TREA

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

Patents Applicationslast 30 patents

  • 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
  • Information Patent Application

    MICRO-ELECTROMECHANICAL TRANSDUCER
    • Publication number 20210017015
    • Publication date Jan 21, 2021
    • Sonion Nederland BV
    • Raymond Mögelin
    • B81 - MICRO-STRUCTURAL TECHNOLOGY