TREA

Ruby Chakraborty

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  • Woodbury, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stain resistant retroreflective articles
    • Patent number 10,345,495
    • Issue date Jul 9, 2019
    • 3M Innovative Properties Company
    • Ruby Chakraborty
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Stain resistant retroreflective articles
    • Patent number 10,215,894
    • Issue date Feb 26, 2019
    • 3M Innovative Properties Company
    • Ruby Chakraborty
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents