for diaphragms or their outer suspension

Industry

CPC
H04R31/003

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 H04R31/00Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor

Current Industry

H04R31/003for diaphragms or their outer suspension

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Sound producing cell
- Patent number 12,192,722
- Issue date Jan 7, 2025
- xMEMS Labs, Inc.
- Chiung C. Lo
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Method for manufacturing an electroacoustic transducer
- Patent number 12,168,602
- Issue date Dec 17, 2024
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Loïc Joet
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Package structure of micro speaker and method for forming the same
- Patent number 12,170,877
- Issue date Dec 17, 2024
- FORTEMEDIA, INC.
- Yu-Xuan Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibrating diaphragm of sound-producing apparatus and sound-producin...
- Patent number 12,163,000
- Issue date Dec 10, 2024
- GOERTEK INC.
- Shuqiang Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Micromechanical component for a sensor device or microphone device
- Patent number 12,151,936
- Issue date Nov 26, 2024
- Robert Bosch GmbH
- Heribert Weber
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Multiple layer electrode transducers
- Patent number 12,139,394
- Issue date Nov 12, 2024
- Soundskrit Inc.
- Wan-Thai Hsu
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Diaphragm and MEMS sensor using same
- Patent number 12,126,959
- Issue date Oct 22, 2024
- AAC Acoustic Technologies (Shenzhen) Co., Ltd.
- Linlin Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Micro-electromechanical system and method for fabricating MEMS havi...
- Patent number 12,103,845
- Issue date Oct 1, 2024
- United Microelectronics Corp.
- Jung-Hao Chang
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Loudspeaker diaphragm
- Patent number 12,101,615
- Issue date Sep 24, 2024
- B&W Group Ltd
- Thomas O'Brien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Membrane unit for speaker device
- Patent number 12,075,227
- Issue date Aug 27, 2024
- Mayht Holding B.V.
- Timothy Ruben Scheek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MEMS microphone and preparation method therefor
- Patent number 12,022,270
- Issue date Jun 25, 2024
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Jiale Su
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
MEMS device
- Patent number 12,022,272
- Issue date Jun 25, 2024
- AAC Acoustic Technologies (Shenzhen) Co., Ltd.
- Euan James Boyd
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Method for manufacturing a transducer unit
- Patent number 11,997,462
- Issue date May 28, 2024
- USOUND GMBH
- Andrea Rusconi Clerici Beltrami
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Display panel, display device, fabricating method and control metho...
- Patent number 11,991,496
- Issue date May 21, 2024
- BOE Technology Group Co., Ltd.
- Yaqian Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Preparation method of a passive horn
- Patent number 11,981,061
- Issue date May 14, 2024
- Tymphany Acoustic Technology (Huizhou) Co., Ltd.
- Shuhong Cen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speaker diaphragm
- Patent number 11,974,110
- Issue date Apr 30, 2024
- Yamaha Corporation
- Hiroshi Nakashima
- B32 - LAYERED PRODUCTS
Information Patent Grant
Loudspeaker cone with raised curved protrusions and method for cont...
- Patent number 11,974,111
- Issue date Apr 30, 2024
- Polk Audio, LLC
- Sean O'Brien
- 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
Pressure wave generating element and method for producing the same
- Patent number 11,968,498
- Issue date Apr 23, 2024
- Murata Manufacturing Co., Ltd.
- Kohei Fukamachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone unit having a pressurized chamber
- Patent number 11,956,581
- Issue date Apr 9, 2024
- Cochlear Limited
- Joris Walraevens
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic transducer with gap-controlling geometry and method of man...
- Patent number 11,950,052
- Issue date Apr 2, 2024
- QUALCOMM Technologies, Inc.
- Karl Grosh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound producing cell and manufacturing method thereof
- Patent number 11,943,595
- Issue date Mar 26, 2024
- xMEMS Labs, Inc.
- Chiung C. Lo
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Nano membrane, method of manufacturing nano membrane, and apparatus...
- Patent number 11,930,339
- Issue date Mar 12, 2024
- UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
- Hyunhyub Ko
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
MEMS transducer having a diaphragm made of polymer and method of pr...
- Patent number 11,924,610
- Issue date Mar 5, 2024
- USOUND GMBH
- Andrea Rusconi Clerici Beltrami
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Dual membrane transducer
- Patent number 11,905,167
- Issue date Feb 20, 2024
- Infineon Technologies AG
- Wolfgang Klein
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Capacitive microphone sensor design and fabrication method for achi...
- Patent number 11,902,741
- Issue date Feb 13, 2024
- Kathirgamasundaram Sooriakumar
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Micro transducer molding
- Patent number 11,877,132
- Issue date Jan 16, 2024
- Bose Corporation
- Marek Kawka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Acoustic transducer having drop ring connected at resonant node
- Patent number 11,856,382
- Issue date Dec 26, 2023
- Dolby Laboratories Licensing Corporation
- Kelvin Francis Griffiths
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic block manufacturing method and acoustic device
- Patent number 11,843,928
- Issue date Dec 12, 2023
- LUXSHARE-ICT CO., LTD.
- Yu-Wei Chiu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Diaphragm composite material and preparation method thereof
- Patent number 11,838,706
- Issue date Dec 5, 2023
- Zhejiang Pengyuan New Material Technology Group Co., Ltd.
- Weiqiang Lin
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
TRANSDUCER AND METHOD FOR MANUFACTURING SAME
- Publication number 20250008275
- Publication date Jan 2, 2025
- ROHM CO., LTD.
- Tatsuya SUZUKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROELECTROMECHANICAL SENSOR ASSEMBLY AND PROCESS FOR MANUFACTURIN...
- Publication number 20240426652
- Publication date Dec 26, 2024
- STMicroelectronics International N.V.
- Gianluca LONGONI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICRO-ELECTROMECHANICAL SYSTEM AND METHOD FOR FABRICATING MEMS HAVI...
- Publication number 20240425366
- Publication date Dec 26, 2024
- United Microelectronics Corp.
- Jung-Hao CHANG
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
METHOD OF MANUFACTURING SPEAKER DIAPHRAGM, SPEAKER DIAPHRAGM, AND S...
- Publication number 20240422492
- Publication date Dec 19, 2024
- JVCKENWOOD CORPORATION
- Kazuyuki INAGAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Loudspeaker Cone with Raised Curved Protrusions and Methods for Con...
- Publication number 20240381029
- Publication date Nov 14, 2024
- Polk Audio LLC
- Sean O'BRIEN
- 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
ULTRASONIC TRANSDUCER, FABRICATION METHOD THEREOF AND ELECTRONIC DE...
- Publication number 20240267680
- Publication date Aug 8, 2024
- BOE TECHNOLOGY GROUP CO., LTD.
- Yanling HAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CAPACITIVE, MEMS-TYPE ACOUSTIC TRANSDUCER HAVING SEPARATE SENSITIVE...
- Publication number 20240259734
- Publication date Aug 1, 2024
- STMicroelectronics S.r.l.
- Federico VERCESI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PREPARATION METHOD OF A PASSIVE HORN
- Publication number 20240253281
- Publication date Aug 1, 2024
- Tymphany Acoustic Technology (Huizhou) Co., Ltd.
- Shuhong CEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DIAPHRAGM, SOUND GENERATION DEVICE, AND METHOD FOR MANUFACTURING SO...
- Publication number 20240251214
- Publication date Jul 25, 2024
- LG ELECTRONICS INC.
- Sungdan LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM FOR SOUND GENERATING DEVICES AND PREPARATION METHOD THERE...
- Publication number 20240251215
- Publication date Jul 25, 2024
- Goertek Inc.
- Ting WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...
- Publication number 20240230400
- Publication date Jul 11, 2024
- InvenSense, Inc.
- Pirmin Rombach
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIBRATION MODULE, SPEAKER HAVING THE SAME, AND MANUFACTURING METHOD...
- Publication number 20240223954
- Publication date Jul 4, 2024
- Tymphany HK Limited
- Andrew Trippier Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISPLAY PANEL, DISPLAY DEVICE, FABRICATING METHOD AND CONTROL METHO...
- Publication number 20240223936
- Publication date Jul 4, 2024
- BOE TECHNOLOGY GROUP CO., LTD.
- Yaqian JI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VARIABLE STIFFNESS DIAPHRAGM FOR A PLAYBACK DEVICE
- Publication number 20240196146
- Publication date Jun 13, 2024
- Sonos, Inc.
- Wei Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PACKAGE STRUCTURE OF MICRO SPEAKER AND METHOD FOR FORMING THE SAME
- Publication number 20240196134
- Publication date Jun 13, 2024
- Fortemedia, Inc.
- Yu-Xuan XU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ULTRASONIC TRANSDUCER, DISTANCE MEASUREMENT APPARATUS, AND METHOD O...
- Publication number 20240179452
- Publication date May 30, 2024
- Mitsubishi Electric Corporation
- Yoshitaka KAJIYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEMS ELEMENT AND METHOD OF MANUFACTURING THE SAME
- Publication number 20240171918
- Publication date May 23, 2024
- Nisshinbo Micro Devices Inc.
- Takao FUKUTOME
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MEMBRANE SUPPORT FOR DUAL BACKPLATE TRANSDUCERS
- Publication number 20240158224
- Publication date May 16, 2024
- INFINEON TECHNOLOGIES AG
- Wolfgang Klein
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...
- Publication number 20240133736
- Publication date Apr 25, 2024
- InvenSense, Inc.
- Pirmin Rombach
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CAPACITIVE MICROPHONE SENSOR DESIGN AND FABRICATION METHOD FOR ACHI...
- Publication number 20240137711
- Publication date Apr 25, 2024
- Innogrity Pte Ltd
- KATHIRGAMASUNDARAM SOORIAKUMAR
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
VIBRATING DIAPHRAGM OF SOUND-PRODUCING APPARATUS AND SOUND-PRODUCIN...
- Publication number 20240117154
- Publication date Apr 11, 2024
- Goertek Inc.
- WEIFENG PENG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Vibrating Diaphragm of Sound-Producing Apparatus and Sound-Producin...
- Publication number 20240101768
- Publication date Mar 28, 2024
- Goertek Inc.
- Shuqiang Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MICROPHONE CHIP AND MICROPHONE
- Publication number 20240073626
- Publication date Feb 29, 2024
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Kaijie Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSDUCER AND METHOD FOR MANUFACTURING SAME
- Publication number 20240064473
- Publication date Feb 22, 2024
- ROHM CO., LTD.
- Tatsuya SUZUKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRESSURE WAVE GENERATING ELEMENT AND METHOD FOR PRODUCING THE SAME
- Publication number 20240048917
- Publication date Feb 8, 2024
- Murata Manufacturing Co., Ltd.
- Kohei FUKAMACHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDSPEAKER DIAPHRAGM
- Publication number 20240048910
- Publication date Feb 8, 2024
- Thomas O'Brien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND PRODUCING CELL
- Publication number 20240031740
- Publication date Jan 25, 2024
- xMEMS Labs, Inc.
- Chiung C. Lo
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
PACKAGE STRUCTURE, APPARATUS AND FORMING METHODS THEREOF
- Publication number 20240022859
- Publication date Jan 18, 2024
- xMEMS Labs, Inc.
- Chiung C. Lo
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MEMS PROCESS POWER
- Publication number 20230422623
- Publication date Dec 28, 2023
- QUALCOMM TECHNOLOGIES INC.
- Robert John LITTRELL
- B81 - MICRO-STRUCTURAL TECHNOLOGY

for diaphragms or their outer suspension

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Sound producing cell

Method for manufacturing an electroacoustic transducer

Package structure of micro speaker and method for forming the same

Vibrating diaphragm of sound-producing apparatus and sound-producin...

Micromechanical component for a sensor device or microphone device

Multiple layer electrode transducers

Diaphragm and MEMS sensor using same

Micro-electromechanical system and method for fabricating MEMS havi...

Loudspeaker diaphragm

Membrane unit for speaker device

MEMS microphone and preparation method therefor

MEMS device

Method for manufacturing a transducer unit

Display panel, display device, fabricating method and control metho...

Preparation method of a passive horn

Speaker diaphragm

Loudspeaker cone with raised curved protrusions and method for cont...

Audio transducers

Pressure wave generating element and method for producing the same

Microphone unit having a pressurized chamber

Acoustic transducer with gap-controlling geometry and method of man...

Sound producing cell and manufacturing method thereof

Nano membrane, method of manufacturing nano membrane, and apparatus...

MEMS transducer having a diaphragm made of polymer and method of pr...

Dual membrane transducer

Capacitive microphone sensor design and fabrication method for achi...

Micro transducer molding

Acoustic transducer having drop ring connected at resonant node

Acoustic block manufacturing method and acoustic device

Diaphragm composite material and preparation method thereof

Patents Applicationslast 30 patents

TRANSDUCER AND METHOD FOR MANUFACTURING SAME

MICROELECTROMECHANICAL SENSOR ASSEMBLY AND PROCESS FOR MANUFACTURIN...

MICRO-ELECTROMECHANICAL SYSTEM AND METHOD FOR FABRICATING MEMS HAVI...

METHOD OF MANUFACTURING SPEAKER DIAPHRAGM, SPEAKER DIAPHRAGM, AND S...

Loudspeaker Cone with Raised Curved Protrusions and Methods for Con...

AUDIO TRANSDUCERS

ULTRASONIC TRANSDUCER, FABRICATION METHOD THEREOF AND ELECTRONIC DE...

CAPACITIVE, MEMS-TYPE ACOUSTIC TRANSDUCER HAVING SEPARATE SENSITIVE...

PREPARATION METHOD OF A PASSIVE HORN

DIAPHRAGM, SOUND GENERATION DEVICE, AND METHOD FOR MANUFACTURING SO...

DIAPHRAGM FOR SOUND GENERATING DEVICES AND PREPARATION METHOD THERE...

MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...

VIBRATION MODULE, SPEAKER HAVING THE SAME, AND MANUFACTURING METHOD...

DISPLAY PANEL, DISPLAY DEVICE, FABRICATING METHOD AND CONTROL METHO...

VARIABLE STIFFNESS DIAPHRAGM FOR A PLAYBACK DEVICE

PACKAGE STRUCTURE OF MICRO SPEAKER AND METHOD FOR FORMING THE SAME

ULTRASONIC TRANSDUCER, DISTANCE MEASUREMENT APPARATUS, AND METHOD O...

MEMS ELEMENT AND METHOD OF MANUFACTURING THE SAME

MEMBRANE SUPPORT FOR DUAL BACKPLATE TRANSDUCERS

MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...

CAPACITIVE MICROPHONE SENSOR DESIGN AND FABRICATION METHOD FOR ACHI...

VIBRATING DIAPHRAGM OF SOUND-PRODUCING APPARATUS AND SOUND-PRODUCIN...

Vibrating Diaphragm of Sound-Producing Apparatus and Sound-Producin...

MICROPHONE CHIP AND MICROPHONE

TRANSDUCER AND METHOD FOR MANUFACTURING SAME

PRESSURE WAVE GENERATING ELEMENT AND METHOD FOR PRODUCING THE SAME

LOUDSPEAKER DIAPHRAGM

SOUND PRODUCING CELL

PACKAGE STRUCTURE, APPARATUS AND FORMING METHODS THEREOF

MEMS PROCESS POWER