Patents by Inventor Heinrich Cloppenburg

Heinrich Cloppenburg 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).

  • Index for determining a quality of a color
    Patent number: 10697833
    Abstract: The present invention relates to a method for determining a characteristic number for characterizing the quality of a shade setting of a paint in relation to a color reference, characterized in that colorimetric coordinates of the paint and of the color reference are determined with a spectrophotometer for a number of measurement geometries and wherein respective color differences are calculated and standardized from the colorimetric coordinates of the paint and of the color reference for each measurement geometry of the number of measurement geometries, and where a group of characteristic values calculated from the respective standardized color differences is assigned a scale value for determining the characteristic number by means of an assignment rule to be provided in advance.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: June 30, 2020
    Assignee: BASF Coatings GmbH
    Inventors: Carlos Vignolo, Heinrich Cloppenburg
  • Index for Determining a Quality of a Color
    Publication number: 20170328774
    Abstract: The present invention relates to a method for determining a characteristic number for characterizing the quality of a shade setting of a paint in relation to a color reference, characterized in that colorimetric coordinates of the paint and of the color reference are determined with a spectrophotometer for a number of measurement geometries and wherein respective color differences are calculated and standardized from the colorimetric coordinates of the paint and of the color reference for each measurement geometry of the number of measurement geometries, and where a group of characteristic values calculated from the respective standardized color differences is assigned a scale value for determining the characteristic number by means of an assignment rule to be provided in advance.
    Type: Application
    Filed: November 13, 2015
    Publication date: November 16, 2017
    Inventors: Carlos Vignolo, Heinrich Cloppenburg