Patents by Inventor Dopuglas Gjerde

Dopuglas Gjerde 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).

  • Open channel solid phase extraction systems and methods
    Publication number: 20070036685
    Abstract: The invention provides, inter alia, capillary extraction devices, and methods of making and using the same.
    Type: Application
    Filed: July 18, 2006
    Publication date: February 15, 2007
    Inventors: Rania Bakry, Gunther Bonn, Dopuglas Gjerde, Chrisian Huck, Gunther Stecher