Patents by Inventor Johann Zwickl

Johann Zwickl 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).

  • Gasket for window pane
    Patent number: 4505511
    Abstract: A gasket for use with window panes, such as windshields, fixedly mounted into a window opening of an automotive vehicle. The gasket is affixed to the margin of the window pane, and a base portion of the gasket is removably inserted into the gap formed between the edge of the pane and the surrounding wall portion of the window opening.
    Type: Grant
    Filed: June 21, 1983
    Date of Patent: March 19, 1985
    Assignee: Audi NSU Auto Union AG.
    Inventors: Edgar Hanle, Joachim Wunderlich, Johann Zwickl, Stefan Haerdl