TREA

Centering

Follow

Industry

  • CPC
  • H04R9/041
This industry / category may be too specific. Please go to a parent level for more data

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

H04R9/041Centering
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    TRANSDUCERS, LOUDSPEAKERS, AND ACOUSTIC OUTPUT DEVICES
    • Publication number 20240365067
    • Publication date Oct 31, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Guangyuan ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240340592
    • Publication date Oct 10, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhaoyu Yin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    A FULL-FREQUENCY BAND HIGH QUALITY SPEAKER WITH A BAR AND SOUND TUN...
    • Publication number 20240236576
    • Publication date Jul 11, 2024
    • SUZHOU LI YUE MUSICAL INSTRUMENTS CO., LTD.
    • Haiou JIN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • 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