TREA

Construction, mounting, or centering of coil

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  • H04R9/04
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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

H04R9/04Construction, mounting, or centering of coil
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Electroacoustic drivers and loudspeakers containing same
    • Patent number 12,256,207
    • Issue date Mar 18, 2025
    • BRANE AUDIO, LLC
    • Joseph F. Pinkerton
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker transducers
    • Patent number 12,256,208
    • Issue date Mar 18, 2025
    • Polk Audio, LLC
    • Sean O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker
    • Patent number 12,250,531
    • Issue date Mar 11, 2025
    • Harman Becker Automotive Systems GmbH
    • Andreas Helmut Pfeffer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sounding unit
    • Patent number 12,238,499
    • Issue date Feb 25, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker box
    • Patent number 12,238,474
    • Issue date Feb 25, 2025
    • AAC Technologies Pte. Ltd.
    • Yao Hui
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker unit
    • Patent number 12,238,501
    • Issue date Feb 25, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound output device
    • Patent number 12,231,863
    • Issue date Feb 18, 2025
    • Sony Group Corporation
    • Takumi Endoh
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic transducer with balanced properties
    • Patent number 12,225,366
    • Issue date Feb 11, 2025
    • PS AUDIO DESIGN OY
    • Petri Soronen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Coaxial speaker
    • Patent number 12,225,343
    • Issue date Feb 11, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Fan Zhang
    • 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

    Speaker
    • Patent number 12,219,339
    • Issue date Feb 4, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Hongjian Hu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Full-frequency band high quality speaker with a bar and sound tunnels
    • Patent number 12,212,946
    • Issue date Jan 28, 2025
    • SUZHOU LI YUE MUSICAL INSTRUMENTS CO., LTD.
    • Haiou Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker and electronic device
    • Patent number 12,207,042
    • Issue date Jan 21, 2025
    • VIVO MOBILE COMMUNICATION CO., LTD.
    • Guozhu Jiang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,207,072
    • Issue date Jan 21, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Double-sided speaker
    • Patent number 12,200,461
    • Issue date Jan 14, 2025
    • SHENZHEN LUXSHARE ACOUSTICS TECHNOLOGY LTD.
    • ZhiHe Zeng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker and earphone
    • Patent number 12,200,463
    • Issue date Jan 14, 2025
    • GOERTEK INC.
    • Xiaodong Guo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Active sounding device integrated into flat panel display
    • Patent number 12,200,460
    • Issue date Jan 14, 2025
    • Glass Acoustic Innovations Co., Ltd.
    • Yao-Sheng Chou
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound-producing apparatus, acoustic module provided with sound-prod...
    • Patent number 12,192,731
    • Issue date Jan 7, 2025
    • GOERTEK INC.
    • Lianshan Ge
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,192,729
    • Issue date Jan 7, 2025
    • Merry Electronics(Shenzhen) Co., Ltd.
    • Tsai Ti Lai
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic devices and magnetic circuit assemblies thereof
    • Patent number 12,192,732
    • Issue date Jan 7, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Liwei Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound device
    • Patent number 12,185,056
    • Issue date Dec 31, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sounding device
    • Patent number 12,185,074
    • Issue date Dec 31, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Miniature loudspeaker with radial ring magnetic circuit
    • Patent number 12,185,075
    • Issue date Dec 31, 2024
    • TIINLAB CORPORATION
    • Xiaolin Deng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electroacoustic conversion device
    • Patent number 12,177,626
    • Issue date Dec 24, 2024
    • PANASONIC AUTOMOTIVE SYSTEMS CO., LTD.
    • Satoshi Itoh
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Structured dome-shaped diaphragm loudspeaker
    • Patent number 12,177,641
    • Issue date Dec 24, 2024
    • Daniel Emonts
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Package structure of micro speaker and method for forming the same
    • Patent number 12,170,877
    • Issue date Dec 17, 2024
    • FORTEMEDIA, INC.
    • Yu-Xuan Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound generating apparatus for vehicles and vehicle including the same
    • Patent number 12,167,188
    • Issue date Dec 10, 2024
    • LG Display Co., Ltd.
    • Sungtae Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electro-acoustic transducer diaphragm with integrated structural fe...
    • Patent number 12,167,217
    • Issue date Dec 10, 2024
    • Apple Inc.
    • Christopher Wilk
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Double-sided loudspeaker
    • Patent number 12,160,725
    • Issue date Dec 3, 2024
    • FORTUNE GRAND TECHNOLOGY INC.
    • Ping-Yu Lee
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Coaxial speaker
    • Patent number 12,160,721
    • Issue date Dec 3, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    MEMBRANE UNIT FOR SPEAKER DEVICE
    • Publication number 20250097644
    • Publication date Mar 20, 2025
    • Mayht Holding B.V.
    • Timothy Ruben Scheek
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DOUBLE-SIDED SPEAKER
    • Publication number 20250097645
    • Publication date Mar 20, 2025
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHe ZENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VOICE COIL AND VOICE COIL MOLDING ASSEMBLY
    • Publication number 20250095898
    • Publication date Mar 20, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhichen Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GRADUAL VIBRATION SPEAKER
    • Publication number 20250097618
    • Publication date Mar 20, 2025
    • ESTEC CORPORATION
    • Jeong Wook KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COMPRESSION DRIVER WIDE BAND MICROSPEAKER
    • Publication number 20250088790
    • Publication date Mar 13, 2025
    • Google LLC
    • Mark William Starnes
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICES
    • Publication number 20250071471
    • Publication date Feb 27, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUST CAP, DIAPHRAGM, AND ELECTROACOUSTIC TRANSDUCER
    • Publication number 20250071484
    • Publication date Feb 27, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Mitsukazu KUZE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER AND VOICE COIL MODULE THEREOF
    • Publication number 20250063306
    • Publication date Feb 20, 2025
    • Eastech (Huizhou) Co., Ltd.
    • Junming CHEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063308
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICES
    • Publication number 20250063292
    • Publication date Feb 20, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063307
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICES
    • Publication number 20250063293
    • Publication date Feb 20, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063309
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION EXCITER WITH ELASTIC BRACKETS
    • Publication number 20250056154
    • Publication date Feb 13, 2025
    • NINGBO KEPO ELECTRONICS CO., LTD.
    • BING WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VOICE COIL STRUCTURE, METHOD FOR MANUFACTURING THE SAME, AND LOUDSP...
    • Publication number 20250056162
    • Publication date Feb 13, 2025
    • TRANSOUND ELECTRONICS CO., LTD.
    • TSENG-FENG WEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sounding Device
    • Publication number 20250056163
    • Publication date Feb 13, 2025
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Wei Song
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MULTI-LAYER BOARD ACTUATOR HAVING A PLANAR MAGNET AND VOICE COIL
    • Publication number 20250048035
    • Publication date Feb 6, 2025
    • Apple Inc.
    • Stuart M. Nevill
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICES
    • Publication number 20250039597
    • Publication date Jan 30, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Guangyuan ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electrodynamic actuator with improved magnet system
    • Publication number 20250030984
    • Publication date Jan 23, 2025
    • Sound Solutions International (Zhenjiang) Co.,Ltd.
    • Manuel Mefleh
    • 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

    EYEGLASSES
    • Publication number 20250020947
    • Publication date Jan 16, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Yueqiang WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE AND ELECTRONIC DEVICE
    • Publication number 20250020946
    • Publication date Jan 16, 2025
    • Huawei Technologies Co., Ltd
    • Li Guo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOW PROFILE LOUDSPEAKER DEVICE
    • Publication number 20250024194
    • Publication date Jan 16, 2025
    • Mayht Holding B.V.
    • Mattias Jeffrey Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    GLASSES
    • Publication number 20250013078
    • Publication date Jan 9, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Yueqiang WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC MODULE AND ELECTRONIC DEVICE
    • Publication number 20250016505
    • Publication date Jan 9, 2025
    • VIVO MOBILE COMMUNICATION CO., LTD.
    • Xinkun CHENG
    • 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

    DUAL-DIAPHRAGM SPEAKER AND ELECTRONIC DEVICE
    • Publication number 20250008269
    • Publication date Jan 2, 2025
    • HUAWEI TECHNOLOGIES CO., LTD.
    • Haohao ZHANG
    • 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