TREA

Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

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Industry

  • CPC
  • H04R7/20
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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

H04R7/20Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • 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

    LINE DAMPER BELLOWS DUAL OPPOSING DRIVER SPEAKER
    • Publication number 20240298117
    • Publication date Sep 5, 2024
    • Mayht Holding B.V.
    • Mattias Jeffrey Scheek
    • 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

    HIGH-PRECISION ALIGNMENT FEATURES FOR AUDIO TRANSDUCERS
    • Publication number 20240267677
    • Publication date Aug 8, 2024
    • Sonos, Inc.
    • Wei Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Passive Radiator with Adjustable Working Frequency
    • Publication number 20240236554
    • Publication date Jul 11, 2024
    • Glass Acoustic Innovations Co., Ltd.
    • Kwun-Kit Chan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ULTRASONIC TRANSDUCER, DISTANCE MEASUREMENT APPARATUS, AND METHOD O...
    • Publication number 20240179452
    • Publication date May 30, 2024
    • Mitsubishi Electric Corporation
    • Yoshitaka KAJIYAMA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker Apparatus
    • Publication number 20240114276
    • Publication date Apr 4, 2024
    • Nokia Technologies Oy
    • Thorsten Behles
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    LOUDSPEAKER FOR HEARING DEVICE
    • Publication number 20240031741
    • Publication date Jan 25, 2024
    • KNOWLES ELECTRONICS, LLC
    • Charles Bender King
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER STRUCTURE AND SPEAKER DEVICE
    • Publication number 20240022863
    • Publication date Jan 18, 2024
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHua TONG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20240015443
    • Publication date Jan 11, 2024
    • GRAWE & SCHNEIDER GDBR
    • Thomas GRAWE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230421948
    • Publication date Dec 28, 2023
    • Panasonic Intellectual Property Management Co., Ltd.
    • Taishi NAKAMURA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER AND METHOD OF PRODUCING THE SAME
    • Publication number 20230421960
    • Publication date Dec 28, 2023
    • FOSTER ELECTRIC COMPANY, LIMITED
    • Eiichiro Suzuki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    A FULL-FREQUENCY BAND HIGH QUALITY PLANAR RESONANCE SPEAKER WITH A...
    • Publication number 20230370779
    • Publication date Nov 16, 2023
    • SUZHOU LI YUE MUSICAL INSTRUMENTS CO., LTD.
    • Haiou JIN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker and Terminal
    • Publication number 20230362548
    • Publication date Nov 9, 2023
    • Huawei Technologies Co., Ltd
    • Peng Huo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker Module
    • Publication number 20230328453
    • Publication date Oct 12, 2023
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Haijuan Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION DEVICES
    • Publication number 20230328459
    • Publication date Oct 12, 2023
    • SHENZHEN SHOKZ CO., LTD.
    • Guangyuan ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION SENSOR AND MICROPHONE
    • Publication number 20230300536
    • Publication date Sep 21, 2023
    • SHENZHEN SHOKZ CO., LTD.
    • Wenjun DENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DAMPING STRUCTURE TO INCREASE SPEAKER RATED POWER
    • Publication number 20230254646
    • Publication date Aug 10, 2023
    • Dell Products L.P.
    • Paul Huang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BALANCED ARMATURE RECEIVER HAVING IMPROVED FREQUENCY RESPONSE
    • Publication number 20230217175
    • Publication date Jul 6, 2023
    • KNOWLES ELECTRONICS, LLC
    • Christopher Monti
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20230217181
    • Publication date Jul 6, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Acoustic Device
    • Publication number 20230199393
    • Publication date Jun 22, 2023
    • AAC Microtech (Changzhou) Co., Ltd.
    • Weimin Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PASSIVE RADIATOR UNIT AND SPEAKER SYSTEM COMPRISING SAME
    • Publication number 20220417651
    • Publication date Dec 29, 2022
    • AAC Microtech (Changzhou) Co., Ltd.
    • Juha Backman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sound-Producing Device and Electronic Terminal
    • Publication number 20220394390
    • Publication date Dec 8, 2022
    • Goertek Inc.
    • Jianbin YANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MULTI-INPUT-DRIVING LOUDSPEAKER
    • Publication number 20220369039
    • Publication date Nov 17, 2022
    • SUZHOU RUSHENG ELECTRONICS CO., LTD.
    • Jianming ZHOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    INSTRUMENT SPEAKER CABINET WITH ACTIVE AND PASSIVE RADIATOR SPEAKERS
    • Publication number 20220303669
    • Publication date Sep 22, 2022
    • CHERRY CREEK DOOR & WINDOW COMPANY, INC.
    • Paul Gulledge
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HIGHLY COMPLIANT ELECTRO-ACOUSTIC MINIATURE TRANSDUCER
    • Publication number 20220295188
    • Publication date Sep 15, 2022
    • Bose Corporation
    • Lei CHENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BIOACOUSTIC SENSOR AND STETHOSCOPE INCLUDING THE SAME
    • Publication number 20220286773
    • Publication date Sep 8, 2022
    • Murata Manufacturing Co., Ltd.
    • Takatoshi KATO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BALANCED ARMITURE RECEIVER AND DIAPHRAGMS THEREFOR
    • Publication number 20220232323
    • Publication date Jul 21, 2022
    • KNOWLES ELECTRONICS, LLC
    • Thomas Miller
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN ENFORCEMENT ELEMENT
    • Publication number 20220167089
    • Publication date May 26, 2022
    • Purifi APS
    • Bruno PUTZEYS
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Conductive plane damper
    • Publication number 20220167088
    • Publication date May 26, 2022
    • Dayun Zhu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE