Patents by Inventor Ken Hung Chen

Ken Hung Chen 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).

  • Preparation of fuel cell composite bipolar plate
    Patent number: 7090793
    Abstract: A composite bipolar plate of polymer electrolyte membrane fuel cells (PEMFC) is prepared as follows: a) preparing a bulk molding compound (BMC) material containing a vinyl ester resin and a graphite powder, the graphite powder content of BMC material ranging from 60 wt % to 80 wt %, based on the compounded mixture; b) molding the BMC material from step a) to form a bipolar plate having a desired shape at 80–200° C. and 500–4000 psi, wherein the graphite powder is of 40 mesh–80 mesh.
    Type: Grant
    Filed: March 26, 2004
    Date of Patent: August 15, 2006
    Assignees: Industrial Technology Research Institute, National Tsing Hua University
    Inventors: Chen-Chi Martin Ma, Ken Hung Chen, Hsu Chiang Kuan, Shih Ming Chen, Ming Huang Tsai, Yi Yie Yan, Fanghei Tsau