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Li-Shu Xi

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Micro-speaker
    • Patent number 8,995,704
    • Issue date Mar 31, 2015
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Xing-zhi Huang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 8,983,111
    • Issue date Mar 17, 2015
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Li-Shu Xi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    MICRO-SPEAKER
    • Publication number 20130016874
    • Publication date Jan 17, 2013
    • AAC TECHNOLOGIES HOLDINGS INC.
    • Xing-zhi Huang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    EARPIECE HAVING MULTIPLE AUDIO CHAMBERS
    • Publication number 20130016867
    • Publication date Jan 17, 2013
    • AAC TECHNOLOGIES HOLDINGS INC.
    • Li-shu Xi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20130011000
    • Publication date Jan 10, 2013
    • AMERICAN AUDIO COMPONENTS INC.
    • Li-Shu Xi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MAGNETIC CIRCUIT UNIT AND SPEAKER USING SAME
    • Publication number 20110261992
    • Publication date Oct 27, 2011
    • Xing-Zhi HUANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE