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Shasha Liu

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustic device
    • Patent number 12,088,993
    • Issue date Sep 10, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • 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 box
    • Patent number 11,665,472
    • Issue date May 30, 2023
    • AAC Technologies Pte. Ltd.
    • Zhiqiang Qiu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Layered speaker diaphragm with a first perforated layer
    • Patent number 11,265,630
    • Issue date Mar 1, 2022
    • AAC Technologies Pte. Ltd.
    • Zhiqiang Qiu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    SOUND DEVICE
    • Publication number 20240223939
    • Publication date Jul 4, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER BOX
    • Publication number 20240073619
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC DEVICE
    • Publication number 20230209249
    • Publication date Jun 29, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC DEVICE
    • Publication number 20230209247
    • Publication date Jun 29, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER BOX
    • Publication number 20200413186
    • Publication date Dec 31, 2020
    • AAC Technologies Pte. Ltd.
    • Zhiqiang Qiu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200413172
    • Publication date Dec 31, 2020
    • AAC Technologies Pte. Ltd.
    • Zhiqiang Qiu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE