Patents by Inventor Alfred Dittrich

Alfred Dittrich 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).

  • Method of manufacturing multicolored interior trim components
    Patent number: 8291593
    Abstract: A process for preparing interior trim components of a motor vehicle from a support having at least two decorative layers, wherein in a first step the decorative layers are heated to a specific temperature range and are e ared b molding, in a second step the decorative layers are trimmed, and in a third step the decorative layers are positioned in mutual orientation and fixed by reduced pressure, and in a fourth step the decorative layers are transferred to a backing mold and molded with component support (1) on the surface opposite.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: October 23, 2012
    Assignee: Boshoku Automotive Europe GmbH
    Inventors: Stephan Gutt, Oliver Kleint, Roland Unger, Alfred Dittrich, Stefan Riesinger
  • Multicolored interior trim components
    Publication number: 20110215603
    Abstract: The invention relates to a process for the preparation of multicolored interior trim components of motor vehicles having a defined surface profile, and to the thus obtained interior trim components.
    Type: Application
    Filed: May 15, 2006
    Publication date: September 8, 2011
    Applicant: POLYTEC INTERIOR GMBH
    Inventors: Stephan Gutt, Kleint Oliver, Roland Unger, Alfred Dittrich, Stefan Riesinger