TREA

Weibin Zha

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  • Raleigh, NC, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    CLOSURE FOR A PRODUCT-RETAINING CONTAINER
    • Publication number 20220017268
    • Publication date Jan 20, 2022
    • VINVENTIONS USA, LLC
    • Sandra Davidts
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    CLOSURE FOR A PRODUCT-RETAINING CONTAINER
    • Publication number 20130327739
    • Publication date Dec 12, 2013
    • Sandra Davidts
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL