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

  • Information Patent Application

    DIAPHRAGM AND SPEAKER UNIT
    • Publication number 20250240574
    • Publication date Jul 24, 2025
    • Onkyo Corporation
    • Takeshi FUJITANI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20250240573
    • Publication date Jul 24, 2025
    • ASK Industries S.p.A.
    • Claudio PANNI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
    • Publication number 20250234119
    • Publication date Jul 17, 2025
    • LG ELECTRONICS INC.
    • Hyunseung YOUN
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SYSTEMS AND METHODS FOR STABILIZING A PLAYBACK DEVICE
    • Publication number 20250220356
    • Publication date Jul 3, 2025
    • Sonos, Inc.
    • Timothy W. Sheen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS MICROPHONE AND ELECTRONIC DEVICE
    • Publication number 20250220359
    • Publication date Jul 3, 2025
    • Goertek Microelectronics Inc.
    • QUANBO ZOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUAL COMPRESSION DRIVER WITH INTERNAL MAGNETS AND ANNULAR EXIT
    • Publication number 20250211898
    • Publication date Jun 26, 2025
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Alexander Voishvillo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUAL COMPRESSION DRIVER WITH ANNULAR EXIT
    • Publication number 20250211897
    • Publication date Jun 26, 2025
    • Harman Professional, Inc.
    • Alexander VOISHVILLO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250203259
    • Publication date Jun 19, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Yang Shi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker and Electronic Device Using Same
    • Publication number 20250203294
    • Publication date Jun 19, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Chao Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER AND LOUDSPEAKER MANUFACTURING METHOD
    • Publication number 20250203260
    • Publication date Jun 19, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Kengo TAKEDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250184668
    • Publication date Jun 5, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Qun Xiang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER CONE WITH A FLEXIBLE CIRCUIT BOARD
    • Publication number 20250175742
    • Publication date May 29, 2025
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Marcel PILGAARD HAVEMANN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKERS AND METHODS
    • Publication number 20250168568
    • Publication date May 22, 2025
    • Technische Universitat Dresden, Korperschaft des offentlichen Rechts
    • Petko BAKARDJIEV
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCER AND HEADPHONE
    • Publication number 20250159410
    • Publication date May 15, 2025
    • Audio-Technica Corporation
    • Daisuke YONEYAMA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Coaxial Speaker
    • Publication number 20250133330
    • Publication date Apr 24, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIAPHRAGM, LOUDSPEAKER, AND DIAPHRAGM MANUFACTURING METHOD
    • Publication number 20250133345
    • Publication date Apr 24, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Tetsushi ITANO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250133347
    • Publication date Apr 24, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COAXIAL SPEAKER BOX
    • Publication number 20250133331
    • Publication date Apr 24, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE AND STYLUS
    • Publication number 20250133346
    • Publication date Apr 24, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250126410
    • Publication date Apr 17, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC DEVICES AND MAGNETIC CIRCUIT ASSEMBLIES THEREOF
    • Publication number 20250119693
    • Publication date Apr 10, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Liwei WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250113147
    • Publication date Apr 3, 2025
    • AAC TECHNOLOGIES (NANJING) CO., LTD.
    • Yao Hui
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MAGNETIC STIFFNESS REDUCTION FOR AUDIO TRANSDUCERS
    • Publication number 20250106562
    • Publication date Mar 27, 2025
    • Apple Inc.
    • Stuart M. NEVILL
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER ASSEMBLY
    • Publication number 20250106540
    • Publication date Mar 27, 2025
    • LG ELECTRONICS INC.
    • Jisung RYU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIAPHRAGM AND ELECTROACOUSTIC TRANSDUCER
    • Publication number 20250080914
    • Publication date Mar 6, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Keitaro OTOMO
    • 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

    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-CONTROLLED ELECTRONIC DEVICE
    • Publication number 20250044879
    • Publication date Feb 6, 2025
    • Apple Inc.
    • Craig M. Stanley
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    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
  • Information Patent Application

    SPEAKER
    • Publication number 20240414477
    • Publication date Dec 12, 2024
    • AAC Microtech (Changzhou) Co., Ltd.
    • Chao Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE