Diaphragms comprising ceramic-like materials

Industry

CPC
H04R2307/023

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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 H04R2307/00Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups

Current Industry

H04R2307/023Diaphragms comprising ceramic-like materials

Industries

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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
Sealed dual membrane structure and device including the same
- Patent number 12,219,336
- Issue date Feb 4, 2025
- AAC Acoustic Technologies (Shenzhen) Co., Ltd.
- Colin Robert Jenkins
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Glass sheet composite
- Patent number 12,023,894
- Issue date Jul 2, 2024
- AGC Inc.
- Jun Akiyama
- B32 - LAYERED PRODUCTS
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
Panel vibration type sound generating display device
- Patent number 11,950,068
- Issue date Apr 2, 2024
- LG Display Co., Ltd.
- YeongRak Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration device
- Patent number 11,856,381
- Issue date Dec 26, 2023
- AGC Inc.
- Jun Akiyama
- 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
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
Transparent electrostatic transducers
- Patent number 11,689,862
- Issue date Jun 27, 2023
- GRAPHAUDIO INC.
- Harry Chou
- B32 - LAYERED PRODUCTS
Information Patent Grant
Glass sheet composite
- Patent number 11,632,628
- Issue date Apr 18, 2023
- AGC Inc.
- Jun Akiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic transducer including a modified membrane
- Patent number 11,589,164
- Issue date Feb 21, 2023
- The Regents of the University of California
- Alexander K. Zettl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacoustic transduction film and manufacturing method thereof,...
- Patent number 11,540,074
- Issue date Dec 27, 2022
- FUJIFILM Corporation
- Naoki Murakami
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Interior component of a vehicle
- Patent number 11,511,680
- Issue date Nov 29, 2022
- AGC Glass Europe
- Marek Novotny
- B60 - VEHICLES IN GENERAL
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
Glass sheet composite
- Patent number 11,472,161
- Issue date Oct 18, 2022
- AGC Inc.
- Jun Akiyama
- B32 - LAYERED PRODUCTS
Information Patent Grant
Non-dispensing manufacturing process for making speaker and speaker...
- Patent number 11,432,091
- Issue date Aug 30, 2022
- TYMPHANY ACOUSTIC TECHNOLOGY LIMITED
- Hung Chi Lin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Glass sheet composite, and diaphragm
- Patent number 11,420,421
- Issue date Aug 23, 2022
- AGC Inc.
- Kento Sakurai
- B32 - LAYERED PRODUCTS
Information Patent Grant
Sound generator
- Patent number 11,375,315
- Issue date Jun 28, 2022
- AAC Acoustic Technologies (Shenzhen) Co., Ltd.
- Bo Xiao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diaphragm for electroacoustic transducer
- Patent number 11,317,213
- Issue date Apr 26, 2022
- Foster Electric Company, Limited
- Hisami Kajiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Panel vibration type sound generating display device
- Patent number 11,265,655
- Issue date Mar 1, 2022
- LG Display Co., Ltd.
- YeongRak Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration module, electronic device, and method of controlling elec...
- Patent number 11,234,081
- Issue date Jan 25, 2022
- BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
- Yapei Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dome material, diaphragm and speaker
- Patent number 11,159,904
- Issue date Oct 26, 2021
- AAC Technologies Pte. Ltd.
- Lipeng Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Actuator fixing device and panel vibration type sound-generating di...
- Patent number 11,140,482
- Issue date Oct 5, 2021
- LG Display Co., Ltd.
- Sungtae Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacoustic transduction film and manufacturing method thereof,...
- Patent number 11,140,500
- Issue date Oct 5, 2021
- FUJIFILM Corporation
- Naoki Murakami
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Micro-speaker, speaker device and electronic apparatus
- Patent number 11,128,957
- Issue date Sep 21, 2021
- GOERTEK INC.
- Quanbo Zou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Glass sheet composite
- Patent number 11,122,370
- Issue date Sep 14, 2021
- AGC Inc.
- Jun Akiyama
- B32 - LAYERED PRODUCTS
Information Patent Grant
Diaphragm structure and method of manufacturing the same
- Patent number 11,115,767
- Issue date Sep 7, 2021
- National Taiwan University of Science and Technology
- Jinn P. Chu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio transducers and devices incorporating the same
- Patent number 11,102,582
- Issue date Aug 24, 2021
- Wing Acoustics Limited
- David John Palmer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Membrane plate structure for generating sound waves
- Patent number 11,039,252
- Issue date Jun 15, 2021
- 4A Manufacturing GmbH
- Domenico Foglia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed mode loudspeaker actuator including patterned electrodes
- Patent number 11,032,643
- Issue date Jun 8, 2021
- Google LLC
- Neil John Harris
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
GLASS DIAPHRAGM MODULE
- Publication number 20250227418
- Publication date Jul 10, 2025
- AGC Inc.
- Kento SAKURAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GLASS DIAPHRAGM EQUIPPED WITH EXCITER, CONTROL SYSTEM FOR GLASS DIA...
- Publication number 20250227408
- Publication date Jul 10, 2025
- AGC Inc.
- Kento SAKURAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUDIO SPEAKER
- Publication number 20250203272
- Publication date Jun 19, 2025
- Nausser Fathollahi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DOME AND DIAPHRAGM ASSEMBLY FOR SOUND PRODUCING APPARATUS, SOUND PR...
- Publication number 20250203291
- Publication date Jun 19, 2025
- Goertek Inc.
- Haitao ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC TRANSDUCER
- Publication number 20250133319
- Publication date Apr 24, 2025
- MMI SEMICONDUCTOR CO., LTD.
- Ayumu MURAKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Diaphragm for Speaker
- Publication number 20250133344
- Publication date Apr 24, 2025
- Glass Acoustic Innovations Co., Ltd.
- Kwun Kit CHAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAMOND CANTILEVER-BASED OPTICAL MICROPHONES AND RELATED SYSTEMS AN...
- Publication number 20250106568
- Publication date Mar 27, 2025
- ZHENGZHOU UNIVERSITY
- Chongxin SHAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIBRATION DEVICE AND VIBRATION METHOD
- Publication number 20250088799
- Publication date Mar 13, 2025
- AGC Inc.
- Jun AKIYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GLASS-DIAPHRAGM-EQUIPPED VEHICLE BODY STRUCTURE
- Publication number 20250074164
- Publication date Mar 6, 2025
- AGC Inc.
- Kento SAKURAI
- B60 - VEHICLES IN GENERAL
Information Patent Application
DIAPHRAGM AND ELECTROACOUSTIC TRANSDUCER
- Publication number 20250080914
- Publication date Mar 6, 2025
- Panasonic Automotive Systems Co., Ltd.
- Keitaro OTOMO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROELECTROMECHANICAL DEVICE, MICROELECTROMECHANICAL MICROPHONE AN...
- Publication number 20250030987
- Publication date Jan 23, 2025
- ROBERT BOSCH GmbH
- Jochen Reinmuth
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
SELECTIVE HYDROPHOBIC LAYER REMOVAL USING UV IRRADIATION WITH NON-A...
- Publication number 20240429324
- Publication date Dec 26, 2024
- InvenSense, Inc.
- Jotaro Akiyama
- H01 - BASIC ELECTRIC ELEMENTS
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
DIAPHRAGM WITH EXCITER, AND VEHICLE WINDOW GLASS
- Publication number 20240314478
- Publication date Sep 19, 2024
- AGC Inc.
- Jun AKIYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Speaker
- Publication number 20240244378
- Publication date Jul 18, 2024
- AAC MICROTECH (CHANGZHOU) CO., LTD.
- Bo Xiao
- 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
PANEL VIBRATION TYPE SOUND GENERATING DISPLAY DEVICE
- Publication number 20240236570
- Publication date Jul 11, 2024
- LG Display Co., Ltd.
- YeongRak CHOI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIBRATION APPARATUS AND APPARATUS INCLUDING THE SAME
- Publication number 20240223964
- Publication date Jul 4, 2024
- LG Display Co., Ltd.
- Eun ROH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SEALED DUAL MEMBRANE STRUCTURE AND DEVICE INCLUDING THE SAME
- Publication number 20240171913
- Publication date May 23, 2024
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Colin Robert Jenkins
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKERS
- Publication number 20240147161
- Publication date May 2, 2024
- SHENZHEN SHOKZ CO., LTD.
- Lei ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
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
Silicon-Based Microphone Device And Electronic Device
- Publication number 20230353949
- Publication date Nov 2, 2023
- GMEMS Tech Shenzhen Limited
- Yunlong Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDSPEAKER DIAPHRAGM, LOUDSPEAKER, ELECTRONIC DEVICE, MOVABLE BODY...
- Publication number 20230292050
- Publication date Sep 14, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- Tetsuya KOYANAGI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSPARENT ELECTROSTATIC TRANSDUCERS
- Publication number 20230276177
- Publication date Aug 31, 2023
- GRAPHAUDIO INC.
- Harry CHOU
- B32 - LAYERED PRODUCTS
Information Patent Application
GLASS PLATE STRUCTURE, DIAPHRAGM, AND OPENING MEMBER
- Publication number 20230191745
- Publication date Jun 22, 2023
- AGC Inc.
- Kento SAKURAI
- B32 - LAYERED PRODUCTS
Information Patent Application
GRAPHENE TRANSDUCERS
- Publication number 20220417669
- Publication date Dec 29, 2022
- GRAPHAUDIO INC.
- Burt FOWLER
- 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
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...

Diaphragms comprising ceramic-like materials

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Audio transducers

Sealed dual membrane structure and device including the same

Glass sheet composite

Audio transducers

Panel vibration type sound generating display device

Vibration device

Non-planar polycrystalline diamond body

Relating to audio transducers

Transparent electrostatic transducers

Glass sheet composite

Acoustic transducer including a modified membrane

Electroacoustic transduction film and manufacturing method thereof,...

Interior component of a vehicle

Audio transducers

Glass sheet composite

Non-dispensing manufacturing process for making speaker and speaker...

Glass sheet composite, and diaphragm

Sound generator

Diaphragm for electroacoustic transducer

Panel vibration type sound generating display device

Vibration module, electronic device, and method of controlling elec...

Dome material, diaphragm and speaker

Actuator fixing device and panel vibration type sound-generating di...

Electroacoustic transduction film and manufacturing method thereof,...

Micro-speaker, speaker device and electronic apparatus

Glass sheet composite

Diaphragm structure and method of manufacturing the same

Audio transducers and devices incorporating the same

Membrane plate structure for generating sound waves

Distributed mode loudspeaker actuator including patterned electrodes

Patents Applicationslast 30 patents

GLASS DIAPHRAGM MODULE

GLASS DIAPHRAGM EQUIPPED WITH EXCITER, CONTROL SYSTEM FOR GLASS DIA...

AUDIO SPEAKER

DOME AND DIAPHRAGM ASSEMBLY FOR SOUND PRODUCING APPARATUS, SOUND PR...

ACOUSTIC TRANSDUCER

Diaphragm for Speaker

DIAMOND CANTILEVER-BASED OPTICAL MICROPHONES AND RELATED SYSTEMS AN...

VIBRATION DEVICE AND VIBRATION METHOD

GLASS-DIAPHRAGM-EQUIPPED VEHICLE BODY STRUCTURE

DIAPHRAGM AND ELECTROACOUSTIC TRANSDUCER

MICROELECTROMECHANICAL DEVICE, MICROELECTROMECHANICAL MICROPHONE AN...

SELECTIVE HYDROPHOBIC LAYER REMOVAL USING UV IRRADIATION WITH NON-A...

AUDIO TRANSDUCERS

DIAPHRAGM WITH EXCITER, AND VEHICLE WINDOW GLASS

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

Speaker

MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...

PANEL VIBRATION TYPE SOUND GENERATING DISPLAY DEVICE

VIBRATION APPARATUS AND APPARATUS INCLUDING THE SAME

SEALED DUAL MEMBRANE STRUCTURE AND DEVICE INCLUDING THE SAME

SPEAKERS

MICROELECTROMECHANICAL ACOUSTIC SENSOR WITH MEMBRANE ETCH RELEASE S...

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

Silicon-Based Microphone Device And Electronic Device

LOUDSPEAKER DIAPHRAGM, LOUDSPEAKER, ELECTRONIC DEVICE, MOVABLE BODY...

TRANSPARENT ELECTROSTATIC TRANSDUCERS

GLASS PLATE STRUCTURE, DIAPHRAGM, AND OPENING MEMBER

GRAPHENE TRANSDUCERS

NON-PLANAR POLYCRYSTALLINE DIAMOND BODY

NON-PLANAR DIAMOND BODY FOR A SPEAKER DOME