TREA

Hongjian Hu

Follow

Person

  • Shenzhen, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker
    • Patent number 12,120,484
    • Issue date Oct 15, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • 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

    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

    Speaker assembly
    • Patent number 11,076,235
    • Issue date Jul 27, 2021
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,076,240
    • Issue date Jul 27, 2021
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,032,658
    • Issue date Jun 8, 2021
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Voice coil, method for winding voice coil, and speaker having voice...
    • Patent number 10,932,052
    • Issue date Feb 23, 2021
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,932,044
    • Issue date Feb 23, 2021
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Diaphragm and speaker
    • Patent number 10,924,863
    • Issue date Feb 16, 2021
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,750,286
    • Issue date Aug 18, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Speaker
    • Patent number 10,674,272
    • Issue date Jun 2, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Speaker device and electronic equipment
    • Publication number 20230283945
    • Publication date Sep 7, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker
    • Publication number 20230239613
    • Publication date Jul 27, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20230239627
    • Publication date Jul 27, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker
    • Publication number 20230239608
    • Publication date Jul 27, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SPEAKER
    • Publication number 20230199399
    • Publication date Jun 22, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker
    • Publication number 20200314576
    • Publication date Oct 1, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker
    • Publication number 20200314549
    • Publication date Oct 1, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker
    • Publication number 20200314548
    • Publication date Oct 1, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sound Generator
    • Publication number 20200213763
    • Publication date Jul 2, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200186933
    • Publication date Jun 11, 2020
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200053469
    • Publication date Feb 13, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPEAKER
    • Publication number 20200045432
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045433
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIAPHRAGM AND SPEAKER
    • Publication number 20200045435
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VOICE COIL, METHOD FOR WINDING VOICE COIL, AND SPEAKER HAVING VOICE...
    • Publication number 20200045454
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker
    • Publication number 20200045406
    • Publication date Feb 6, 2020
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker Assembly
    • Publication number 20200045459
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Hongjian Hu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR