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Chao XU

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  • Weifang, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multifunctional device with vibration function and sound generation...
    • Patent number 10,341,778
    • Issue date Jul 2, 2019
    • GOERTEK INC.
    • Chunfa Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Vibration loudspeaker
    • Patent number 10,250,991
    • Issue date Apr 2, 2019
    • GoerTek Inc.
    • Jizong Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Vibration sound-producing apparatus
    • Patent number 10,244,323
    • Issue date Mar 26, 2019
    • Goertek Inc.
    • Yueguang Zhu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker module
    • Patent number 10,231,041
    • Issue date Mar 12, 2019
    • Goertek Inc.
    • Qing Miao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker module
    • Patent number 10,158,937
    • Issue date Dec 18, 2018
    • Goertek Inc.
    • Shuai Shao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Assembling method for micro-loudspeaker assembly
    • Patent number 9,521,498
    • Issue date Dec 13, 2016
    • GoerTek Inc.
    • Chao Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Miniature moving-coil speaker
    • Patent number 9,344,804
    • Issue date May 17, 2016
    • GoerTek Inc.
    • Gang Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker module
    • Patent number 9,241,207
    • Issue date Jan 19, 2016
    • GoerTek Inc.
    • Jianjian Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTIFUNCTIONAL DEVICE WITH VIBRATION FUNCTION AND SOUND GENERATION...
    • Publication number 20190020954
    • Publication date Jan 17, 2019
    • GOERTEK INC.
    • Chunfa Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION SOUND-PRODUCING APPARATUS
    • Publication number 20180146294
    • Publication date May 24, 2018
    • GOERTEK INC. No.
    • Yueguang ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION LOUDSPEAKER
    • Publication number 20180139541
    • Publication date May 17, 2018
    • GOERTEK INC.
    • Jizong WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER MODULE
    • Publication number 20170311061
    • Publication date Oct 26, 2017
    • Goertek Inc.
    • Qing MIAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE
    • Publication number 20170303033
    • Publication date Oct 19, 2017
    • Goertek Inc.
    • Shuai SHAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE
    • Publication number 20150304747
    • Publication date Oct 22, 2015
    • GOERTEK INC.
    • Jianjian WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ASSEMBLING METHOD FOR MICRO-LOUDSPEAKER ASSEMBLY
    • Publication number 20150068027
    • Publication date Mar 12, 2015
    • GOERTEK INC.
    • Chao Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUNDER MODULE AND METHOD FOR ASSEMBLING THE SAME
    • Publication number 20150036862
    • Publication date Feb 5, 2015
    • GOERTEK INC.
    • Gang Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MINIATURE MOVING-COIL SPEAKER
    • Publication number 20140376766
    • Publication date Dec 25, 2014
    • Gang Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE