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Weicheng WU

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible foams
    • Patent number 11,332,570
    • Issue date May 17, 2022
    • Covestro Deutschland AG
    • Dong Bo Zhao
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLEXIBLE POLYURETHANE FOAM
    • Publication number 20230048176
    • Publication date Feb 16, 2023
    • COVESTRO DEUTSCHLAND AG
    • Jun Zhang
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    FLEXIBLE FOAM
    • Publication number 20230041434
    • Publication date Feb 9, 2023
    • COVESTRO DEUTSCHLAND AG
    • Yan DENG
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    FLEXIBLE FOAMS
    • Publication number 20190352445
    • Publication date Nov 21, 2019
    • COVESTRO DEUTSCHLAND AG
    • Dong Bo Zhao
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...