Patents by Inventor Stefan Koppe

Stefan Koppe 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).

  • Patent number: 9631282
    Abstract: A method for depositing nickel-metal layers for colouring surfaces, and a bath for depositing such a layer. This is made possible by depositing a nickel-metal layer from a bath for the electroless deposition of nickel which contains at least one further metal compound, a voltage being additionally applied enable the metal of the metal compound to be incorporated while forming a nickel-metal layer.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: April 25, 2017
    Assignee: Schauenburg Ruhrkunststoff GmbH
    Inventor: Stefan Koppe
  • Publication number: 20140076798
    Abstract: The invention relates to a method for producing a noble metal/metal layer, which has particularly advantageous tribological properties, comprising the following steps: providing a bath for the currentless deposition of a metal layer, which additionally contains at least one type of noble metal ions; introducing a substrate into the bath; and applying a voltage.
    Type: Application
    Filed: June 30, 2011
    Publication date: March 20, 2014
    Applicant: Schauenburg Ruhrkunststoff GmbH
    Inventor: Stefan Koppe
  • Publication number: 20130202910
    Abstract: A method for depositing nickel-metal layers for colouring surfaces, and a bath for depositing such a layer. This is made possible by depositing a nickel-metal layer from a bath for the electroless deposition of nickel which contains at least one further metal compound, a voltage being additionally applied enable the metal of the metal compound to be incorporated while forming a nickel-metal layer.
    Type: Application
    Filed: June 30, 2011
    Publication date: August 8, 2013
    Inventor: Stefan Koppe