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Guqing Zhang

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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound generating device
    • Patent number 11,290,806
    • Issue date Mar 29, 2022
    • AAC Technologies Pte. Ltd.
    • Yiming Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker
    • Patent number 11,245,978
    • Issue date Feb 8, 2022
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound generating device
    • Patent number 11,197,089
    • Issue date Dec 7, 2021
    • AAC Technologies Pte. Ltd.
    • Yiming Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,057,712
    • Issue date Jul 6, 2021
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electroacoustic sound generator
    • Patent number 11,032,648
    • Issue date Jun 8, 2021
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker with holder having engaging groove
    • Patent number 10,979,818
    • Issue date Apr 13, 2021
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,932,057
    • Issue date Feb 23, 2021
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,932,055
    • Issue date Feb 23, 2021
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Speaker
    • Patent number 10,869,136
    • Issue date Dec 15, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,869,132
    • Issue date Dec 15, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,820,114
    • Issue date Oct 27, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,820,108
    • Issue date Oct 27, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,820,115
    • Issue date Oct 27, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,764,686
    • Issue date Sep 1, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,764,688
    • Issue date Sep 1, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,750,289
    • Issue date Aug 18, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,602,278
    • Issue date Mar 24, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Spring sheet, electroacoustic device, and electronic device
    • Patent number 10,382,850
    • Issue date Aug 13, 2019
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multifunctional speaker
    • Patent number 10,080,081
    • Issue date Sep 18, 2018
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electromagnetic transducer having a suspending ring disposed for in...
    • Patent number 9,820,054
    • Issue date Nov 14, 2017
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic transducer
    • Patent number 9,456,280
    • Issue date Sep 27, 2016
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Miniature speaker
    • Patent number 9,277,326
    • Issue date Mar 1, 2016
    • AAC Technologies Pte. Ltd.
    • Yiming Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Sound Generating Device
    • Publication number 20210112333
    • Publication date Apr 15, 2021
    • AAC Technologies Pte. Ltd.
    • Yiming Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sound generating device
    • Publication number 20210112332
    • Publication date Apr 15, 2021
    • AAC Technologies Pte. Ltd.
    • Yiming Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Loudspeaker
    • Publication number 20200413184
    • Publication date Dec 31, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200213762
    • Publication date Jul 2, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic Sound Generator
    • Publication number 20200154210
    • Publication date May 14, 2020
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200068314
    • Publication date Feb 27, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045431
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045447
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045470
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045469
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045472
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045473
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045436
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045456
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045449
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPEAKER
    • Publication number 20200045461
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPEAKER
    • Publication number 20190246212
    • Publication date Aug 8, 2019
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPRING SHEET, ELECTROACOUSTIC DEVICE, AND ELECTRONIC DEVICE
    • Publication number 20180343508
    • Publication date Nov 29, 2018
    • AAC Technologies Pte, Ltd.
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20170034626
    • Publication date Feb 2, 2017
    • AAC TECHNOLOGIES PTE. LTD
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROMAGNETIC TRANSDUCER
    • Publication number 20150188398
    • Publication date Jul 2, 2015
    • AAC Technologies Pte. Ltd.
    • Guqing Zhang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTROMAGNETIC TRANSDUCER
    • Publication number 20150189442
    • Publication date Jul 2, 2015
    • AAC TECHNOLOGIES PTE. LTD
    • Guqing Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MINIATURE SPEAKER
    • Publication number 20150163597
    • Publication date Jun 11, 2015
    • AAC TECHNOLOGIES PTE. LTD.,
    • Yiming Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE