TREA

Non-planar diaphragms or cones

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  • H04R7/12
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HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R7/00Diaphragms for electromechanical transducers Cones

Current Industry

H04R7/12Non-planar diaphragms or cones
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker diaphragm and headphone
    • Patent number 11,979,724
    • Issue date May 7, 2024
    • Yamaha Corporation
    • Hiroshi Nakashima
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker diaphragm
    • Patent number 11,974,110
    • Issue date Apr 30, 2024
    • Yamaha Corporation
    • Hiroshi Nakashima
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Loudspeaker cone with raised curved protrusions and method for cont...
    • Patent number 11,974,111
    • Issue date Apr 30, 2024
    • Polk Audio, LLC
    • Sean O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    MEMS device
    • Patent number 11,974,109
    • Issue date Apr 30, 2024
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Euan James Boyd
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Vibration sounding device
    • Patent number 11,968,513
    • Issue date Apr 23, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker diaphragm and speaker
    • Patent number 11,962,986
    • Issue date Apr 16, 2024
    • GOERTEK INC.
    • Ting Wang
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Speaker device
    • Patent number 11,956,614
    • Issue date Apr 9, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker motor with improved linearity
    • Patent number 11,956,612
    • Issue date Apr 9, 2024
    • Purifi APS
    • Lars Risbo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic device
    • Patent number 11,950,071
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Weimin Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,950,076
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Lubin Mao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Coaxial speaker
    • Patent number 11,950,073
    • Issue date Apr 2, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Tao Shao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • 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

    Dual compression driver with cone diaphragm
    • Patent number 11,943,579
    • Issue date Mar 26, 2024
    • Harman International Industries, Incorporated
    • Alexander Voishvillo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker
    • Patent number 11,924,621
    • Issue date Mar 5, 2024
    • PSS Belgium N.V.
    • Karel Gheldof
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic waveguides for multi-channel playback devices
    • Patent number 11,924,605
    • Issue date Mar 5, 2024
    • Sonos, Inc.
    • Paul MacLean
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Radially arcuated unistructural speaker cone with segmented dome
    • Patent number 11,910,174
    • Issue date Feb 20, 2024
    • Alexander Faraone
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 11,910,175
    • Issue date Feb 20, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xingchi Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker with improved cooling
    • Patent number 11,895,475
    • Issue date Feb 6, 2024
    • Alps Alpine Co., Ltd.
    • Ryo Ito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker unit and speaker
    • Patent number 11,889,259
    • Issue date Jan 30, 2024
    • Sound Fun Corporation
    • Hiroshi Tanaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Elliptical ring radiator diaphragm, tweeter and damping method
    • Patent number 11,889,258
    • Issue date Jan 30, 2024
    • Polk Audio, LLC
    • Sean O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multi-input-driving loudspeaker
    • Patent number 11,882,423
    • Issue date Jan 23, 2024
    • SUZHOU RUSHENG ELECTRONICS CO., LTD.
    • Jianming Zhou
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Micro transducer molding
    • Patent number 11,877,132
    • Issue date Jan 16, 2024
    • Bose Corporation
    • Marek Kawka
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Omnidirectional loudspeaker and compression driver therefor
    • Patent number 11,863,957
    • Issue date Jan 2, 2024
    • Harman International Industries, Incorporated
    • Alexander Voishvillo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker system
    • Patent number 11,856,383
    • Issue date Dec 26, 2023
    • PSS Belgium N.V.
    • Johan Schepens
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Amplification system and method
    • Patent number 11,843,359
    • Issue date Dec 12, 2023
    • Kurt P Hahn
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Active piezoelectric sheet with piezoelectric microstructures
    • Patent number 11,843,915
    • Issue date Dec 12, 2023
    • Massachusetts Institute of Technology
    • Jinchi Han
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Voice coil assembly and loudspeaker
    • Patent number 11,838,735
    • Issue date Dec 5, 2023
    • GOERTEK INC.
    • Yue Zhao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electromagnetic actuator for a speaker or a sound transducer with a...
    • Patent number 11,838,736
    • Issue date Dec 5, 2023
    • Sound Solutions International Co., Ltd.
    • Gustav Otto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Double-sided vibrating speaker
    • Patent number 11,832,075
    • Issue date Nov 28, 2023
    • FORTUNE GRAND TECHNOLOGY INC.
    • Jian Lv
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker diaphragm and speaker
    • Patent number 11,825,285
    • Issue date Nov 21, 2023
    • Goetek Inc.
    • Ting Wang
    • B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKERS
    • Publication number 20240147161
    • Publication date May 2, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker Unit
    • Publication number 20240147141
    • Publication date May 2, 2024
    • Yamaha Corporation
    • Yuu TSUCHIHASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKERS
    • Publication number 20240147142
    • Publication date May 2, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND GENERATOR AND AUDIO DEVICE
    • Publication number 20240147163
    • Publication date May 2, 2024
    • GOERTEK INC.
    • Miaomiao WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...
    • Publication number 20240133736
    • Publication date Apr 25, 2024
    • InvenSense, Inc.
    • Pirmin Rombach
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER AND AUDIO SYSTEM
    • Publication number 20240098402
    • Publication date Mar 21, 2024
    • SUZHOU SONAVOX ELECTRONICS CO., LTD.
    • Peng GAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240098424
    • Publication date Mar 21, 2024
    • Merry Electronics(Shenzhen) Co., Ltd.
    • Tsai Ti Lai
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BALANCED ARMATURE RECEIVER AND YOKE THEREFOR
    • Publication number 20240080627
    • Publication date Mar 7, 2024
    • KNOWLES ELECTRONICS, LLC
    • Richard Scheleski
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACTIVE PIEZOELECTRIC SHEET WITH PIEZOELECTRIC MICROSTRUCTURES
    • Publication number 20240080630
    • Publication date Mar 7, 2024
    • Massachusetts Institute of Technology
    • Jinchi HAN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240080623
    • Publication date Mar 7, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electronic Device With A Function Of Sound
    • Publication number 20240073584
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DISPLACEMENT DETECTOR, ARRAY OF DISPLACEMENT DETECTORS AND METHOD O...
    • Publication number 20240069195
    • Publication date Feb 29, 2024
    • ams International AG
    • Goran STOJANOVIC
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Circuit and Sounding Device Incorporating Same
    • Publication number 20240073604
    • Publication date Feb 29, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER BOX
    • Publication number 20240073619
    • Publication date Feb 29, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240056738
    • Publication date Feb 15, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Dijiang Tong
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240056742
    • Publication date Feb 15, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER DIAPHRAGM
    • Publication number 20240048910
    • Publication date Feb 8, 2024
    • Thomas O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    EDGE, SPEAKER UNIT, MICROPHONE, AND ACOUSTIC PROCESSING DEVICE
    • Publication number 20240022860
    • Publication date Jan 18, 2024
    • SONY GROUP CORPORATION
    • NAOKI SHINMEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HYBRID LOUDSPEAKER AND AUDIO REPRODUCTION DEVICE
    • Publication number 20240022850
    • Publication date Jan 18, 2024
    • GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    • Ze WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240022853
    • Publication date Jan 18, 2024
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHua TONG
    • 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

    Balanced Armature Receiver
    • Publication number 20230412987
    • Publication date Dec 21, 2023
    • KNOWLES ELECTRONICS, LLC
    • Yahui Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DUAL COMPRESSION DRIVER WITH CONE DIAPHRAGM
    • Publication number 20230403499
    • Publication date Dec 14, 2023
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Alexander Voishvillo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic Transducer
    • Publication number 20230388701
    • Publication date Nov 30, 2023
    • Bose Corporation
    • Ryan C. Struzik
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Conical electrostatic speaker
    • Publication number 20230388720
    • Publication date Nov 30, 2023
    • Robert Grant Oliver
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS DEVICE
    • Publication number 20230388714
    • Publication date Nov 30, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Euan James Boyd
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER TRANSDUCERS
    • Publication number 20230388717
    • Publication date Nov 30, 2023
    • Polk Audio, LLC
    • Sean O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    WATER DRAINAGE STRUCTURE AND COIL WIRE CONNECTION STRUCTURE FOR 2-W...
    • Publication number 20230370781
    • Publication date Nov 16, 2023
    • BUJEON CO., LTD.
    • Minkoo PARK
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230362536
    • Publication date Nov 9, 2023
    • Kaetel Systems GmbH
    • Klaus KAETEL
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230353946
    • Publication date Nov 2, 2023
    • Tim BRUEGGENKAMP
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE