TREA

Johannes Maria Martinus Luijten

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  • Bocholtz, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Red-tinged bismuth vanadate pigments
    • Patent number 6,444,025
    • Issue date Sep 3, 2002
    • Ciba Specialty Chemicals Corporation
    • Leonardus Johannes Hubertus Erkens
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Bismuth vanadate pigment powder mixtures
    • Patent number 5,976,238
    • Issue date Nov 2, 1999
    • Ciba Specialty Chemicals Corporation
    • Leonardus Johannes Hubertus Erkens
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Transparent bismuth vanadate pigments
    • Patent number 5,853,472
    • Issue date Dec 29, 1998
    • Ciba Specialty Chemicals Corporation
    • Leonardus Johannes Hubertus Erkens
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents