Patents by Inventor David K. Berndt

David K. Berndt 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).

  • Fugitive dust collector
    Patent number: 6058557
    Abstract: A fugitive dust collection system includes a dust collecting suction unit which is connected to a hood through a flexible hose. The hood surrounds an unloader for unloading bulk cargo of a dusty nature from the cargo hold of a ship or barge. The dust collection system forms a vertical curtain of air which absorbs a dust cloud or air borne contaminants and transports them to the dust collecting suction unit through the flexible conduit.
    Type: Grant
    Filed: January 30, 1998
    Date of Patent: May 9, 2000
    Assignee: Holnam, Inc.
    Inventor: David K. Berndt