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Robert Weis

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  • Leominster, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Continuous gradient dyeing of plastic ribbon
    • Patent number 4,521,214
    • Issue date Jun 4, 1985
    • American Hoechst Corporation
    • Robert Weis
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Continuous gradient dyeing of plastic ribbon
    • Patent number 4,442,788
    • Issue date Apr 17, 1984
    • Foster Grant Corporation
    • Robert Weis
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...