TREA

James Gordon Charters Smith

Follow

Person

  • Buckinghamshire, GB
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for sorting gemstones
    • Patent number 11,020,771
    • Issue date Jun 1, 2021
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Luminescence measurements in diamond
    • Patent number 10,345,245
    • Issue date Jul 9, 2019
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone sparkle analysis
    • Patent number 10,215,706
    • Issue date Feb 26, 2019
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Luminescence measurements in diamond
    • Patent number 10,082,469
    • Issue date Sep 25, 2018
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone viewer
    • Patent number 9,625,393
    • Issue date Apr 18, 2017
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone inspection
    • Patent number 9,618,443
    • Issue date Apr 11, 2017
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Inclusion detection in polished gemstones
    • Patent number 9,322,785
    • Issue date Apr 26, 2016
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone sparkle analysis
    • Patent number 9,250,193
    • Issue date Feb 2, 2016
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone viewer
    • Patent number 9,188,542
    • Issue date Nov 17, 2015
    • De Beers UK Ltd.
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone alignment
    • Patent number 9,079,331
    • Issue date Jul 14, 2015
    • De Beers Centenary AG
    • James G. C. Smith
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Gemstone viewer
    • Patent number D682905
    • Issue date May 21, 2013
    • De Beers Centenary AG
    • Jonathan G Kendall
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Diamond marking
    • Patent number 6,391,215
    • Issue date May 21, 2002
    • Gersan Establishment
    • James Gordon Charters Smith
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Marking diamond
    • Patent number 6,358,427
    • Issue date Mar 19, 2002
    • Gersan Establishment
    • James Gordon Charters Smith
    • B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

  • Information Patent Application

    APPARATUS FOR SORTING GEMSTONES
    • Publication number 20190337021
    • Publication date Nov 7, 2019
    • De Beers UK Ltd
    • James Gordon Charters SMITH
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Application

    LUMINESCENCE MEASUREMENTS IN DIAMOND
    • Publication number 20190003980
    • Publication date Jan 3, 2019
    • De Beers UK Ltd
    • James Gordon Charters SMITH
    • G01 - MEASURING TESTING
  • Information Patent Application

    LUMINESCENCE MEASUREMENTS IN DIAMOND
    • Publication number 20180195970
    • Publication date Jul 12, 2018
    • De Beers UK Ltd
    • James Gordon Charters SMITH
    • G01 - MEASURING TESTING
  • Information Patent Application

    GEMSTONE SPARKLE ANALYSIS
    • Publication number 20160103078
    • Publication date Apr 14, 2016
    • De Beers UK Ltd
    • James Gordon Charters SMITH
    • G01 - MEASURING TESTING
  • Information Patent Application

    GEMSTONE VIEWER
    • Publication number 20160041106
    • Publication date Feb 11, 2016
    • De Beers UK Ltd
    • James Gordon Charters SMITH
    • G01 - MEASURING TESTING
  • Information Patent Application

    INFRA-RED ANALYSIS OF DIAMONDS
    • Publication number 20150112643
    • Publication date Apr 23, 2015
    • DE BEERS CENTENARY AG
    • Rizwan Khan
    • G01 - MEASURING TESTING
  • Information Patent Application

    GEMSTONE INSPECTION
    • Publication number 20150015877
    • Publication date Jan 15, 2015
    • DE BEERS CENTENARY AG
    • James Gordon Charters Smith
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Application

    GEMSTONE SPARKLE ANALYSIS
    • Publication number 20130016210
    • Publication date Jan 17, 2013
    • DE BEERS CENTENARY AG
    • James Gordon Charters Smith
    • G01 - MEASURING TESTING
  • Information Patent Application

    GEMSTONE ALIGNMENT
    • Publication number 20120167362
    • Publication date Jul 5, 2012
    • DE BEERS CENTENARY AG
    • James G. C. Smith
    • B28 - WORKING CEMENT, CLAY, OR STONE