Patents by Inventor Alan Craighead

Alan Craighead 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 for determination of a matching colour variant
    Patent number: 10830644
    Abstract: The invention relates to a method of determination of a matching variant of a standard colour of a repair paint matching the effect colour of an object to be repaired, the method comprising the steps of a) determination of the standard colour of the colour of the object to be repaired, and b) determination of the best matching variant of the standard colour from a given number of variant colours, wherein ? a swatch coated with the colour of the standard colour is visually compared under at least two different angles of illumination and/or observation with the colour to be matched, ? the visual deviation from the standard colour and the colour of the object to be matched being evaluated on the basis of predetermined deviations for the visual properties, wherein the predetermined visual properties comprise at least one colour property and at least one texture property, ? based on the predetermined deviations for the visual properties of the standard colour and the colour of the object to be matched, the best ma
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: November 10, 2020
    Assignee: Akzo Nobel Coatings International B.V.
    Inventors: Alan Craighead, Claude Griffith, Swie Lan Njo
  • METHOD FOR DETERMINATION OF A MATCHING COLOUR VARIANT
    Publication number: 20110085169
    Abstract: The invention relates to a method of determination of a matching variant of a standard colour of a repair paint matching the effect colour of an object to be repaired, the method comprising the steps of a) determination of the standard colour of the colour of the object to be repaired, and b) determination of the best matching variant of the standard colour from a given number of variant colours, wherein • a swatch coated with the colour of the standard colour is visually compared under at least two different angles of illumination and/or observation with the colour to be matched, • the visual deviation from the standard colour and the colour of the object to be matched being evaluated on the basis of predetermined deviations for the visual properties, wherein the predetermined visual properties comprise at least one colour property and at least one texture property, •based on the predetermined deviations for the visual properties of the standard colour and the colour of the object to be matched, the best mat
    Type: Application
    Filed: May 26, 2009
    Publication date: April 14, 2011
    Applicant: Akzo Nobel Coatings International B.V.
    Inventors: Alan Craighead, CLaude Griffith, Swie Lan Njo