Patents by Inventor Friedhelm Brandau

Friedhelm Brandau 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).

  • Completely reyclable jacket made of synthetic polymer material
    Patent number: 5533210
    Abstract: Completely recyclable jacket made up of components including outer material, lining, pocket linings, buttons, fasteners, seams, sewing thread and optional additional ordinary accessories, where the components are made of sorted thermoplastic synthetic polymers which are mixable homogeneously with one another in the molten state.
    Type: Grant
    Filed: July 11, 1994
    Date of Patent: July 9, 1996
    Assignee: Akzo Nobel N.V.
    Inventors: Eugeniusz Maderek, Friedhelm Brandau