Patents by Inventor Prabhat Krishnawswamy

Prabhat Krishnawswamy 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).

  • Thermoplastic composite lumber having reinforcing laminate of unidirectional fibers
    Patent number: 6749709
    Abstract: A thermoplastic composite lumber product having at least one layer of a reinforcing laminate containing unidirectional fibers of glass, carbon or ceramics. The thermoplastic composite lumber of the present invention exhibits superior stiffness and strength compared to typical, non-reinforced plastic lumber.
    Type: Grant
    Filed: April 25, 2002
    Date of Patent: June 15, 2004
    Assignee: Engineering Mechanics Corporation of Columbus
    Inventors: Prabhat Krishnawswamy, Duryodhan Mangaraj