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Stephan Neis

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  • Pulheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modified acryl copolymer
    • Patent number 6,005,056
    • Issue date Dec 21, 1999
    • Bollig & Kemper KG
    • Stephan Neis
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Microgel
    • Patent number 5,977,258
    • Issue date Nov 2, 1999
    • Bollig & Kemper KG
    • Hans-Dieter Hille
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...