TREA

Inner suspension or damper

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  • CPC
  • H04R9/043
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Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type

Current Industry

H04R9/043Inner suspension or damper
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker and terminal
    • Patent number 12,368,998
    • Issue date Jul 22, 2025
    • Huawei Technologies Co., Ltd.
    • Peng Huo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sounding device
    • Patent number 12,356,171
    • Issue date Jul 8, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Long Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transducer assembly and associated signal processing
    • Patent number 12,356,170
    • Issue date Jul 8, 2025
    • Dolby Laboratories Licensing Corporation
    • Pengfeng Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic transducer systems and methods of operating acoustic trans...
    • Patent number 12,342,144
    • Issue date Jun 24, 2025
    • Audera Acoustics Inc.
    • John B. French
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Display apparatus
    • Patent number 12,328,546
    • Issue date Jun 10, 2025
    • LG Display Co., Ltd.
    • Jusang Rhim
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Sound generation device and electronic apparatus
    • Patent number 12,323,781
    • Issue date Jun 3, 2025
    • GoerTek Inc.
    • Chunfa Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker spiders
    • Patent number 12,302,077
    • Issue date May 13, 2025
    • B&W Group Ltd
    • Martial Rousseau
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Actuator module with improved damage resistance
    • Patent number 12,219,338
    • Issue date Feb 4, 2025
    • Google LLC
    • Neil John Harris
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Damper and sound-producing device
    • Patent number 12,149,909
    • Issue date Nov 19, 2024
    • GOERTEK INC.
    • Jianbin Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,143,796
    • Issue date Nov 12, 2024
    • SHENZHEN LUXSHARE ACOUSTICS TECHNOLOGY LTD.
    • ZhiHua Tong
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Playback devices having enhanced spider coupling portions
    • Patent number 12,120,496
    • Issue date Oct 15, 2024
    • Sonos, Inc.
    • Paul MacLean
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multifunctional sounding device and electronic device
    • Patent number 12,089,024
    • Issue date Sep 10, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound-producing device and electronic terminal
    • Patent number 12,081,957
    • Issue date Sep 3, 2024
    • GOERTEK INC.
    • Jianbin Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    System and methods for improved acousto-haptic speakers
    • Patent number 12,058,508
    • Issue date Aug 6, 2024
    • Immerz, Inc.
    • Shahriar S. Afshar
    • 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

    Acoustic transducer systems and methods of operating acoustic trans...
    • Patent number 11,997,466
    • Issue date May 28, 2024
    • Audera Acoustics Inc.
    • John B. French
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Integrated transducer
    • Patent number 11,985,493
    • Issue date May 14, 2024
    • Norman Gerkinsmeyer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,979,728
    • Issue date May 7, 2024
    • Alps Alpine Co., Ltd.
    • Hiroki Toita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound-producing device
    • Patent number 11,979,731
    • Issue date May 7, 2024
    • GOERTEK INC.
    • Jianbin Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • 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

    Electro-acoustic transducer
    • Patent number 11,930,342
    • Issue date Mar 12, 2024
    • Dolby Laboratories Licensing Corporation
    • Tiezhong Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker device
    • Patent number 11,917,388
    • Issue date Feb 27, 2024
    • Foster Electric Company, Limited
    • Takayuki Tabata
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Display apparatus
    • Patent number 11,917,364
    • Issue date Feb 27, 2024
    • LG Display Co., Ltd.
    • Jusang Rhim
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Actuator module with improved damage resistance
    • Patent number 11,871,202
    • Issue date Jan 9, 2024
    • Google LLC
    • Neil John Harris
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic transducer having drop ring connected at resonant node
    • Patent number 11,856,382
    • Issue date Dec 26, 2023
    • Dolby Laboratories Licensing Corporation
    • Kelvin Francis Griffiths
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Actuator module with improved damage resistance
    • Patent number 11,818,562
    • Issue date Nov 14, 2023
    • Google LLC
    • Neil John Harris
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound generator
    • Patent number 11,800,289
    • Issue date Oct 24, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xudong Yan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound production device and electronic apparatus therefor
    • Patent number 11,778,386
    • Issue date Oct 3, 2023
    • GoerTek Inc.
    • Xiaodong Guo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Panel vibration type sound generating display device
    • Patent number 11,736,858
    • Issue date Aug 22, 2023
    • LG Display Co., Ltd.
    • YeongRak Choi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Speaker
    • Patent number 11,671,759
    • Issue date Jun 6, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20250220355
    • Publication date Jul 3, 2025
    • Tymphany HK Limited
    • Andrew Trippier Holt
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250133347
    • Publication date Apr 24, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250113147
    • Publication date Apr 3, 2025
    • AAC TECHNOLOGIES (NANJING) CO., LTD.
    • Yao Hui
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250030985
    • Publication date Jan 23, 2025
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHua TONG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250030986
    • Publication date Jan 23, 2025
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHua TONG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250016497
    • Publication date Jan 9, 2025
    • FOSTER ELECTRIC COMPANY, LIMITED
    • Kentaro Machida
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER THAT VIBRATES DIAPHRAGM
    • Publication number 20250008271
    • Publication date Jan 2, 2025
    • JVCKENWOOD CORPORATION
    • Jun OKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION DAMPING LOUDSPEAKER
    • Publication number 20240430621
    • Publication date Dec 26, 2024
    • FORTUNE GRAND TECHNOLOGY INC.
    • PING-YU LEE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICRO-SPEAKER DEVICE
    • Publication number 20240430619
    • Publication date Dec 26, 2024
    • Vanson Electronics (Nanhai) Co., Ltd.
    • Hao-Chien Hsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DAMPER HAVING CONDUCTIVE STRUCTURES WITH WIDE, THIN AND FLAT SHAPE,...
    • Publication number 20240388861
    • Publication date Nov 21, 2024
    • Hiroko OHARA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240340591
    • Publication date Oct 10, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhaoyu Yin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUAL-CONE SPEAKER
    • Publication number 20240298116
    • Publication date Sep 5, 2024
    • Suzhou Sonavox Electronics Co., Ltd
    • Jianming ZHOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC TRANSDUCER SYSTEMS AND METHODS OF OPERATING ACOUSTIC TRANS...
    • Publication number 20240276153
    • Publication date Aug 15, 2024
    • Audera Acoustics Inc.
    • John B. French
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATOR AND HEARING DEVICE
    • Publication number 20240223957
    • Publication date Jul 4, 2024
    • Finewell Co., Ltd.
    • Hiroshi HOSOI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELASTIC SUPPORT, ELECTRONIC DEVICE AND TERMINAL
    • Publication number 20240179470
    • Publication date May 30, 2024
    • Goertek Inc.
    • SHOUSONG QIANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Damper and Sound-Producing Device
    • Publication number 20240155295
    • Publication date May 9, 2024
    • Goertek Inc.
    • Jianbin YANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DISPLAY APPARATUS
    • Publication number 20240155286
    • Publication date May 9, 2024
    • LG Display Co., Ltd.
    • Jusang RHIM
    • G06 - COMPUTING CALCULATING COUNTING
  • 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

    APPARATUS
    • Publication number 20240080612
    • Publication date Mar 7, 2024
    • LG Display Co., Ltd.
    • Sungtae Lee
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACTUATOR MODULE WITH IMPROVED DAMAGE RESISTANCE
    • Publication number 20240040320
    • Publication date Feb 1, 2024
    • Google LLC
    • Neil John Harris
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER STRUCTURE AND SPEAKER DEVICE
    • Publication number 20240022862
    • Publication date Jan 18, 2024
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHe ZENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20240015443
    • Publication date Jan 11, 2024
    • GRAWE & SCHNEIDER GDBR
    • Thomas GRAWE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER UNIT WITH A SPEAKER FRAME AND TWO OPPOSING SOUND PRODUCING...
    • Publication number 20230379633
    • Publication date Nov 23, 2023
    • Mayht Holding B.V.
    • Timothy Ruben Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker and Terminal
    • Publication number 20230362548
    • Publication date Nov 9, 2023
    • Huawei Technologies Co., Ltd
    • Peng Huo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker Device and Acoustic System
    • Publication number 20230328436
    • Publication date Oct 12, 2023
    • FOSTER ELECTRIC COMPANY, LIMITED
    • Takeshi Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230319482
    • Publication date Oct 5, 2023
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kazuma FUJIOKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICRO-SPEAKER DEVICE AND DAMPER FOR MICRO-SPEAKER DEVICES
    • Publication number 20230308807
    • Publication date Sep 28, 2023
    • Vanson Electronics (Nanhai) Co., Ltd.
    • Hao-Chien Hsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCER ASSEMBLY AND ASSOCIATED SIGNAL PROCESSING
    • Publication number 20230269539
    • Publication date Aug 24, 2023
    • Dolby Laboratories Licensing Corporation
    • Pengfeng ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRODYNAMIC TRANSDUCER
    • Publication number 20230254647
    • Publication date Aug 10, 2023
    • TREVES AUDIO
    • Jean-Philippe THOME
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND PRODUCTION APPARATUS AND ELECTRONIC DEVICE
    • Publication number 20230247366
    • Publication date Aug 3, 2023
    • Goertek Inc.
    • Chunfa LIU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE