Diaphragm extensions, not necessarily integrally formed

Industry

CPC
H04R2207/021

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R2207/00Details of diaphragms or cones for electromechanical transducers or their suspension covered by H04R7/00 but not provided for in H04R7/00 or in H04R2307/00

Current Industry

H04R2207/021Diaphragm extensions, not necessarily integrally formed

Industries

Patents Grantslast 30 patents

Information Patent Grant
Active noise reduction acoustic unit and sound-producing unit
- Patent number 12,245,011
- Issue date Mar 4, 2025
- GOERTEK INC.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low profile loudspeaker device
- Patent number 12,041,412
- Issue date Jul 16, 2024
- Mayht Holding B.V.
- Mattias Jeffrey Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker with a non-uniform suspension and an enforcement element
- Patent number 12,003,935
- Issue date Jun 4, 2024
- Purifi APS
- Bruno Putzeys
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conductive film for a sound generation device and the sound generat...
- Patent number 11,956,610
- Issue date Apr 9, 2024
- GoerTek Inc.
- Xiaodong Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Underwater speaker
- Patent number 11,956,592
- Issue date Apr 9, 2024
- SHENZHEN HAIKE INNOVATION ELECTRONICS CO., LTD.
- Gangbin Wan
- F21 - LIGHTING
Information Patent Grant
Radially arcuated unistructural speaker cone with segmented dome
- Patent number 11,910,174
- Issue date Feb 20, 2024
- Alexander Faraone
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-planar polycrystalline diamond body
- Patent number 11,825,286
- Issue date Nov 21, 2023
- Element Six Technologies Limited
- Benjamin Wickham
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Micrometric loudspeaker
- Patent number 11,785,391
- Issue date Oct 10, 2023
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Romain Liechti
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Micro-filter and acoustic device
- Patent number 11,722,808
- Issue date Aug 8, 2023
- Weifang Goertek Microelectronics Co., Ltd.
- Yujing Lin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sensitive diaphragm with rim structure and sensor
- Patent number 11,363,384
- Issue date Jun 14, 2022
- WEIFANG GOERTEK MICROELECTRONICS CO., LTD.
- Maoqiang Dang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker unit and speaker device
- Patent number 11,356,781
- Issue date Jun 7, 2022
- Shenzhen Xinqi Science and Technology Co., Ltd.
- Yongchun Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Metamaterial loudspeaker diaphragm
- Patent number 11,289,786
- Issue date Mar 29, 2022
- ACOUSTIC METAMATERIALS LLC
- Gopal P. Mathur
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Loudspeaker structure
- Patent number 11,057,710
- Issue date Jul 6, 2021
- Dario Cinanni
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Variable shape surround device for a high excursion speaker drive
- Patent number 11,051,102
- Issue date Jun 29, 2021
- Jacob Aaron Fuller
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for an optical MEMS transducer
- Patent number 10,715,930
- Issue date Jul 14, 2020
- Infineon Technologies AG
- Ulf Bartl
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Vibration membrane
- Patent number 10,708,695
- Issue date Jul 7, 2020
- AAC Technologies Pte. Ltd.
- Meiwei Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diaphragm assembly, transducer and method of manufacture
- Patent number 10,638,230
- Issue date Apr 28, 2020
- Genelec Oy
- Jussi Väisänen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dome tweeter
- Patent number 10,506,346
- Issue date Dec 10, 2019
- TYMPHANY ACOUSTIC TECHNOLOGY (HUIZHOU) CO., LTD.
- Zhiwen Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration diaphragm and manufacturing method thereof
- Patent number 10,397,718
- Issue date Aug 27, 2019
- Goertek Inc.
- Guodong Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration diaphragm
- Patent number 10,362,390
- Issue date Jul 23, 2019
- AAC Technologies Pte. Ltd.
- Xiaojiang Gu
- 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
Method for manufacturing a speaker diaphragm
- Patent number 10,327,075
- Issue date Jun 18, 2019
- Onkyo Corporation
- Takeshi Fujitani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration diaphragm
- Patent number 10,291,987
- Issue date May 14, 2019
- AAC Technologies Pte. Ltd.
- Xiaojiang Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration diaphragm
- Patent number 10,291,989
- Issue date May 14, 2019
- AAC Technologies Pte. Ltd.
- Xiaojiang Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration diaphragm
- Patent number 10,182,295
- Issue date Jan 15, 2019
- AAC Technologies Pte. Ltd.
- Xiaojiang Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacoustic transducer
- Patent number 10,182,294
- Issue date Jan 15, 2019
- Yamaha Corporation
- Akihiko Nozaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MEMS device and process
- Patent number 10,123,129
- Issue date Nov 6, 2018
- Cirrus Logic, Inc.
- Tsjerk Hoekstra
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Low-profile loudspeaker
- Patent number 10,034,094
- Issue date Jul 24, 2018
- GP Acoustics (UK) Limited
- George Perkins
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for an optical MEMS transducer
- Patent number 9,973,860
- Issue date May 15, 2018
- Infineon Technologies AG
- Ulf Bartl
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Compact electrodynamic loudspeaker having a convex diaphragm
- Patent number 9,967,675
- Issue date May 8, 2018
- Devialet
- Pierre-Emmanuel Calmel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LOW PROFILE LOUDSPEAKER DEVICE
- Publication number 20250024194
- Publication date Jan 16, 2025
- Mayht Holding B.V.
- Mattias Jeffrey Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DUAL-CONE SPEAKER
- Publication number 20240298116
- Publication date Sep 5, 2024
- Suzhou Sonavox Electronics Co., Ltd
- Jianming ZHOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER
- Publication number 20240284105
- Publication date Aug 22, 2024
- ALPS ALPINE CO., LTD.
- Katsuhiko Egami
- 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
SPEAKER
- Publication number 20240223955
- Publication date Jul 4, 2024
- CHANGZHOU AMT CO., LTD
- Zhaoyang HE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
UNDERWATER SPEAKER
- Publication number 20230403503
- Publication date Dec 14, 2023
- SHENZHEN HAIKE INNOVATION ELECTRONICS CO., LTD.
- Gangbin Wan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRECISELY CONTROLLED MICROPHONE ACOUSTIC ATTENUATOR WITH PROTECTIVE...
- Publication number 20230345158
- Publication date Oct 26, 2023
- Quiet, Inc.
- Scott A. Moser
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOW PROFILE LOUDSPEAKER DEVICE
- Publication number 20230292054
- Publication date Sep 14, 2023
- Mayht Holding B.V.
- Mattias Jeffrey Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Low profile loudspeaker device
- Publication number 20230276175
- Publication date Aug 31, 2023
- Mayht Holding B.V.
- Mattias Jeffrey Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM FOR SOUND PRODUCING DEVICE, SOUND PRODUCING DEVICE, AND M...
- Publication number 20230262394
- Publication date Aug 17, 2023
- Goertek Inc.
- Fengguang LING
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVE NOISE REDUCTION ACOUSTIC UNIT AND SOUND-PRODUCING UNIT
- Publication number 20230020424
- Publication date Jan 19, 2023
- Goertek Inc.
- Shenggang Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONDUCTIVE FILM FOR A SOUND GENERATION DEVICE AND THE SOUND GENERAT...
- Publication number 20220386031
- Publication date Dec 1, 2022
- Goertek Inc.
- Xiaodong GUO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICRO-FILTER AND ACOUSTIC DEVICE
- Publication number 20220377442
- Publication date Nov 24, 2022
- Weifang Goertek Microelectronics Co., Ltd.
- YUJING LIN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM FOR SOUND GENERATING DEVICE AND SOUND GENERATING DEVICE
- Publication number 20220369037
- Publication date Nov 17, 2022
- Goertek Inc.
- Bing Hui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-PLANAR POLYCRYSTALLINE DIAMOND BODY
- Publication number 20220369038
- Publication date Nov 17, 2022
- ELEMENT SIX TECHNOLOGIES LIMITED
- Benjamin Wickham
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MICROMETRIC LOUDSPEAKER
- Publication number 20220337954
- Publication date Oct 20, 2022
- Commissariat A L'Energie Atomique et Aux Energies Alternatives
- Romain LIECHTI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-PLANAR DIAMOND BODY FOR A SPEAKER DOME
- Publication number 20220225043
- Publication date Jul 14, 2022
- ELEMENT SIX TECHNOLOGIES LIMITED
- Benjamin WICKHAM
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
REINFORCING PART FOR DIAPHRAGM OF SPEAKER, AND THE DIAPHRAGM
- Publication number 20220007113
- Publication date Jan 6, 2022
- Goertek Inc.
- Yong Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SENSITIVE DIAPHRAGM AND SENSOR
- Publication number 20210185447
- Publication date Jun 17, 2021
- Goertek, Inc.
- MAOQIANG DANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDSPEAKER STRUCTURE
- Publication number 20200137498
- Publication date Apr 30, 2020
- ASK INDUSTRIES SOCIETA' PER AZIONI
- Dario CINANNI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM FOR AN ACOUSTIC RECEIVER, COMBINATIONS THEREOF AND METHOD...
- Publication number 20190387321
- Publication date Dec 19, 2019
- KNOWLES ELECTRONICS, LLC
- Paul Dayton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM FOR A RECEIVER
- Publication number 20190342666
- Publication date Nov 7, 2019
- Knowles Electronics, LLC
- Paul Dayton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER DIAPHRAGM, SPEAKER INCLUDING SAME, AND METHOD FOR MANUFACTU...
- Publication number 20190261091
- Publication date Aug 22, 2019
- Onkyo Corporation
- Takeshi FUJITANI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Diaphragm Assembly, Transducer and Method of Manufacture
- Publication number 20180324527
- Publication date Nov 8, 2018
- GENELEC OY
- Jussi VÄISÄNEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method for an Optical MEMS Transducer
- Publication number 20180249258
- Publication date Aug 30, 2018
- INFINEON TECHNOLOGIES AG
- Ulf Bartl
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
System and Method for an Optical MEMS Transducer
- Publication number 20170289703
- Publication date Oct 5, 2017
- INFINEON TECHNOLOGIES AG
- Ulf Bartl
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Method for manufacturing microphone chip
- Publication number 20170164128
- Publication date Jun 8, 2017
- AAC Technologies Pte. Ltd.
- Goh Wan Ling Serene
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Acoustic Diaphragm
- Publication number 20160295331
- Publication date Oct 6, 2016
- Bose Corporation
- Agota F. Fehervari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KNURLED SPEAKER DIAPHRAGM
- Publication number 20160142824
- Publication date May 19, 2016
- MrSpeakers LLC
- Daniel W. Clark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Diaphragm extensions, not necessarily integrally formed

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Active noise reduction acoustic unit and sound-producing unit

Low profile loudspeaker device

Loudspeaker with a non-uniform suspension and an enforcement element

Conductive film for a sound generation device and the sound generat...

Underwater speaker

Radially arcuated unistructural speaker cone with segmented dome

Non-planar polycrystalline diamond body

Micrometric loudspeaker

Micro-filter and acoustic device

Sensitive diaphragm with rim structure and sensor

Speaker unit and speaker device

Metamaterial loudspeaker diaphragm

Loudspeaker structure

Variable shape surround device for a high excursion speaker drive

System and method for an optical MEMS transducer

Vibration membrane

Diaphragm assembly, transducer and method of manufacture

Dome tweeter

Vibration diaphragm and manufacturing method thereof

Vibration diaphragm

MEMS microphone

Method for manufacturing a speaker diaphragm

Vibration diaphragm

Vibration diaphragm

Vibration diaphragm

Electroacoustic transducer

MEMS device and process

Low-profile loudspeaker

System and method for an optical MEMS transducer

Compact electrodynamic loudspeaker having a convex diaphragm

Patents Applicationslast 30 patents

LOW PROFILE LOUDSPEAKER DEVICE

DUAL-CONE SPEAKER

SPEAKER

HIGH-PRECISION ALIGNMENT FEATURES FOR AUDIO TRANSDUCERS

SPEAKER

UNDERWATER SPEAKER

PRECISELY CONTROLLED MICROPHONE ACOUSTIC ATTENUATOR WITH PROTECTIVE...

LOW PROFILE LOUDSPEAKER DEVICE

Low profile loudspeaker device

DIAPHRAGM FOR SOUND PRODUCING DEVICE, SOUND PRODUCING DEVICE, AND M...

ACTIVE NOISE REDUCTION ACOUSTIC UNIT AND SOUND-PRODUCING UNIT

CONDUCTIVE FILM FOR A SOUND GENERATION DEVICE AND THE SOUND GENERAT...

MICRO-FILTER AND ACOUSTIC DEVICE

DIAPHRAGM FOR SOUND GENERATING DEVICE AND SOUND GENERATING DEVICE

NON-PLANAR POLYCRYSTALLINE DIAMOND BODY

MICROMETRIC LOUDSPEAKER

NON-PLANAR DIAMOND BODY FOR A SPEAKER DOME

LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN ENFORCEMENT ELEMENT

REINFORCING PART FOR DIAPHRAGM OF SPEAKER, AND THE DIAPHRAGM

SENSITIVE DIAPHRAGM AND SENSOR

LOUDSPEAKER STRUCTURE

DIAPHRAGM FOR AN ACOUSTIC RECEIVER, COMBINATIONS THEREOF AND METHOD...

DIAPHRAGM FOR A RECEIVER

SPEAKER DIAPHRAGM, SPEAKER INCLUDING SAME, AND METHOD FOR MANUFACTU...

Diaphragm Assembly, Transducer and Method of Manufacture

System and Method for an Optical MEMS Transducer

System and Method for an Optical MEMS Transducer

Method for manufacturing microphone chip

Acoustic Diaphragm

KNURLED SPEAKER DIAPHRAGM