TREA

Diaphragms comprising metallic materials

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Industry

  • CPC
  • H04R2307/027
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R2307/00Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups

Current Industry

H04R2307/027Diaphragms comprising metallic materials
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

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    METHOD OF MANUFACTURING SPEAKER DIAPHRAGM, SPEAKER DIAPHRAGM, AND S...
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    • JVCKENWOOD CORPORATION
    • Kazuyuki INAGAKI
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    VIBRATING DIAPHRAGM AND LOUDSPEAKER
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    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • Huaming Wan
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    • Hironari YAMAMOTO
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    • Wendong ZHANG
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    PRESSURE WAVE GENERATING ELEMENT AND METHOD FOR PRODUCING THE SAME
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    • Murata Manufacturing Co., Ltd.
    • Kohei FUKAMACHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    LOUDSPEAKER DIAPHRAGM
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    • Publication date Feb 8, 2024
    • Thomas O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    PRESSURE WAVE GENERATING ELEMENT AND METHOD FOR PRODUCING THE SAME
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    • Murata Manufacturing Co., Ltd.
    • Kohei FUKAMACHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    LOUDSPEAKER DIAPHRAGM
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    • Publication date Oct 13, 2022
    • B&W GROUP LTD
    • Thomas O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    ELECTROACOUSTIC DIAPHRAGM, TRANSDUCER, AUDIO DEVICE, AND METHODS HA...
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    • Audeze, LLC
    • Dragoslav Colich
    • H01 - BASIC ELECTRIC ELEMENTS
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    MEMS DIE WITH A DIAPHRAGM HAVING A STEPPED OR TAPERED PASSAGE FOR I...
    • Publication number 20220256292
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    • KNOWLES ELECTRONICS, LLC
    • Vahid NADERYAN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    MICRO ELECTROSTATIC SPEAKER
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    • Gabriel Zeltzer
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    • Koichi HASEGAWA
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    DYNAMIC BALANCE SPEAKER
    • Publication number 20220070588
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    • HUNG TSE ELECTRIC CO, LTD.
    • I-Ching Lu
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    SOUND PRODUCING PACKAGE STRUCTURE AND METHOD FOR PACKAGING SOUND PR...
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    • xMEMS Labs, Inc.
    • Hai-Hung Wen
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    FIBER MICROPHONE
    • Publication number 20210281952
    • Publication date Sep 9, 2021
    • The Research Foundation for The State University of New York
    • Ronald N. MILES
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    • Kheng-Wee LEE
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    DIAPHRAGM ASSEMBLY, A TRANSDUCER, A MICROPHONE, AND A METHOD OF MAN...
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    • Sonion Nederland BV
    • Michele Colloca
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
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    FIBER MICROPHONE
    • Publication number 20200162821
    • Publication date May 21, 2020
    • The Research Foundation for The State University of New York
    • Ronald N. MILES
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    Loudspeaker Diaphragm
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    • Publication date May 7, 2020
    • EVA Automation, Inc.
    • Thomas O'Brien
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    • Publication date Apr 16, 2020
    • EVA Automation, Inc.
    • Thomas O'Brien
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    • FU-JEN CATHOLIC UNIVERSITY
    • Ching-Bore WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    DIAPHRAGM STRUCTURE AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20200068328
    • Publication date Feb 27, 2020
    • NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    • Jinn P. CHU
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    SPEAKER
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    • AAC Technologies Pte. Ltd.
    • Aixin Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SPEAKER
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    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Yun Tang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE