Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

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Patents Grantslast 30 patents

Information Patent Grant
Loudspeaker
- Patent number 12,114,144
- Issue date Oct 8, 2024
- PSS Belgium N.V.
- Fabian Vuine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electromagnetic microspeaker, its coil module, speaker/coil module...
- Patent number 12,060,262
- Issue date Aug 13, 2024
- OTOWAHR TECHNOLOGY INC.
- Yu Min Fu
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Sealed acoustic speaker and medical device including same
- Patent number 11,863,923
- Issue date Jan 2, 2024
- Medtronic, Inc.
- Nathan L. Olson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid speaker and converter
- Patent number 11,832,071
- Issue date Nov 28, 2023
- Sony Interactive Entertainment Inc.
- Takeo Matsukawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver
- Patent number 11,617,049
- Issue date Mar 28, 2023
- SUZHOU SENSORFUN ELECTRONICS CO., LTD
- Jianguang Wen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus with surface to be displaced
- Patent number 11,234,080
- Issue date Jan 25, 2022
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electric motor
- Patent number 11,172,308
- Issue date Nov 9, 2021
- Curtis E. Graber
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sealed acoustic speaker and medical device including same
- Patent number 11,159,864
- Issue date Oct 26, 2021
- Medtronic, Inc.
- Nathan L. Olson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid speaker and converter
- Patent number 11,026,021
- Issue date Jun 1, 2021
- Sony Interactive Entertainment Inc.
- Takeo Matsukawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electroacoustic driver and related loudspeaker/sounder
- Patent number 11,012,785
- Issue date May 18, 2021
- EATON INTELLIGENT POWER LIMITED
- David Andrew Coates
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker unit with multiple drive units
- Patent number 10,893,367
- Issue date Jan 12, 2021
- Mayht Holding B.V.
- Mattias Jeffrey Scheek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Planar magnetic loudspeaker airflow system
- Patent number 10,631,098
- Issue date Apr 21, 2020
- MrSpeakers, LLC
- Daniel William Clark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for generating vibration
- Patent number 10,587,957
- Issue date Mar 10, 2020
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for generating vibration
- Patent number 10,349,179
- Issue date Jul 9, 2019
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compression driver with side-firing compression chamber
- Patent number 10,327,068
- Issue date Jun 18, 2019
- Harman International Industries, Incorporated
- Alexander Voishvillo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase plug for compression driver having improved assembly
- Patent number 10,129,637
- Issue date Nov 13, 2018
- Elettromedia SRL
- Pietro Pantaleone
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker apparatus
- Patent number 10,123,123
- Issue date Nov 6, 2018
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Earphone
- Patent number 10,034,076
- Issue date Jul 24, 2018
- Sony Corporation
- Tomohiro Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic transducer
- Patent number 9,807,518
- Issue date Oct 31, 2017
- Harman Becker Gepkocsirendszer Gyarto Korlatolt Felelossegu Tarsasag
- John B. French
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid receiver module
- Patent number 9,729,974
- Issue date Aug 8, 2017
- Sonion Nederland B.V.
- Aart Zeger van Halteren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic hailing device
- Patent number 9,693,148
- Issue date Jun 27, 2017
- LRAD Corporation
- Hernan Lopez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bone-conduction anvil and diaphragm
- Patent number 9,609,412
- Issue date Mar 28, 2017
- Google Inc.
- Jianchun Dong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for making diaphragm
- Patent number 9,578,434
- Issue date Feb 21, 2017
- Tsinghua University
- Jia-Ping Wang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Structure and manufacture of bone-conduction transducer
- Patent number 9,462,365
- Issue date Oct 4, 2016
- Google Inc.
- Jianchun Dong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration transducer and actuator
- Patent number 9,331,558
- Issue date May 3, 2016
- The Guitammer Company
- Marvin L. Clamme
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bone-conduction anvil and diaphragm
- Patent number 9,288,591
- Issue date Mar 15, 2016
- Google Inc.
- Jianchun Dong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Handset microphone
- Patent number 9,282,404
- Issue date Mar 8, 2016
- Kabushiki Kaisha Audio Technica
- Hiroshi Akino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic generator, acoustic generating device, and electronic device
- Patent number 9,161,134
- Issue date Oct 13, 2015
- KYOCERA Corporation
- Masahiro Inagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Moving-magnet electromagnetic device with planar coil
- Patent number 8,718,317
- Issue date May 6, 2014
- Zonghan Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnet-less loudspeaker
- Patent number 8,705,789
- Issue date Apr 22, 2014
- Lu-Cheng Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Electromagnetic Microspeaker, its Coil Module, Speaker/Coil Module...
- Publication number 20240190697
- Publication date Jun 13, 2024
- Otowahr Technology Inc.
- Yu Min FU
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Coil Module for Electromagnetic Microspeaker, Coil Module Array and...
- Publication number 20240190696
- Publication date Jun 13, 2024
- Otowahr Technology Inc.
- Yu Min FU
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
ACOUSTIC TRANSDUCER WITH TRANSVERSALLY ORIENTED MAGNETS
- Publication number 20230388715
- Publication date Nov 30, 2023
- PS AUDIO DESIGN OY
- Petri SORONEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Waterproof Microspeaker
- Publication number 20230353944
- Publication date Nov 2, 2023
- EM-TECH. Co., Ltd.
- Gang Tae Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDSPEAKER
- Publication number 20230117408
- Publication date Apr 20, 2023
- PSS BELGIUM N.V.
- Fabian Vuine
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTROMAGNETIC MICROSPEAKER, ITS COIL MODULE, SPEAKER/COIL MODULE...
- Publication number 20220340409
- Publication date Oct 27, 2022
- iPro Technology Inc.
- Yu Min FU
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
RECEIVER
- Publication number 20220078568
- Publication date Mar 10, 2022
- SUZHOU SENSORFUN ELECTRONICS CO., LTD
- Jianguang WEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SEALED ACOUSTIC SPEAKER AND MEDICAL DEVICE INCLUDING SAME
- Publication number 20220014829
- Publication date Jan 13, 2022
- Medtronic, Inc.
- Nathan L. Olson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HYBRID SPEAKER AND CONVERTER
- Publication number 20210281946
- Publication date Sep 9, 2021
- Sony Interactive Entertainment Inc.
- Takeo Matsukawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BRIDGE-EDGE-TYPE HIGH-RESOLUTION ELECTROMAGNETIC SPEAKER
- Publication number 20200389736
- Publication date Dec 10, 2020
- Soojin YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BRIDGE-EDGE-TYPE HIGH-RESOLUTION ELECTROMAGNETIC SPEAKER
- Publication number 20200389735
- Publication date Dec 10, 2020
- Soojin YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HYBRID SPEAKER AND CONVERTER
- Publication number 20200267473
- Publication date Aug 20, 2020
- Sony Interactive Entertainment Inc.
- Takeo Matsukawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
APPARATUS WITH SURFACE TO BE DISPLACED
- Publication number 20200169815
- Publication date May 28, 2020
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTROMAGNET MEMBRANE PUMP/TRANSDUCER SYSTEM AND METHODS TO MAKE A...
- Publication number 20200088184
- Publication date Mar 19, 2020
- CLEAN ENERGY LABS, LLC
- Joseph F. Pinkerton
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
APPARATUS FOR GENERATING VIBRATION
- Publication number 20190289399
- Publication date Sep 19, 2019
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTROACOUSTIC DRIVER AND RELATED LOUDSPEAKER/SOUNDER
- Publication number 20190268700
- Publication date Aug 29, 2019
- Eaton Intelligent Power Limited
- David Andrew Coates
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPRESSION DRIVER WITH SIDE-FIRING COMPRESSION CHAMBER
- Publication number 20190149911
- Publication date May 16, 2019
- HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
- Alexander Voishvillo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS FOR GENERATING VIBRATION
- Publication number 20190028809
- Publication date Jan 24, 2019
- PS AUDIO DESIGN OY
- Vesa Kajanus
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PHASE PLUG FOR COMPRESSION DRIVER HAVING IMPROVED ASSEMBLY
- Publication number 20180234758
- Publication date Aug 16, 2018
- ELETTROMEDIA srl
- Pietro Pantaleone
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PLANAR MAGNETIC LOUDSPEAKER AIRFLOW SYSTEM
- Publication number 20180020292
- Publication date Jan 18, 2018
- MrSpeakers, LLC
- Daniel William Clark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EARPHONE
- Publication number 20170230741
- Publication date Aug 10, 2017
- TOMOHIRO MATSUO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC TRANSDUCER
- Publication number 20160127839
- Publication date May 5, 2016
- HARMAN BECKER GEPKOCSIRENDSZER GYARTO KORLATOLT FELELOSSEGU TARSASAG
- John B. French
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HANDSET MICROPHONE
- Publication number 20140376750
- Publication date Dec 25, 2014
- KABUSHIKI KAISHA AUDIO-TECHNICA
- Hiroshi Akino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MAGNET-LESS LOUDSPEAKER
- Publication number 20130188822
- Publication date Jul 25, 2013
- Lu-Cheng Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFLATABLE EAR PIECE WITH PRESSURE RELIEF VALVE
- Publication number 20130136285
- Publication date May 30, 2013
- SIEMENS MEDICAL INSTRUMENTS PTE. LTD.
- FRANK NAUMANN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIBRATION TRANSDUCER AND ACTUATOR
- Publication number 20130106205
- Publication date May 2, 2013
- Marvin L. Clamme
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Moving-Magnet Electromagnetic Device with Planar Coil
- Publication number 20120294474
- Publication date Nov 22, 2012
- Zonghan Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC TRANSDUCER
- Publication number 20120257782
- Publication date Oct 11, 2012
- SENTIENT MAGNETICS, INC.
- John B. French
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Magnetic Diaphragm and Manufacturing Method thereof
- Publication number 20110194723
- Publication date Aug 11, 2011
- MERRY ELECTRONICS CO., LTD.
- Ching-Lan Lin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electromagnetic vibrator and producing method thereof
- Publication number 20110169349
- Publication date Jul 14, 2011
- Hsin-min Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Loudspeaker

Electromagnetic microspeaker, its coil module, speaker/coil module...

Sealed acoustic speaker and medical device including same

Hybrid speaker and converter

Receiver

Apparatus with surface to be displaced

Electric motor

Sealed acoustic speaker and medical device including same

Hybrid speaker and converter

Electroacoustic driver and related loudspeaker/sounder

Loudspeaker unit with multiple drive units

Planar magnetic loudspeaker airflow system

Apparatus for generating vibration

Apparatus for generating vibration

Compression driver with side-firing compression chamber

Phase plug for compression driver having improved assembly

Loudspeaker apparatus

Earphone

Acoustic transducer

Hybrid receiver module

Acoustic hailing device

Bone-conduction anvil and diaphragm

Method for making diaphragm

Structure and manufacture of bone-conduction transducer

Vibration transducer and actuator

Bone-conduction anvil and diaphragm

Handset microphone

Acoustic generator, acoustic generating device, and electronic device

Moving-magnet electromagnetic device with planar coil

Magnet-less loudspeaker

Patents Applicationslast 30 patents

Electromagnetic Microspeaker, its Coil Module, Speaker/Coil Module...

Coil Module for Electromagnetic Microspeaker, Coil Module Array and...

ACOUSTIC TRANSDUCER WITH TRANSVERSALLY ORIENTED MAGNETS

Waterproof Microspeaker

LOUDSPEAKER

ELECTROMAGNETIC MICROSPEAKER, ITS COIL MODULE, SPEAKER/COIL MODULE...

RECEIVER

SEALED ACOUSTIC SPEAKER AND MEDICAL DEVICE INCLUDING SAME

HYBRID SPEAKER AND CONVERTER

BRIDGE-EDGE-TYPE HIGH-RESOLUTION ELECTROMAGNETIC SPEAKER

BRIDGE-EDGE-TYPE HIGH-RESOLUTION ELECTROMAGNETIC SPEAKER

HYBRID SPEAKER AND CONVERTER

APPARATUS WITH SURFACE TO BE DISPLACED

ELECTROMAGNET MEMBRANE PUMP/TRANSDUCER SYSTEM AND METHODS TO MAKE A...

APPARATUS FOR GENERATING VIBRATION

ELECTROACOUSTIC DRIVER AND RELATED LOUDSPEAKER/SOUNDER

COMPRESSION DRIVER WITH SIDE-FIRING COMPRESSION CHAMBER

APPARATUS FOR GENERATING VIBRATION

PHASE PLUG FOR COMPRESSION DRIVER HAVING IMPROVED ASSEMBLY

PLANAR MAGNETIC LOUDSPEAKER AIRFLOW SYSTEM

EARPHONE

ACOUSTIC TRANSDUCER

HANDSET MICROPHONE

MAGNET-LESS LOUDSPEAKER

INFLATABLE EAR PIECE WITH PRESSURE RELIEF VALVE

VIBRATION TRANSDUCER AND ACTUATOR

Moving-Magnet Electromagnetic Device with Planar Coil

ACOUSTIC TRANSDUCER

Magnetic Diaphragm and Manufacturing Method thereof

Electromagnetic vibrator and producing method thereof