Patents by Inventor Dave Narasinham

Dave Narasinham 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).

  • Nanocomposite for fuel cell bipolar plate
    Patent number: 6572997
    Abstract: An electrically conductive flow-field plate in a proton exchange membrane fuel cell comprises a composition made of a resin and a plurality of carbon nanotubular fibers having an average diameter is at least about 0.5 nm and up to about 300 nm. The carbon nanotubular fibers are present at not more than about 85 wt. %. The resin can be of a thermoplastic type, a fluorinated type, a thermosetting type and a liquid crystalline type.
    Type: Grant
    Filed: May 12, 2000
    Date of Patent: June 3, 2003
    Assignee: Hybrid Power Generation Systems LLC
    Inventors: Zafar Iqbal, Jeff Pratt, Jim Matrunich, James V. Guiheen, Hongli Dai, Tim Rehg, Dave Narasinham