TREA

for loudspeaker transducers

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  • CPC
  • H04R1/2873
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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 H04R1/00Details of transducers, loudspeakers or microphones

Current Industry

H04R1/2873for loudspeaker transducers
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    VIBRATION-DAMPING RECTANGULAR MAGNETIC ASSEMBLY
    • Publication number 20250056153
    • Publication date Feb 13, 2025
    • FORTUNE GRAND TECHNOLOGY INC.
    • PING-YU LEE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOW PROFILE LOUDSPEAKER DEVICE
    • Publication number 20250024194
    • Publication date Jan 16, 2025
    • Mayht Holding B.V.
    • Mattias Jeffrey Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC SIGNAL OUTPUT DEVICE
    • Publication number 20250008254
    • Publication date Jan 2, 2025
    • Nippon Telegraph and Telephone Corporation
    • Hironobu CHIBA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICE
    • Publication number 20240430613
    • Publication date Dec 26, 2024
    • Samsung Electronics Co., Ltd.
    • Euihan YOON
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SOUND PRESSURE CONTROL DEVICE, ELECTRONIC DEVICE, AND COMPONENT
    • Publication number 20240414471
    • Publication date Dec 12, 2024
    • SONY GROUP CORPORATION
    • ATSUSHI YAMAMOTO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DEVICE DETECTION METHOD AND TERMINAL
    • Publication number 20240388838
    • Publication date Nov 21, 2024
    • Honor Device Co., Ltd.
    • Jianfeng XU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    EARPHONE COUPLER
    • Publication number 20240388858
    • Publication date Nov 21, 2024
    • ams-OSRAM AG
    • Dylan MORGAN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCERS AND HEADPHONES
    • Publication number 20240323593
    • Publication date Sep 26, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    RECREATIONAL VEHICLE STORAGE AND SPEAKER SYSTEMS
    • Publication number 20240317146
    • Publication date Sep 26, 2024
    • Polaris Industries Inc.
    • Tyler Kent
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DIAPHRAGM WITH EXCITER, AND VEHICLE WINDOW GLASS
    • Publication number 20240314478
    • Publication date Sep 19, 2024
    • AGC Inc.
    • Jun AKIYAMA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Force Canceling Speaker
    • Publication number 20240284096
    • Publication date Aug 22, 2024
    • Meta Platforms Technologies, LLC
    • Jason SILVER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DISPLAY APPARATUS AND COMPUTING APPARATUS INCLUDING THE SAME
    • Publication number 20240275916
    • Publication date Aug 15, 2024
    • LG Display Co., Ltd.
    • DongUk KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE
    • Publication number 20240214720
    • Publication date Jun 27, 2024
    • ACER INCORPORATED
    • Jia-Ren CHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACTUATOR WITH DISTRIBUTED RESONANCES
    • Publication number 20240205593
    • Publication date Jun 20, 2024
    • Sound Solutions International (Zhenjiang) Co. Ltd.
    • Friedrich Reining
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PANEL AUDIO LOUDSPEAKERS INCLUDING MECHANICALLY GROUNDED MAGNETIC C...
    • Publication number 20240163602
    • Publication date May 16, 2024
    • Google LLC
    • Andrew Phillis
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD
    • Publication number 20240107233
    • Publication date Mar 28, 2024
    • Panasonic Intellectual Property Management Co., Ltd.
    • Fumiyasu KONNO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    APPARATUS AND METHOD FOR GENERATING A FIRST CONTROL SIGNAL AND A SE...
    • Publication number 20240040303
    • Publication date Feb 1, 2024
    • Kaetel Systems GmbH
    • Klaus KAETEL
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIPOLE LOUDSPEAKER ASSEMBLY
    • Publication number 20240031712
    • Publication date Jan 25, 2024
    • PSS BELGIUM N.V.
    • David Corynen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIRECTIONAL MICROPHONE RECEIVER AND SOUND DEVICE
    • Publication number 20230403502
    • Publication date Dec 14, 2023
    • YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD.
    • Yixiang Lin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    INDUCTIVE ACOUSTIC FILTERS FOR ACOUSTIC DEVICES
    • Publication number 20230262370
    • Publication date Aug 17, 2023
    • Apple Inc.
    • Anthony D. MINERVINI
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    NOISE-REDUCING LOUDSPEAKER
    • Publication number 20230247347
    • Publication date Aug 3, 2023
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Eugene PULICE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC WAVE ATTENUATOR FOR AN ELECTRONIC DEVICE
    • Publication number 20230092004
    • Publication date Mar 23, 2023
    • Apple Inc.
    • Peter C. Hrudey
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    DISPLAY APPARATUS AND COMPUTING APPARATUS INCLUDING THE SAME
    • Publication number 20220360733
    • Publication date Nov 10, 2022
    • LG Display Co., Ltd.
    • DongUk KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Directive multiway loudspeaker with a waveguide
    • Publication number 20220337941
    • Publication date Oct 20, 2022
    • GENELEC OY
    • Jussi Väisänen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20220210545
    • Publication date Jun 30, 2022
    • AAC Microtech (Changzhou) Co., Ltd.
    • Bo Xiao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC DEVICE
    • Publication number 20220210546
    • Publication date Jun 30, 2022
    • ALPS ALPINE CO., LTD.
    • Ryo ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Audio Devices Having Low-Frequency Extension Filter
    • Publication number 20220159370
    • Publication date May 19, 2022
    • Shure Acquisition Holdings, Inc.
    • Brent Robert Shumard
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HEADPHONES
    • Publication number 20220038813
    • Publication date Feb 3, 2022
    • Yamaha Corporation
    • Tomoaki MORI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND OUTPUT DEVICE
    • Publication number 20210168478
    • Publication date Jun 3, 2021
    • Yamaha Corporation
    • Kunito TAKAHASHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HORN LOUDSPEAKERS
    • Publication number 20210105557
    • Publication date Apr 8, 2021
    • Bose Corporation
    • David Edwards Blore
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE