TREA

Guo Wei Chen

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning article
    • Patent number D778020
    • Issue date Jan 31, 2017
    • 3M Innovative Properties Company
    • Matthew S. Cole
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Cleaning article
    • Patent number D775773
    • Issue date Jan 3, 2017
    • 3M Innovative Properties Company
    • Mark W. Baldwin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Cleaning article
    • Patent number D765930
    • Issue date Sep 6, 2016
    • 3M Innovative Properties Company
    • Mark W. Baldwin
    • D32 - Washing, cleaning, or drying machine