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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

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H04R9/041Centering
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Sound-producing device
    • Patent number 11,979,729
    • Issue date May 7, 2024
    • GOERTEK INC.
    • Jianbin Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrodynamic drive for flat loudspeaker systems
    • Patent number 11,683,647
    • Issue date Jun 20, 2023
    • Sotis AG
    • Danilo Herger
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrodynamic actuator for acoustic oscillations
    • Patent number 11,611,831
    • Issue date Mar 21, 2023
    • FLATVOX FZC LLC
    • Dmitry Vladimirovich Petrenko
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,457,315
    • Issue date Sep 27, 2022
    • TYMPHANY WORLDWIDE ENTERPRISES LIMITED
    • Peng Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Planar loudspeaker
    • Patent number 11,388,517
    • Issue date Jul 12, 2022
    • GRAWE & SCHNEIDER GDBR
    • Thomas Andrew Grawe
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Linear actuator
    • Patent number 11,056,959
    • Issue date Jul 6, 2021
    • Animal Dynamics Limited
    • Alex Caccia
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,026,025
    • Issue date Jun 1, 2021
    • AAC Technologies Pte. Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Position sensor for a voice coil
    • Patent number 11,019,441
    • Issue date May 25, 2021
    • Analog Devices, Inc.
    • Kenneth Edward Malsky
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Speaker
    • Patent number 10,932,058
    • Issue date Feb 23, 2021
    • AAC Technologies Pte. Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 10,820,107
    • Issue date Oct 27, 2020
    • AAC Technologies Pte. Ltd.
    • Dai Feng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Damper and speaker apparatus
    • Patent number 10,779,076
    • Issue date Sep 15, 2020
    • Pioneer Corporation
    • Yoshihiro Kimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker with hidden folding ring
    • Patent number 10,750,288
    • Issue date Aug 18, 2020
    • TYMPHANY ACOUSTIC TECHNOLOGY (HUIZHOU) CO., LTD.
    • Zhi Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker with closed membrane and relative assembly method
    • Patent number 10,728,673
    • Issue date Jul 28, 2020
    • Ask Industries Societa′ per Azioni
    • Claudio Panni
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrodynamic acoustic transducer with conductive membrane for coi...
    • Patent number 10,645,498
    • Issue date May 5, 2020
    • AAC Technologies Pte. Ltd.
    • Friedrich Reining
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transducer and method of operation
    • Patent number 10,575,100
    • Issue date Feb 25, 2020
    • Linear Labs, LLC
    • Fred E. Hunstable
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker
    • Patent number 10,469,952
    • Issue date Nov 5, 2019
    • Goertek Inc.
    • Xiaoyuan Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker with vibration control system
    • Patent number 10,412,497
    • Issue date Sep 10, 2019
    • Ask Industries Societa′ per Azioni
    • Carlo Sancisi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Method and apparatus for coil alignment in electromagnetic hearing...
    • Patent number 10,390,154
    • Issue date Aug 20, 2019
    • Ototronix, LLC
    • Michael R. Spearman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Miniature speaker
    • Patent number 10,299,045
    • Issue date May 21, 2019
    • AAC Technologies Pte. Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Damper and speaker apparatus
    • Patent number 10,206,028
    • Issue date Feb 12, 2019
    • Pioneer Corporation
    • Yoshihiro Kimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker driver
    • Patent number 10,178,479
    • Issue date Jan 8, 2019
    • Jeffrey K. Permanian
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Audio demonstration kit
    • Patent number 10,134,295
    • Issue date Nov 20, 2018
    • Bose Corporation
    • Lee Zamir
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker motor and suspension system
    • Patent number 10,051,374
    • Issue date Aug 14, 2018
    • Harman International Industries, Incorporated
    • Brian Sterling
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transducer and method of operation
    • Patent number 9,936,300
    • Issue date Apr 3, 2018
    • Linear Labs, Inc.
    • Fred E. Hunstable
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Double coil speaker
    • Patent number 9,838,794
    • Issue date Dec 5, 2017
    • Sound Solutions International Co., Ltd.
    • Friedrich Reining
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic transducer systems with tilt control
    • Patent number 9,832,571
    • Issue date Nov 28, 2017
    • Audera Acoustics Inc.
    • David Russell
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker with a coil stabilizer and method for manufacturing the same
    • Patent number 9,807,511
    • Issue date Oct 31, 2017
    • Sound Solutions International Co., Ltd.
    • Michael Schoeffmann
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Flat plate-type bass loudspeaker
    • Patent number 9,788,121
    • Issue date Oct 10, 2017
    • GOERTEK INC.
    • Chao Jiang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker with a helmholtz resonator
    • Patent number 9,693,132
    • Issue date Jun 27, 2017
    • PSS Belgium N.V.
    • Karel Goossens
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Low-profile speaker
    • Patent number 9,532,145
    • Issue date Dec 27, 2016
    • EAGLE ACOUSTICS MANUFACTURING, LLC
    • Paul Niedermann
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    A FULL-FREQUENCY BAND HIGH QUALITY SPEAKER WITH A BAR AND SOUND TUN...
    • Publication number 20240137705
    • Publication date Apr 25, 2024
    • SUZHOU LI YUE MUSICAL INSTRUMENTS CO., LTD.
    • Haiou JIN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC DRIVERS AND LOUDSPEAKERS CONTAINING SAME
    • Publication number 20230328448
    • Publication date Oct 12, 2023
    • CLEAN ENERGY LABS, LLC
    • Joseph F. Pinkerton
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND OUTPUT EQUIPMENT AND DISPLAY DEVICE
    • Publication number 20230094106
    • Publication date Mar 30, 2023
    • LG ELECTRONICS INC.
    • Sungeun YANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER WITH A FIN-REINFORCED VOICE COIL STRUCTURE
    • Publication number 20230019916
    • Publication date Jan 19, 2023
    • HAINING XIMINI TECHNOLOGY CO., LTD.
    • Wei Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND-PRODUCING DEVICE
    • Publication number 20220377464
    • Publication date Nov 24, 2022
    • Goertek Inc.
    • JIANBIN YANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRODYNAMIC DRIVE FOR FLAT LOUDSPEAKER SYSTEMS
    • Publication number 20220345822
    • Publication date Oct 27, 2022
    • Danilo Herger
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    POSITION SENSOR FOR A VOICE COIL
    • Publication number 20210037329
    • Publication date Feb 4, 2021
    • Analog Devices, Inc.
    • Kenneth Edward Malsky
    • G01 - MEASURING TESTING
  • Information Patent Application

    TRANSDUCER AND METHOD OF OPERATION
    • Publication number 20200275211
    • Publication date Aug 27, 2020
    • Linear Labs, Inc.
    • Fred E. Hunstable
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200213761
    • Publication date Jul 2, 2020
    • AAC Technologies Pte. Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200213752
    • Publication date Jul 2, 2020
    • AAC Technologies Pte. Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20200045445
    • Publication date Feb 6, 2020
    • AAC Technologies Pte. Ltd.
    • Dai Feng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER WITH HIDDEN FOLDING RING
    • Publication number 20190342667
    • Publication date Nov 7, 2019
    • Tymphany Acoustic Technology (Huizhou) Co., Ltd.
    • Zhi CHEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIFFERENTIAL SPEAKER APPARATUS HAVING MOTION FEEDBACK FUNCTION
    • Publication number 20190141453
    • Publication date May 9, 2019
    • Joong Bae KIM
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    DAMPER AND SPEAKER APPARATUS
    • Publication number 20190124437
    • Publication date Apr 25, 2019
    • Pioneer Corporation
    • Yoshihiro KIMURA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER WITH CLOSED MEMBRANE AND RELATIVE ASSEMBLY METHOD
    • Publication number 20190124449
    • Publication date Apr 25, 2019
    • ASK INDUSTRIES SOCIETA' PER AZIONI
    • Claudio PANNI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCER AND METHOD OF OPERATION
    • Publication number 20190037317
    • Publication date Jan 31, 2019
    • Linear Labs, Inc.
    • Fred E. Hunstable
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRODYNAMIC ACOUSTIC TRANSDUCER WITH CONDUCTIVE MEMBRANE FOR COI...
    • Publication number 20180332398
    • Publication date Nov 15, 2018
    • Sound Solutions International Co., Ltd.
    • Friedrich Reining
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MINIATURE SPEAKER
    • Publication number 20180302723
    • Publication date Oct 18, 2018
    • AAC Technologies Pte. Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER WITH VIBRATION CONTROL SYSTEM
    • Publication number 20180288529
    • Publication date Oct 4, 2018
    • ASK INDUSTRIES SOCIETA' PER AZIONI
    • Carlo SANCISI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20180288530
    • Publication date Oct 4, 2018
    • GOERTEK INC.
    • Xiaoyuan CHEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER MOTOR AND SUSPENSION SYSTEM
    • Publication number 20180109878
    • Publication date Apr 19, 2018
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Brian STERLING
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC TRANSDUCER SYSTEMS WITH TILT CONTROL
    • Publication number 20170171662
    • Publication date Jun 15, 2017
    • AUDERA ACOUSTICS INC.
    • David Russell
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER WITH A COIL STABILIZER AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20170127186
    • Publication date May 4, 2017
    • Michael Schoeffmann
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMPROVED METHOD AND APPARATUS FOR COIL ALIGNMENT IN ELECTROMAGNETIC...
    • Publication number 20160183018
    • Publication date Jun 23, 2016
    • Ototronix, LLC
    • MICHAEL R. SPEARMAN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    A LOUDSPEAKER WITH A HELMHOLTZ RESONATOR
    • Publication number 20160165335
    • Publication date Jun 9, 2016
    • PSS BELGIUM N.V.
    • Karel Goossens
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    FLAT PLATE-TYPE BASS LOUDSPEAKER
    • Publication number 20160080869
    • Publication date Mar 17, 2016
    • GOERTEK INC.
    • Chao JIANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Double Coil Speaker
    • Publication number 20140321690
    • Publication date Oct 30, 2014
    • Friedrich Reining
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20140133691
    • Publication date May 15, 2014
    • FIRSTCHAIR ACOUSTICS CO., LTD.
    • CHING-WEN YANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DAMPER AND MANUFACTURING METHOD OF THE SAME
    • Publication number 20140102825
    • Publication date Apr 17, 2014
    • Hiroshi OHARA
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MICRO CONVERTER, AUDIO DEVICE AND HEARING AID
    • Publication number 20140016809
    • Publication date Jan 16, 2014
    • EXSILENT RESEARCH B.V.
    • Jan Marinus Van Doorn
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE