TREA

Non-planar diaphragms or cones

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  • CPC
  • H04R7/12
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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 H04R7/00Diaphragms for electromechanical transducers Cones

Current Industry

H04R7/12Non-planar diaphragms or cones
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

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    MAGNETIC STIFFNESS REDUCTION FOR AUDIO TRANSDUCERS
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    • Publication date Mar 27, 2025
    • Apple Inc.
    • Stuart M. NEVILL
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SPEAKER ASSEMBLY
    • Publication number 20250106540
    • Publication date Mar 27, 2025
    • LG ELECTRONICS INC.
    • Jisung RYU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    DIAPHRAGM AND ELECTROACOUSTIC TRANSDUCER
    • Publication number 20250080914
    • Publication date Mar 6, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Keitaro OTOMO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    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
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    VIBRATION EXCITER WITH ELASTIC BRACKETS
    • Publication number 20250056154
    • Publication date Feb 13, 2025
    • NINGBO KEPO ELECTRONICS CO., LTD.
    • BING WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    VOICE-CONTROLLED ELECTRONIC DEVICE
    • Publication number 20250044879
    • Publication date Feb 6, 2025
    • Apple Inc.
    • Craig M. Stanley
    • G06 - COMPUTING CALCULATING COUNTING
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    METHOD OF MANUFACTURING SPEAKER DIAPHRAGM, SPEAKER DIAPHRAGM, AND S...
    • Publication number 20240422492
    • Publication date Dec 19, 2024
    • JVCKENWOOD CORPORATION
    • Kazuyuki INAGAKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SPEAKER
    • Publication number 20240414477
    • Publication date Dec 12, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Chao Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240414479
    • Publication date Dec 12, 2024
    • BENQ CORPORATION
    • Tung-Ko Lu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    MINIATURE LOUDSPEAKER WITH RADIAL RING MAGNETIC CIRCUIT
    • Publication number 20240414480
    • Publication date Dec 12, 2024
    • Tiinlab Corporation
    • Xiaolin DENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCER
    • Publication number 20240406637
    • Publication date Dec 5, 2024
    • Audio-Technica Corporation
    • Hiromichi OZAWA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20240406639
    • Publication date Dec 5, 2024
    • SUNG JU SOUND CORP.
    • Jong-Dae WON
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20240397266
    • Publication date Nov 28, 2024
    • Sonos, Inc.
    • Timothy Ruben Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20240388837
    • Publication date Nov 21, 2024
    • SHENZHEN WANHONG APPLE ELECTRONICSCO., LTD
    • Xinde Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Loudspeaker Cone with Raised Curved Protrusions and Methods for Con...
    • Publication number 20240381029
    • Publication date Nov 14, 2024
    • Polk Audio LLC
    • Sean O'BRIEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER WITH IMPROVED BL CHARACTERISTICS AND ELECTRONIC DEVICE INCL...
    • Publication number 20240381033
    • Publication date Nov 14, 2024
    • Samsung Electronics Co., Ltd.
    • Seongkwan YANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SPEAKER
    • Publication number 20240373168
    • Publication date Nov 7, 2024
    • PSS BELGIUM N.V.
    • Fabian Vuine
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Double-sided Sounding Device
    • Publication number 20240348980
    • Publication date Oct 17, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Long Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC CONVERSION DEVICE
    • Publication number 20240348984
    • Publication date Oct 17, 2024
    • Panasonic Automotive Systems Co., Ltd.
    • Satoshi ITOH
    • 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

    MINIATURE SPEAKER
    • Publication number 20240340594
    • Publication date Oct 10, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COAXIAL SPEAKER
    • Publication number 20240340572
    • Publication date Oct 10, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Tao Shao
    • 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

    SYSTEMS AND METHODS FOR IMPROVED ACOUSTO-HAPTIC SPEAKERS
    • Publication number 20240334115
    • Publication date Oct 3, 2024
    • Immerz, Inc.
    • Shahriar AFSHAR
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20240323611
    • Publication date Sep 26, 2024
    • Panasonic Automotive Systems Co., Ltd.
    • Satoshi ITOH
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER UNIT AND SPEAKER CURVED DIAPHRAGM
    • Publication number 20240323610
    • Publication date Sep 26, 2024
    • SOUND FUN CORPORATION
    • Hiroshi TANAKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUAL-CONE SMALL SPEAKER
    • Publication number 20240298106
    • Publication date Sep 5, 2024
    • Suzhou Sonavox Electronics Co., Ltd
    • Jianming ZHOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HIGHLY COMPLIANT MINIATURE TRANSDUCER
    • Publication number 20240292154
    • Publication date Aug 29, 2024
    • Bose Corporation
    • Lei CHENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE AND HEADPHONE
    • Publication number 20240292145
    • Publication date Aug 29, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER ASSEMBLY
    • Publication number 20240284114
    • Publication date Aug 22, 2024
    • PSS BELGIUM N.V.
    • Fabian Vuine
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE