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Zhuanzhuan Zhao

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    MEMS microphone
    • Patent number 11,838,725
    • Issue date Dec 5, 2023
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Zhengyu Shi
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Silicon microphone and method for manufacturing same
    • Patent number 11,838,737
    • Issue date Dec 5, 2023
    • AAC KAITAI TECHNOLOGIES (WUHAN) CO., LTD
    • Kaijie Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    MEMS chip
    • Patent number 11,805,372
    • Issue date Oct 31, 2023
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Zhuanzhuan Zhao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    MEMS chip
    • Patent number 11,805,373
    • Issue date Oct 31, 2023
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Zhuanzhuan Zhao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    MEMS MICROPHONE
    • Publication number 20240080632
    • Publication date Mar 7, 2024
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.
    • Linlin Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE CHIP AND MICROPHONE
    • Publication number 20240073626
    • Publication date Feb 29, 2024
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Kaijie Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE CHIP AND MICROPHONE
    • Publication number 20240073610
    • Publication date Feb 29, 2024
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Kaijie Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE CHIP
    • Publication number 20240073625
    • Publication date Feb 29, 2024
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Kaijie Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS MICROPHONE
    • Publication number 20230379635
    • Publication date Nov 23, 2023
    • AAC Kaitai Technologies (Wuhan) CO., LTD
    • Zhuanzhuan Zhao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Diaphragm and MEMS Sensor Using Same
    • Publication number 20230353950
    • Publication date Nov 2, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Linlin Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS Microphone
    • Publication number 20230212003
    • Publication date Jul 6, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Zhuanzhuan Zhao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    MEMS MICROPHONE
    • Publication number 20230192473
    • Publication date Jun 22, 2023
    • AAC Kaitai Technologies (Wuhan) CO., LTD
    • Kaijie Wang
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    MEMS Microphone
    • Publication number 20230171550
    • Publication date Jun 1, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Zhengyu Shi
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    MEMS Chip
    • Publication number 20230164495
    • Publication date May 25, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Zhuanzhuan Zhao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    MEMS Chip
    • Publication number 20230164494
    • Publication date May 25, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Zhuanzhuan Zhao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    Silicon Microphone and Method for Manufacturing Same
    • Publication number 20220174422
    • Publication date Jun 2, 2022
    • AAC Kaitai Technologies (Wuhan) CO., LTD
    • Kaijie Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE