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characterised by the use of electrets

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HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R19/00Electrostatic transducers

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H04R19/01characterised by the use of electrets
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Audio transducers
    • Patent number 12,279,102
    • Issue date Apr 15, 2025
    • Wing Acoustics Limited
    • David John Palmer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound pressure-electrical signal conversion device and conversion m...
    • Patent number 12,245,513
    • Issue date Mar 4, 2025
    • National Institute of Advanced Industrial Science and Technology
    • Manabu Yoshida
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Rain sensor
    • Patent number 12,196,914
    • Issue date Jan 14, 2025
    • UNDERSTORY, INC.
    • John P. Leonard
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Sound producing package structure including sound producing membran...
    • Patent number 12,172,887
    • Issue date Dec 24, 2024
    • xMEMS Labs, Inc.
    • Chiung C. Lo
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Parylene electret condenser microphone backplate
    • Patent number 12,126,960
    • Issue date Oct 22, 2024
    • Shure Acquisition Holdings, Inc.
    • Benjamin Jay Grigg
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Feedforward control of an enclosed space with multiple incoherent e...
    • Patent number 12,118,975
    • Issue date Oct 15, 2024
    • The Boeing Company
    • Steven Griffin
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic microphone arrays
    • Patent number 12,010,483
    • Issue date Jun 11, 2024
    • QSC, LLC
    • Christopher Charles Nighman
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Audio systems, devices, and methods
    • Patent number 11,997,450
    • Issue date May 28, 2024
    • Dean Robert Gary Anderson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Audio transducers
    • Patent number 11,968,510
    • Issue date Apr 23, 2024
    • Wing Acoustics Limited
    • David John Palmer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    MEMS microphone
    • Patent number 11,889,248
    • Issue date Jan 30, 2024
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Zhenkui Meng
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Actuator
    • Patent number 11,799,395
    • Issue date Oct 24, 2023
    • ASUSTeK COMPUTER Inc.
    • Lai-Shi Huang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Variable voltage phantom power supply assembly and a method for cus...
    • Patent number 11,800,282
    • Issue date Oct 24, 2023
    • COPPERLINE RANCH
    • William N. Edwards
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Micro-electromechanical transducer
    • Patent number 11,760,624
    • Issue date Sep 19, 2023
    • Sonion Nederland B.V.
    • Raymond Mögelin
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Method for generating parametric sound and means for carying out sa...
    • Patent number 11,735,155
    • Issue date Aug 22, 2023
    • UAB Neurotechnology
    • Osvaldas Putkis
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Sensing arrangement
    • Patent number 11,719,737
    • Issue date Aug 8, 2023
    • ABB Schweiz AG
    • Jörg Gebhardt
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Relating to audio transducers
    • Patent number 11,716,571
    • Issue date Aug 1, 2023
    • Wing Acoustics Limited
    • David John Palmer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electret sheet
    • Patent number 11,688,563
    • Issue date Jun 27, 2023
    • Sekisui Chemical Co., Ltd.
    • Tetsuhiro Kato
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Offset cartridge microphones
    • Patent number 11,678,109
    • Issue date Jun 13, 2023
    • Shure Acquisition Holdings, Inc.
    • Brent Robert Shumard
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Parylene electret condenser microphone backplate
    • Patent number 11,671,763
    • Issue date Jun 6, 2023
    • Shure Acquisition Holdings, Inc.
    • Benjamin Jay Grigg
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Ultrasonic transducers
    • Patent number 11,651,761
    • Issue date May 16, 2023
    • Frank Joseph Pompei
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Thin and flexible self-powered vibration transducer employing tribo...
    • Patent number 11,647,340
    • Issue date May 9, 2023
    • Georgia Tech Research Corporation
    • Nivedita Arora
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Magnetic field canceling audio devices
    • Patent number 11,641,553
    • Issue date May 2, 2023
    • SeeScan, Inc.
    • Ray Merewether
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Audio systems, devices, and methods
    • Patent number 11,558,690
    • Issue date Jan 17, 2023
    • Dean Robert Gary Anderson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Condenser microphone pattern adjustment
    • Patent number 11,558,695
    • Issue date Jan 17, 2023
    • Shure Acquisition Holdings, Inc.
    • Jon Caleb Halverson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electret
    • Patent number 11,558,694
    • Issue date Jan 17, 2023
    • Denso Corporation
    • Yoshihiro Kozawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Audio transducers
    • Patent number 11,490,205
    • Issue date Nov 1, 2022
    • Wing Acoustics Limited
    • David John Palmer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrical device for reducing noise
    • Patent number 11,477,571
    • Issue date Oct 18, 2022
    • DARK REIGN INDUSTRIES PTY LTD
    • Andrew John Ryan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Voice input apparatus
    • Patent number 11,399,226
    • Issue date Jul 26, 2022
    • LG Electronics Inc.
    • Hyunki Kim
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Micro-electromechanical transducer
    • Patent number 11,358,859
    • Issue date Jun 14, 2022
    • Sonion Nederland B.V.
    • Raymond Mögelin
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Method and apparatus for capturing and rendering an audio scene
    • Patent number 11,259,101
    • Issue date Feb 22, 2022
    • Kaetel Systems GMBH
    • Klaus Kaetel
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    PARYLENE ELECTRET CONDENSER MICROPHONE BACKPLATE
    • Publication number 20250063310
    • Publication date Feb 20, 2025
    • Shure Acquisition Holdings, Inc.
    • Benjamin Jay Grigg
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AUDIO SYSTEMS, DEVICES, AND METHODS
    • Publication number 20240334118
    • Publication date Oct 3, 2024
    • Dean Robert Gary Anderson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AUDIO TRANSDUCERS
    • Publication number 20240323612
    • Publication date Sep 26, 2024
    • Wing Acoustics Limited
    • David John Palmer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20240305929
    • Publication date Sep 12, 2024
    • ASUSTEK COMPUTER INC.
    • Lai-Shi HUANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DRIVE CIRCUIT OF ELECTROSTATIC FILM ACTUATOR
    • Publication number 20240267040
    • Publication date Aug 8, 2024
    • ASUSTEK COMPUTER INC.
    • Lai-Shi HUANG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRET MICROPHONE
    • Publication number 20230421966
    • Publication date Dec 28, 2023
    • Sennheiser Electronic GmbH & Co. KG
    • Stephan Leschka
    • 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

    ELECTRET MICROPHONE
    • Publication number 20230396932
    • Publication date Dec 7, 2023
    • SENNHEISER ELECTRONIC GMBH & CO. KG
    • Stephan Leschka
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    ELECTRET CAPSULE
    • Publication number 20230292056
    • Publication date Sep 14, 2023
    • FREEDMAN ELECTRONICS PTY LIMITED
    • Peter FREEDMAN
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PARYLENE ELECTRET CONDENSER MICROPHONE BACKPLATE
    • Publication number 20230283964
    • Publication date Sep 7, 2023
    • Shure Acquisition Holdings, Inc.
    • Benjamin Jay Grigg
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    AUDIO SYSTEMS, DEVICES, AND METHODS
    • Publication number 20230179911
    • Publication date Jun 8, 2023
    • Dean Robert Gary Anderson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Feedforward Control of an Enclosed Space with Multiple Incoherent E...
    • Publication number 20230052886
    • Publication date Feb 16, 2023
    • The Boeing Company
    • Steven Griffin
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    GRAPHENE TRANSDUCERS
    • Publication number 20220417669
    • Publication date Dec 29, 2022
    • GRAPHAUDIO INC.
    • Burt FOWLER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND PRESSURE-ELECTRICAL SIGNAL CONVERSION DEVICE AND CONVERSION M...
    • Publication number 20220278267
    • Publication date Sep 1, 2022
    • NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    • Manabu Yoshida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MICRO-ELECTROMECHANICAL TRANSDUCER
    • Publication number 20220274826
    • Publication date Sep 1, 2022
    • Sonion Nederland BV
    • Raymond Mögelin
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    PARYLENE ELECTRET CONDENSER MICROPHONE BACKPLATE
    • Publication number 20220272460
    • Publication date Aug 25, 2022
    • Shure Acquisition Holdings, Inc.
    • Benjamin Jay Grigg
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    AUDIO SYSTEMS, DEVICES, AND METHODS
    • Publication number 20220225016
    • Publication date Jul 14, 2022
    • Dean Robert Gary Anderson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRICAL DEVICE FOR REDUCING NOISE
    • Publication number 20220182758
    • Publication date Jun 9, 2022
    • Dark Reign Industries Pty Ltd
    • Andrew John RYAN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    OFFSET CARTRIDGE MICROPHONES
    • Publication number 20220007104
    • Publication date Jan 6, 2022
    • Shure Acquisition Holdings, Inc.
    • Brent Robert Shumard
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Electroacoustic Transducer
    • Publication number 20210409872
    • Publication date Dec 30, 2021
    • Yamaha Corporation
    • Masao NORO
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    RAIN SENSOR
    • Publication number 20210405254
    • Publication date Dec 30, 2021
    • UNDERSTORY, INC.
    • John P. Leonard
    • G01 - MEASURING TESTING
  • Information Patent Application

    VOICE INPUT APPARATUS
    • Publication number 20210385564
    • Publication date Dec 9, 2021
    • LG ELECTRONICS INC.
    • Hyunki KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SENSING ARRANGEMENT
    • Publication number 20210349140
    • Publication date Nov 11, 2021
    • ABB Schweiz AG
    • Jörg Gebhardt
    • G01 - MEASURING TESTING
  • Information Patent Application

    CONDENSER MICROPHONE PATTERN ADJUSTMENT
    • Publication number 20210306760
    • Publication date Sep 30, 2021
    • Shure Acquisition Holdings, Inc.
    • Jon Caleb Halverson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Thin and flexible self-powered vibration transducer employing tribo...
    • Publication number 20210281955
    • Publication date Sep 9, 2021
    • Georgia Tech Research Corporation
    • Nivedita Arora
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR GENERATING PARAMETRIC SOUND AND MEANS FOR CARYING OUT SA...
    • Publication number 20210264894
    • Publication date Aug 26, 2021
    • UAB Neurotechnology
    • Osvaldas Putkis
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ELECTRET SHEET
    • Publication number 20210249195
    • Publication date Aug 12, 2021
    • Sekisui Chemical Co., Ltd
    • Tetsuhiro KATO
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    ULTRASONIC TRANSDUCERS
    • Publication number 20210241749
    • Publication date Aug 5, 2021
    • Frank Joseph Pompei
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ELECTRET
    • Publication number 20210185451
    • Publication date Jun 17, 2021
    • DENSO CORPORATION
    • Yoshihiro Kozawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    WIRELESS EARPHONE
    • Publication number 20210136477
    • Publication date May 6, 2021
    • Audio-Technica Corporation
    • Hiromichi OZAWA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE