Vents, i.e. ports

Industry

CPC
H04R1/2823

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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 H04R1/00Details of transducers, loudspeakers or microphones

Current Industry

H04R1/2823Vents, i.e. ports

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Pressure relief valve for headphones
- Patent number 12,207,033
- Issue date Jan 21, 2025
- Apple Inc.
- Jacob A. Pfitsch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic device
- Patent number 12,200,156
- Issue date Jan 14, 2025
- VIVO MOBILE COMMUNICATION CO., LTD.
- Pengbo Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic vent and protective membrane
- Patent number 12,133,038
- Issue date Oct 29, 2024
- Apple Inc.
- Thanh P. Hua
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic sensor assembly having improved frequency response
- Patent number 12,108,204
- Issue date Oct 1, 2024
- Knowles Electronics, LLC
- Alexander Grossman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Nonlinear port parameters for vented box modeling of loudspeakers
- Patent number 11,743,633
- Issue date Aug 29, 2023
- Harman International Industries, Incorporated
- Russell H. Lambert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Balanced armature receiver with liquid-resistant pressure relief vent
- Patent number 11,706,561
- Issue date Jul 18, 2023
- Knowles Electronics, LLC
- Brenno Varanda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Headphones
- Patent number 11,647,325
- Issue date May 9, 2023
- Yamaha Corporation
- Tomoaki Mori
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Mass loaded earbud with vent chamber
- Patent number 11,575,985
- Issue date Feb 7, 2023
- Apple Inc.
- Yacine Azmi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Earphone body with tuned vents
- Patent number 11,564,031
- Issue date Jan 24, 2023
- TYMPHANY ACOUSTIC TECHNOLOGY LIMITED
- Thomas Pieter J. Peeters
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic adapter for a loudspeaker driver
- Patent number 11,558,689
- Issue date Jan 17, 2023
- TBI Audio Systems LLC
- Jan Plummer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic device with deformable shape as valve
- Patent number 11,463,803
- Issue date Oct 4, 2022
- SONOVA AG
- Engbert Wilmink
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Duct structure of earphone speaker unit
- Patent number 11,425,488
- Issue date Aug 23, 2022
- Bujeon Co., Ltd.
- Minkoo Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustical protector for audio devices and audio device provided wi...
- Patent number 11,330,382
- Issue date May 10, 2022
- SAATI S.P.A.
- Jason McIntosh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Nonlinear port parameters for vented box modeling of loudspeakers
- Patent number 11,310,586
- Issue date Apr 19, 2022
- Harman International Industries, Incorporated
- Russell H. Lambert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MEMS microphone, method of manufacturing the same and MEMS micropho...
- Patent number 11,208,320
- Issue date Dec 28, 2021
- DB HITEK CO., LTD.
- Dae Young Kim
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Wearable audio device with tri-port acoustic cavity
- Patent number 11,212,609
- Issue date Dec 28, 2021
- Bose Corporation
- Robert Daniel Belanger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound output device
- Patent number 11,197,082
- Issue date Dec 7, 2021
- Sony Corporation
- Go Igarashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic chambers to improve sound reproduction between left and ri...
- Patent number 10,999,672
- Issue date May 4, 2021
- Kingston Technology Corporation
- Kai Lin Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound producing device
- Patent number 10,979,808
- Issue date Apr 13, 2021
- xMEMS Labs, Inc.
- Jemm Yue Liang
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Loudspeaker
- Patent number 10,958,999
- Issue date Mar 23, 2021
- Genelec Oy
- Ilkka Rissanen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mass loaded earbud with vent chamber
- Patent number 10,805,713
- Issue date Oct 13, 2020
- Apple Inc.
- Yacine Azmi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone, mobile terminal and electronic device
- Patent number 10,805,737
- Issue date Oct 13, 2020
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD
- Zhouquan Zuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker
- Patent number 10,791,392
- Issue date Sep 29, 2020
- Merry Electronics (Shenzhen) Co., Ltd.
- Tsai-Ti Lai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Active noise control with planar transducers
- Patent number 10,757,503
- Issue date Aug 25, 2020
- Audeze, LLC
- Dragoslav Colich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-axisymmetric and non-horn phase plugs
- Patent number 10,448,149
- Issue date Oct 15, 2019
- Audeze, LLC
- Dragoslav Colich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Headphones and speaker unit
- Patent number 10,419,845
- Issue date Sep 17, 2019
- Onkyo Corporation
- Shun Muramoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ported headphones and related methods
- Patent number 10,397,719
- Issue date Aug 27, 2019
- Skullcandy, Inc.
- Rex Price
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic resistor, acoustic resistor member including same, and aud...
- Patent number 10,362,387
- Issue date Jul 23, 2019
- Nitto Denko Corporation
- Bunta Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MEMS microphone
- Patent number 10,349,186
- Issue date Jul 9, 2019
- GOERTEK INC.
- Junkai Zhan
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Top port MEMS package and method
- Patent number 10,327,076
- Issue date Jun 18, 2019
- Amkor Technology, Inc.
- Ahmer Raza Syed
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
Microphone and Thin Plate Pressure Attenuator
- Publication number 20250048029
- Publication date Feb 6, 2025
- Nittany Acoustics LLC
- John W. Parkins
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Air-Pulse Generating Device, Wearable Sound Device, Fanless Blower,...
- Publication number 20240251199
- Publication date Jul 25, 2024
- xMEMS Labs, Inc.
- Jemm Yue Liang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SPEAKER DEVICE
- Publication number 20240114272
- Publication date Apr 4, 2024
- ACER INCORPORATED
- Jia-Ren CHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC VENT AND PROTECTIVE MEMBRANE
- Publication number 20240080604
- Publication date Mar 7, 2024
- Apple Inc.
- Thanh P. Hua
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC VENT AND PROTECTIVE MEMBRANE
- Publication number 20240080603
- Publication date Mar 7, 2024
- Apple Inc.
- Thanh P. Hua
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC SENSOR ASSEMBLY HAVING IMPROVED FREQUENCY RESPONSE
- Publication number 20230217154
- Publication date Jul 6, 2023
- KNOWLES ELECTRONICS, LLC
- Alexander Grossman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Balanced Armature Receiver with Liquid-Resistant Pressure Relief Vent
- Publication number 20230217153
- Publication date Jul 6, 2023
- KNOWLES ELECTRONICS, LLC
- Brenno Varanda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPEN-EAR HOOK-TYPE WEARABLE SOUND PRODUCING DEVICE
- Publication number 20230130211
- Publication date Apr 27, 2023
- Shenzhen Dancing Future Technology Ltd.
- Haoqian Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EARPHONE
- Publication number 20230048436
- Publication date Feb 16, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- Tetsuji SADOSHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC ADAPTER FOR A LOUDSPEAKER DRIVER
- Publication number 20220345809
- Publication date Oct 27, 2022
- TBI Audio Systems LLC
- Jan Plummer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NONLINEAR PORT PARAMETERS FOR VENTED BOX MODELING OF LOUDSPEAKERS
- Publication number 20220201386
- Publication date Jun 23, 2022
- HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
- Russell H. LAMBERT
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC DEVICE
- Publication number 20220174140
- Publication date Jun 2, 2022
- VIVO MOBILE COMMUNICATION CO.,LTD.
- Pengbo YANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRESSURE RELIEF VALVE FOR HEADPHONES
- Publication number 20220095030
- Publication date Mar 24, 2022
- Apple Inc.
- Jacob A. Pfitsch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WEARABLE AUDIO DEVICE WITH TRI-PORT ACOUSTIC CAVITY
- Publication number 20220086559
- Publication date Mar 17, 2022
- Bose Corporation
- Robert Daniel Belanger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HEADPHONES
- Publication number 20220038812
- Publication date Feb 3, 2022
- Yamaha Corporation
- Tomoaki MORI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
EARPHONE BODY WITH TUNED VENTS
- Publication number 20210392430
- Publication date Dec 16, 2021
- Tymphany Acoustic Technology Limited
- Thomas Pieter J. Peeters
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DUCT STRUCTURE OF EARPHONE SPEAKER UNIT
- Publication number 20210352398
- Publication date Nov 11, 2021
- BUJEON CO., LTD.
- Minkoo PARK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTICAL PROTECTOR FOR AUDIO DEVICES AND AUDIO DEVICE PROVIDED WI...
- Publication number 20210258705
- Publication date Aug 19, 2021
- SAATI S.p.A.
- Jason McIntosh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC DEVICE WITH DEFORMABLE SHAPE AS VALVE
- Publication number 20210227315
- Publication date Jul 22, 2021
- Sonova AG
- Engbert WILMINK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC CHAMBERS TO IMPROVE SOUND REPRODUCTION BETWEEN LEFT AND RI...
- Publication number 20210105555
- Publication date Apr 8, 2021
- Kai Lin Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MASS LOADED EARBUD WITH VENT CHAMBER
- Publication number 20200404410
- Publication date Dec 24, 2020
- Apple Inc.
- Yacine Azmi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NONLINEAR PORT PARAMETERS FOR VENTED BOX MODELING OF LOUDSPEAKERS
- Publication number 20200120415
- Publication date Apr 16, 2020
- HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
- Russell H. LAMBERT
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEMS MICROPHONE, METHOD OF MANUFACTURING THE SAME AND MEMS MICROPHO...
- Publication number 20200017357
- Publication date Jan 16, 2020
- DB HITEK CO., LTD.
- Dae Young Kim
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
VENTING HEADPHONES
- Publication number 20190379962
- Publication date Dec 12, 2019
- dreamGEAR, LLC
- Amir Navid
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMON ACOUSTIC TRANSDUCER AND INDICATOR LAMP PORT FOR ELECTRONIC D...
- Publication number 20180352062
- Publication date Dec 6, 2018
- Intel Corporation
- Ajesh Kunnathu Kulangara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PORTED HEADPHONES AND RELATED METHODS
- Publication number 20180302732
- Publication date Oct 18, 2018
- SKULLCANDY, INC.
- Rex Price
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVE NOISE CONTROL WITH PLANAR TRANSDUCERS
- Publication number 20180255394
- Publication date Sep 6, 2018
- Dragoslav Colich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HEADPHONE VENTILATION
- Publication number 20180242070
- Publication date Aug 23, 2018
- NURA HOLDING PTY LTD
- Kyle Damon Slater
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-AXISYMMETRIC AND NON-HORN PHASE PLUGS
- Publication number 20180124509
- Publication date May 3, 2018
- Audeze, LLC
- Dragoslav Colich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-AXISYMMETRIC AND NON-HORN PHASE PLUGS
- Publication number 20180063635
- Publication date Mar 1, 2018
- Audeze, LLC
- Dragoslav Colich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Vents, i.e. ports

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Pressure relief valve for headphones

Electronic device

Acoustic vent and protective membrane

Acoustic sensor assembly having improved frequency response

Nonlinear port parameters for vented box modeling of loudspeakers

Balanced armature receiver with liquid-resistant pressure relief vent

Headphones

Mass loaded earbud with vent chamber

Earphone body with tuned vents

Acoustic adapter for a loudspeaker driver

Acoustic device with deformable shape as valve

Duct structure of earphone speaker unit

Acoustical protector for audio devices and audio device provided wi...

Nonlinear port parameters for vented box modeling of loudspeakers

MEMS microphone, method of manufacturing the same and MEMS micropho...

Wearable audio device with tri-port acoustic cavity

Sound output device

Acoustic chambers to improve sound reproduction between left and ri...

Sound producing device

Loudspeaker

Mass loaded earbud with vent chamber

Microphone, mobile terminal and electronic device

Speaker

Active noise control with planar transducers

Non-axisymmetric and non-horn phase plugs

Headphones and speaker unit

Ported headphones and related methods

Acoustic resistor, acoustic resistor member including same, and aud...

MEMS microphone

Top port MEMS package and method

Patents Applicationslast 30 patents

Microphone and Thin Plate Pressure Attenuator

Air-Pulse Generating Device, Wearable Sound Device, Fanless Blower,...

SPEAKER DEVICE

ACOUSTIC VENT AND PROTECTIVE MEMBRANE

ACOUSTIC VENT AND PROTECTIVE MEMBRANE

ACOUSTIC SENSOR ASSEMBLY HAVING IMPROVED FREQUENCY RESPONSE

Balanced Armature Receiver with Liquid-Resistant Pressure Relief Vent

OPEN-EAR HOOK-TYPE WEARABLE SOUND PRODUCING DEVICE

EARPHONE

ACOUSTIC ADAPTER FOR A LOUDSPEAKER DRIVER

NONLINEAR PORT PARAMETERS FOR VENTED BOX MODELING OF LOUDSPEAKERS

ELECTRONIC DEVICE

PRESSURE RELIEF VALVE FOR HEADPHONES

WEARABLE AUDIO DEVICE WITH TRI-PORT ACOUSTIC CAVITY

HEADPHONES

EARPHONE BODY WITH TUNED VENTS

DUCT STRUCTURE OF EARPHONE SPEAKER UNIT

ACOUSTICAL PROTECTOR FOR AUDIO DEVICES AND AUDIO DEVICE PROVIDED WI...

ACOUSTIC DEVICE WITH DEFORMABLE SHAPE AS VALVE

ACOUSTIC CHAMBERS TO IMPROVE SOUND REPRODUCTION BETWEEN LEFT AND RI...

MASS LOADED EARBUD WITH VENT CHAMBER

NONLINEAR PORT PARAMETERS FOR VENTED BOX MODELING OF LOUDSPEAKERS

MEMS MICROPHONE, METHOD OF MANUFACTURING THE SAME AND MEMS MICROPHO...

VENTING HEADPHONES

COMMON ACOUSTIC TRANSDUCER AND INDICATOR LAMP PORT FOR ELECTRONIC D...

PORTED HEADPHONES AND RELATED METHODS

ACTIVE NOISE CONTROL WITH PLANAR TRANSDUCERS

HEADPHONE VENTILATION

NON-AXISYMMETRIC AND NON-HORN PHASE PLUGS

NON-AXISYMMETRIC AND NON-HORN PHASE PLUGS