. Ramji
  • Edge manifold assembly for an electrochemical fuel cell stack
    Patent number: 5514487
    Abstract: An edge manifold assembly conducts, introduces and receives reactant and coolant streams to and from an electrochemical fuel cell stack. The assembly comprises a plurality of manifold plates. Each of the fuel cells has a pair of manifold plates attached thereto. Each of the manifold plates has at least one manifold opening formed therein for containing a fluid and at least one channel formed therein for effecting fluid communication between the manifold opening and the fuel cell to which the manifold plate is attached.
    Type: Grant
    Filed: December 27, 1994
    Date of Patent: May 7, 1996
    Assignee: Ballard Power Systems Inc.
    Inventors: Kirk B. Washington, John T. Kenna, Shiraz N. Ramji, Gregory A. James