Patents by Inventor Alan Robert Chapman

Alan Robert Chapman 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).

  • Flow field plate geometries
    Patent number: 7838139
    Abstract: A flow field plate for a fuel cell or electrolyser comprises on at least one face an assembly of channels comprising one or more gas delivery channels, one or more gas removal channels, and a permeable wall separating same. The permeable wall may comprise a plurality of gas diffusion channels.
    Type: Grant
    Filed: June 18, 2003
    Date of Patent: November 23, 2010
    Assignee: The Morgan Crucible Company PLC
    Inventors: Mark Christopher Turpin, Alan Robert Chapman