Patents by Inventor Leonhard Arnold

Leonhard Arnold 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).

  • Plate-shaped or disc-shaped body
    Publication number: 20050084642
    Abstract: A plate-shaped body made of plastic material including a carbon-based filler material, the body having a recessed passageway. The recess is produced by punching, so that the passageway is accurately arranged in the body.
    Type: Application
    Filed: December 11, 2002
    Publication date: April 21, 2005
    Inventors: Leonhard Arnold, Martin Schwarzer, Volker Banhardt