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Aspects regarding the frame of loudspeaker transducers

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HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R2400/00Loudspeakers

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H04R2400/11Aspects regarding the frame of loudspeaker transducers
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Patents Grantslast 30 patents

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    • LG Display Co., Ltd.
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    Loudspeaker
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    • Issue date Jun 10, 2025
    • PSS Belgium N.V.
    • Fabian Vuine
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    • Apple Inc.
    • Sean T. McIntosh
    • H01 - BASIC ELECTRIC ELEMENTS
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    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    Multifunctional sounding device
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    • Lubin Mao
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    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
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    Electrical device
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    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Shohei Kawagoe
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    Multifunctional speaker device
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    • Lubin Mao
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    • Xiaoqiong Feng
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    • Timothy Ruben Scheek
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    Multi-input-driving loudspeaker
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    • SUZHOU SONAVOX ELECTRONICS CO., LTD
    • Jianming Zhou
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    Electronic device with a sounding function
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    • CENTURY STEP AUDIOTECH LIMITED
    • Yuk Shing Lai
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    Loudspeaker
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    • Issue date Apr 8, 2025
    • PANASONIC AUTOMOTIVE SYSTEMS CO., LTD.
    • Hiroyuki Morimoto
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    Speaker box
    • Patent number 12,267,643
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    • AAC Microtech (Changzhou) Co., Ltd.
    • Haijuan Yang
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    Apparatus
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    • YoungWook Ha
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    Acoustic transducer, acoustic apparatus, and ultrasonic oscillator
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    • Wataru Yokota
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    Loudspeaker transducers
    • Patent number 12,256,208
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    • Sean O'Brien
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    Loudspeaker with inertial exciter comprising a magnet assembly susp...
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    Sounding unit
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    Speaker with better acoustic performance structure
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    • AAC Microtech (Changzhou) Co., Ltd.
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    Speaker box
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    Acoustic transducer with balanced properties
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    SPEAKER MODULE AND ELECTRONIC DEVICE
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    SPEAKER
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    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Qun Xiang
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    SOUND PRODUCTION DEVICE AND ELECTRONIC APPARATUS
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    ULTRASONIC TRANSDUCER AND PARAMETRIC SPEAKER INCLUDING THE SAME
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    LOUDSPEAKERS AND ELECTRONIC DEVICES
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    SOUND PRODUCTION MODULE AND TERMINAL DEVICE
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    SPEAKER DEVICE
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    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
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    SPEAKER DEVICE
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    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
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    PIEZOELECTRIC SPEAKER AND METHOD FOR MANUFACTURING THE SAME
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    Coaxial Speaker
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    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
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    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
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    • Zhang Ren
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    • AAC MICROTECH (CHANGZHOU) CO., LTD.
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    • Zhang Ren
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