Mounting or tensioning of diaphragms or cones

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTI-GAP MAGNETIC MOTOR FOR USE IN LOUDSPEAKERS

    • Publication number 20250240575
    • Publication date Jul 24, 2025
    • ALPS ALPINE CO., LTD.
    • Alan Robert Cross
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Compact speaker enclosure with modular external design

    • Publication number 20250211886
    • Publication date Jun 26, 2025
    • SAGEMCOM BROADBAND SAS
    • Dominique SUSINI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND DEVICE

    • Publication number 20250211910
    • Publication date Jun 26, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUNDING DEVICE

    • Publication number 20250211911
    • Publication date Jun 26, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Ronglin Linghu
    • 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

    LOUDSPEAKER MODULE AND VEHICLE

    • Publication number 20250159411
    • Publication date May 15, 2025
    • Shenzhen Yinwang Intelligent Technologies Co., Ltd.
    • Zhangzhao Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LINEAR MOTOR MAGNET ASSEMBLY AND LOUDSPEAKER UNIT

    • Publication number 20250159416
    • Publication date May 15, 2025
    • Mayht Holding B.V.
    • Timothy Ruben Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MAGNET ASSEMBLY FOR ELECTRODYNAMIC LOUDSPEAKER MOTOR, ELECTRODYNAMI...

    • Publication number 20250133348
    • Publication date Apr 24, 2025
    • Centre National de la Recherche Scientifique
    • Lionel CAMBERLEIN
    • 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

    Two-Part Speaker System

    • Publication number 20250126384
    • Publication date Apr 17, 2025
    • Apple Inc.
    • Neal D. Evans
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICE

    • Publication number 20250119680
    • Publication date Apr 10, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICES

    • Publication number 20250063281
    • Publication date Feb 20, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Zhen WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCER INCLUDING PIEZOELECTRIC ELEMENT AND METHOD OF PRODUCING...

    • Publication number 20250048032
    • Publication date Feb 6, 2025
    • ALPS ALPINE CO., LTD.
    • Ryo ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND DEVICE

    • Publication number 20250039598
    • Publication date Jan 30, 2025
    • LG ELECTRONICS INC.
    • Giljae LEE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC APPARATUS

    • Publication number 20250039603
    • Publication date Jan 30, 2025
    • ALPS ALPINE CO., LTD.
    • Ryo ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRIPLE-MEMBRANE MEMS DEVICE

    • Publication number 20250024203
    • Publication date Jan 16, 2025
    • INFINEON TECHNOLOGIES AG
    • Marc Fueldner
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    SYSTEMS, METHODS, AND DEVICES FOR ACOUSTIC OUTPUT

    • Publication number 20240430612
    • Publication date Dec 26, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRO-ACOUSTIC TRANSDUCER

    • Publication number 20240388850
    • Publication date Nov 21, 2024
    • Audio-Technica Corporation
    • Koichi IRII
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Multilayered Electrostatic Transducer

    • Publication number 20240381036
    • Publication date Nov 14, 2024
    • Warwick Acoustics Limited
    • Benjamin Martin Lisle
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCERS, LOUDSPEAKERS, AND ACOUSTIC OUTPUT DEVICES

    • Publication number 20240365068
    • Publication date Oct 31, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Guangyuan ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSDUCERS, LOUDSPEAKERS, AND ACOUSTIC OUTPUT DEVICES

    • Publication number 20240365069
    • Publication date Oct 31, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Guangyuan ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER

    • Publication number 20240340592
    • Publication date Oct 10, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhaoyu Yin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS microphone

    • Publication number 20240340596
    • Publication date Oct 10, 2024
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Yuwei Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTROACOUSTIC DRIVERS AND LOUDSPEAKERS CONTAINING SAME

    • Publication number 20240340595
    • Publication date Oct 10, 2024
    • Brane Audio, LLC
    • Joseph F. PINKERTON
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER

    • Publication number 20240340591
    • Publication date Oct 10, 2024
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhaoyu Yin
    • 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

    ACOUSTIC WAVEGUIDES FOR MULTI-CHANNEL PLAYBACK DEVICES

    • Publication number 20240214724
    • Publication date Jun 27, 2024
    • Sonos, Inc.
    • Paul MacLean
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE CHIP AND MICROPHONE

    • Publication number 20240205578
    • Publication date Jun 20, 2024
    • AAC TECHNOLOGIES PTE. LTD
    • Euan James Boyd
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SUB-SURFACE INDICATOR LIGHTING

    • Publication number 20240196140
    • Publication date Jun 13, 2024
    • COCHLEAR LIMITED
    • Nathan Isaacson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SEALED DUAL MEMBRANE STRUCTURE AND DEVICE INCLUDING THE SAME

    • Publication number 20240171913
    • Publication date May 23, 2024
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Colin Robert Jenkins
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE