Patents by Inventor Britta Johanning

Britta Johanning 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).

  • Use of plastics panels in sewage treatment
    Publication number: 20030038070
    Abstract: The invention relates to the use of special plastic panels comprising integrated cavities as what are termed separator plates for plate separators in sewage treatment.
    Type: Application
    Filed: August 20, 2002
    Publication date: February 27, 2003
    Inventors: Gerhard Hocke, Britta Johanning, Volker Benz, Andreas Rudiger