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Haifeng LI

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  • Dongguan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mold structure having lightweight module
    • Patent number 9,833,935
    • Issue date Dec 5, 2017
    • DELTA ELECTRONICS (DONGGUAN) CO., LTD.
    • Haifeng Li
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    MOLD STRUCTURE HAVING LIGHTWEIGHT MODULE
    • Publication number 20150328814
    • Publication date Nov 19, 2015
    • DELTA ELECTRONICS (DONGGUAN) CO., LTD.
    • Haifeng LI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL