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Cheng-Hsiu DU

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Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT EMITTING DIODE BULB
    • Publication number 20150043216
    • Publication date Feb 12, 2015
    • Delta Electronics, Inc.
    • Cheng-Hsiu DU
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT EMITTING DEVICE
    • Publication number 20130293083
    • Publication date Nov 7, 2013
    • DELTA ELECTRONICS, INC.
    • Cheng-Hsiu DU
    • F21 - LIGHTING