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AAC MICROTECH (CHANGZHOU) CO., LTD.

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  • Changzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker
    • Patent number 12,003,938
    • Issue date Jun 4, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Kejia Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker box
    • Patent number 12,003,919
    • Issue date Jun 4, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Li Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,003,937
    • Issue date Jun 4, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Weimin Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,003,917
    • Issue date Jun 4, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Sound field optimization method and device performing same
    • Patent number 12,003,947
    • Issue date Jun 4, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shuyuan Sun
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic device
    • Patent number 11,997,451
    • Issue date May 28, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker device
    • Patent number 11,997,465
    • Issue date May 28, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Vibration sounding device
    • Patent number 11,968,513
    • Issue date Apr 23, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Vibration sounding device
    • Patent number 11,968,514
    • Issue date Apr 23, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multifunctional sounding device
    • Patent number 11,968,515
    • Issue date Apr 23, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Linear vibration motor with copper rig around magnetic conductive p...
    • Patent number 11,967,874
    • Issue date Apr 23, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Ziang Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Speaker device
    • Patent number 11,956,614
    • Issue date Apr 9, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,950,074
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Keyong Zhou
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    In-car adaptive sound quality output method, device, storage medium...
    • Patent number 11,950,090
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shuyuan Sun
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Sounding device
    • Patent number 11,950,045
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Tao Shao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sounding device
    • Patent number 11,950,075
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Pengfei Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,950,076
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Lubin Mao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic device
    • Patent number 11,950,071
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Weimin Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Linear vibration motor with iron core and pole pieces with groove o...
    • Patent number 11,949,307
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Ziang Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Sound absorption material, method of making the same and speaker bo...
    • Patent number 11,950,048
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhongyang Wang
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Coaxial speaker
    • Patent number 11,950,073
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Tao Shao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,950,077
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Vibration motor with elastic support having acute bending angle and...
    • Patent number 11,949,308
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yan Shao
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Linear vibration motor with casing having copper ring and vibration...
    • Patent number 11,949,309
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Ziang Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multifunctional sounding device
    • Patent number 11,950,046
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic device
    • Patent number 11,943,596
    • Issue date Mar 26, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Weimin Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coaxial speaker
    • Patent number 11,930,341
    • Issue date Mar 12, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Tao Shao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker box
    • Patent number 11,917,362
    • Issue date Feb 27, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multifunctional sounding device
    • Patent number 11,917,389
    • Issue date Feb 27, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xingzhi Huang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Linear vibration motor with solenoid assembly around magnets
    • Patent number 11,916,458
    • Issue date Feb 27, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhiyong Cui
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    DOUBLE-SIDED SOUND DEVICE
    • Publication number 20240179473
    • Publication date May 30, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Xiaoqiong Feng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker box
    • Publication number 20240179455
    • Publication date May 30, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Haijuan Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION MOTOR
    • Publication number 20240178734
    • Publication date May 30, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Jie Liu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Speaker box
    • Publication number 20240179456
    • Publication date May 30, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Haijuan Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DOUBLE-SIDED SPEAKER DEVICE
    • Publication number 20240179469
    • Publication date May 30, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Xudong Yan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Multifunctional Sounding Device
    • Publication number 20240147165
    • Publication date May 2, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Multifunctional Sounding Device
    • Publication number 20240147157
    • Publication date May 2, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Multifunctional Sounding Device
    • Publication number 20240147164
    • Publication date May 2, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Multifunctional Sounding Device
    • Publication number 20240147158
    • Publication date May 2, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PIEZOELECTRIC LINEAR MOTOR AND ELECTRONIC DEVICE
    • Publication number 20240147865
    • Publication date May 2, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Wen Zhong
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20240137688
    • Publication date Apr 25, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Huhu Yang
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    DRIVING CIRCUIT FOR AUDIO POWER AMPLIFIER AND ELECTRONIC DEVICE
    • Publication number 20240136986
    • Publication date Apr 25, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Ronglin Linghu
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Sounding Device
    • Publication number 20240114293
    • Publication date Apr 4, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Long Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION MOTOR
    • Publication number 20240088767
    • Publication date Mar 14, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zixu Hua
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VIBRATING MOTOR, ELECTRONIC DEVICE, AND CONTROL METHOD
    • Publication number 20240088768
    • Publication date Mar 14, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Lubin Mao
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Vibration exciter
    • Publication number 20240088770
    • Publication date Mar 14, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Aijie Zhu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VIBRATION EXCITER
    • Publication number 20240088769
    • Publication date Mar 14, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Junsheng Wang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    MULTIFUNCTIONAL SOUND DEVICE
    • Publication number 20240089662
    • Publication date Mar 14, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yun Tang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240080626
    • Publication date Mar 7, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240080623
    • Publication date Mar 7, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial Speaker
    • Publication number 20240073585
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sound device
    • Publication number 20240073609
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Long Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sounding Device
    • Publication number 20240073621
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electronic Device with a Sounding Function
    • Publication number 20240073568
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electronic Device With A Function Of Sound
    • Publication number 20240073584
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial Speaker
    • Publication number 20240073611
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial Speaker
    • Publication number 20240073613
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial Speaker
    • Publication number 20240073614
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sound device
    • Publication number 20240073615
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xuedong Lv
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial Speaker
    • Publication number 20240073616
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks

  • Information Trademark

    88286675 - SLS
    • Serial number 88286675
    • Registration number 6768456
    • Filing date Feb 1, 2019
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments