TREA

Henry Lui

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  • Ajax, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat stable orange laked monoazo pigment
    • Patent number 6,387,170
    • Issue date May 14, 2002
    • Dominion Colour Corporation
    • Alan Gray
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water-insoluble yellow monoazo pigment
    • Patent number 6,150,509
    • Issue date Nov 21, 2000
    • Dominion Colour Corporation
    • Alan Gray
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...