Patents by Inventor Charles Michael Carlstrom

Charles Michael Carlstrom 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).

  • Forming a layer on a flow plate of a fuel cell stack
    Patent number: 7090939
    Abstract: A technique includes applying a charge to a flow plate of a fuel cell stack and depositing a material on at least a portion of the flow plate in response to the charge. In some embodiments of the invention, the technique may be applied to a fuel cell stack that includes a passageway to communicate a coolant. As a result of the technique, the fuel cell stack may include a layer to line the passageway to electrically insulate the stack from the coolant.
    Type: Grant
    Filed: March 28, 2003
    Date of Patent: August 15, 2006
    Assignee: Plug Power Inc.
    Inventors: Charles Michael Carlstrom, Jr., John G. Piccirillo, Dustan L. Skidmore
  • Forming a layer on a flow plate of a fuel cell stack
    Publication number: 20040191582
    Abstract: A technique includes applying a charge to a flow plate of a fuel cell stack and depositing a material on at least a portion of the flow plate in response to the charge. In some embodiments of the invention, the technique may be applied to a fuel cell stack that includes a passageway to communicate a coolant. As a result of the technique, the fuel cell stack may include a layer to line the passageway to electrically insulate the stack from the coolant.
    Type: Application
    Filed: March 28, 2003
    Publication date: September 30, 2004
    Inventors: Charles Michael Carlstrom, John G. Piccirillo, Dustan L. Skidmore