Patents by Inventor Peter Widder

Peter Widder 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 for treatment of filament cable
    Patent number: 4854020
    Abstract: Filament cables are crimped and the crimp cake of the filament cable obtained is passed over a gas permeable screen plate while gas flows to the bottom of the cake from flow through the screen plate so that the cake can be moved over the plate without making contact therewith or with reduced contact force and can be treated during its residence over the screen plate.
    Type: Grant
    Filed: January 19, 1988
    Date of Patent: August 8, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfram Wagner, Dieter Paulini, Peter Widder