Patents by Inventor Joerg Plessow

Joerg Plessow 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).

  • Process and device for defined impregnation of honeycomb structures with parallel flow channels
    Patent number: 5543181
    Abstract: A process is described for defined impregnation of honeycomb structures and a device for performing the process. The impregnating solutions are sprayed directly into the flow channels in the honeycomb structure using hollow injector needles.
    Type: Grant
    Filed: December 13, 1994
    Date of Patent: August 6, 1996
    Assignee: Degussa Aktiengesellschaft
    Inventors: Edmund Fehn, Felix Schmidt, Joerg Plessow