ClassID:

232186

H04R2400/07 - CPC Classification

Classification description:

Loudspeakers Suspension between moving magnetic core and housing

Recent Application in this class:
#1
20260019754
2026-01-15

VIBRATION SYSTEM, VIBRATION COMPONENT, AND MOBILE BODY

#2
20250324205
2025-10-16

Speaker

#3
20250301256
2025-09-25

Speaker

#4
20250267409
2025-08-21

LOUDSPEAKER

#5
20250119693
2025-04-10

ACOUSTIC DEVICES AND MAGNETIC CIRCUIT ASSEMBLIES THEREOF

#6
20250113148
2025-04-03

LOUDSPEAKER

#7
20250071484
2025-02-27

DUST CAP, DIAPHRAGM, AND ELECTROACOUSTIC TRANSDUCER

#8
20250030984
2025-01-23

Electrodynamic actuator with improved magnet system

#9
20240373170
2024-11-07

LOUDSPEAKER STRUCTURE AND LOUDSPEAKER DEVICE

#10
20240365050
2024-10-31

TRANSDUCERS, LOUDSPEAKERS, AND ACOUSTIC OUTPUT DEVICES

#11
20240365049
2024-10-31

TRANSDUCERS, LOUDSPEAKERS, AND ACOUSTIC OUTPUT DEVICES

#12
20240284106
2024-08-22

Speaker

#13
20240223957
2024-07-04

VIBRATOR AND HEARING DEVICE

#14
20240171916
2024-05-23

Loudspeaker for hearing device

#15
20240073620
2024-02-29

Sounding Device

#16
20240040321
2024-02-01

Electrodynamic transducer

#17
20240040291
2024-02-01

SPEAKER MODULE AND ELECTRONIC DEVICE INCLUDING SAME

#18
20230379633
2023-11-23

SPEAKER UNIT WITH A SPEAKER FRAME AND TWO OPPOSING SOUND PRODUCING MEMBRANES

#19
20230345180
2023-10-26

Electroacoustic drivers and loudspeakers containing same

#20
20230328448
2023-10-12

Electroacoustic drivers and loudspeakers containing same

#21
20230328444
2023-10-12

Multifunctional sounding device and electronic device

#22
20230283959
2023-09-07

Multi-functional sound producing apparatus

#23
20230254647
2023-08-10

ELECTRODYNAMIC TRANSDUCER

#24
20230247370
2023-08-03

Loudspeaker with inertial exciter comprising a magnet assembly suspended from a mounting frame

#25
20230247364
2023-08-03

Electroacoustic drivers and loudspeakers containing same

#26
20230217183
2023-07-06

Electroacoustic drivers and loudspeakers containing same

#27
20230209274
2023-06-29

Electroacoustic drivers and loudspeakers containing same

#28
20230199403
2023-06-22

Electroacoustic drivers and loudspeakers containing same

#29
20230199401
2023-06-22

Force transducers for electroacoustic drivers and loudspeakers containing same

#30
20230145438
2023-05-11

Multifunctional electromagnetic transducer

#31
20230037430
2023-02-09

Speaker

#32
20220360905
2022-11-10

Acoustic devices and magnetic circuit assemblies thereof

#33
20220303692
2022-09-22

Actuator modules with reduced stiffness connections to panels and mobile devices including the same

#34
20220210568
2022-06-30

Speaker

#35
20220210567
2022-06-30

Speaker

#36
20220210545
2022-06-30

Speaker device

#37
20220174382
2022-06-02

Speaker device

#38
20220038824
2022-02-03

Inertial exciters, drive units and loudspeakers

#39
20210409870
2021-12-30

Vibration generation apparatus

#40
20210243524
2021-08-05

Loudspeaker with passively controlled voice coil sections

#41
20210120342
2021-04-22

Micro-speaker

#42
20210099807
2021-04-01

Flat transducer for surface actuation

#43
20210099804
2021-04-01

Dual function transducer

#44
20210058709
2021-02-25

Reinforced actuators for distributed mode loudspeakers

#45
20200314576
2020-10-01

Speaker

#46
20200177998
2020-06-04

Reinforced actuators for distributed mode loudspeakers

#47
20200169815
2020-05-28

Apparatus with surface to be displaced

#48
20200076935
2020-03-05

Sound vibration actuator

#49
20190289399
2019-09-19

Apparatus for generating vibration

#50
20190222923
2019-07-18

Speaker frame and speaker having the same

#51
20190215603
2019-07-11

Driver assemblies, headphones including driver assemblies, and related methods

#52
20190208326
2019-07-04

Electroacoustic transducer with improved shock protection

#53
20190151896
2019-05-23

Vibration actuator and portable device

#54
20190151894
2019-05-23

Vibration actuator and portable device

#55
20190028809
2019-01-24

Apparatus for generating vibration

#56
20180234771
2018-08-16

Loudspeaker unit

#57
20180206040
2018-07-19

Dual coil electrodynamic transducer with channels for voice coil cooling

#58
20180199133
2018-07-12

Speaker frame and speaker having the same

#59
20180199132
2018-07-12

Speaker frame and speaker having the same

#60
20180139541
2018-05-17

Vibration loudspeaker

#61
20180109878
2018-04-19

Loudspeaker motor and suspension system

#62
20180054679
2018-02-22

Exciter

#63
20170347199
2017-11-30

Speaker

#64
20170318392
2017-11-02

Loudspeaker apparatus

#65
20170303044
2017-10-19

Loudspeaker motor and suspension system

#66
20170289695
2017-10-05

Surface acoustic transducer

#67
20170245042
2017-08-24

Speakers and headphones related to vibrations in an audio system, and methods for operating same

#68
20170150271
2017-05-25

Surface acoustic transducer

#69
20160345101
2016-11-24

Inertial electroacoustic transducer unit

#70
20160295332
2016-10-06

Vibration unit for acoustic module

#71
20160269829
2016-09-15

Speaker apparatus

#72
20160241941
2016-08-18

Speaker frame and speaker having the same

#73
20160234588
2016-08-11

Speakers and headphones related to vibrations in an audio system, and methods for operating same

#74
20160227328
2016-08-04

Receiver having a suspended motor assembly

#75
20160219371
2016-07-28

Loudspeaker

#76
20160219353
2016-07-28

Audio transducer stabilization system and method

#77
20160212547
2016-07-21

Sensory signal output device

#78
20160198265
2016-07-07

Ribbon support system for electrodynamic microphone

#79
20160119718
2016-04-28

Double-vibrating-diaphragm loudspeaker module

#80
20160119717
2016-04-28

Suspension for acoustic device

#81
20160094916
2016-03-31

Vibration unit for acoustic module

#82
20150372580
2015-12-24

Moving magnet motors

#83
20150365745
2015-12-17

Speaker frame and speaker having the same

#84
20150289060
2015-10-08

Transducer with a bent armature

#85
20150289039
2015-10-08

Loudspeaker

#86
20150256046
2015-09-10

Inhibiting rocking of loads driven by plural levers

#87
20150188398
2015-07-02

Electromagnetic transducer having a suspending ring disposed for increased vibrating space

#88
20140321681
2014-10-30

Implantable floating mass transducer of a hearing implant system

#89
20140270328
2014-09-18

Driving plural armatures with a common stator

#90
20140219493
2014-08-07

Speaker frame and speaker having the same

#91
20140185837
2014-07-03

Bone conduction speaker and bone conduction headphone device

#92
20140009008
2014-01-09

Multi-function vibrating device

#93
20120170792
2012-07-05

Multifunctional vibrator

#94
20120033849
2012-02-09

Sensory signal output apparatus

#95
20110255732
2011-10-20

MULTIFUNCTIONAL MICRO SPEAKER

#96
20110249858
2011-10-13

MULTIFUNCTIONAL MICRO SPEAKER

#97
20110243367
2011-10-06

MULTIFUNCTIONAL MICRO SPEAKER

#98
20110069860
2011-03-24

Damper and loudspeaker using the same

#99
20110013798
2011-01-20

Speaker frame and speaker having the same

#100
20090279730
2009-11-12

Shock-Absorbing Apparatus for a Ribbon Microphone Housing

#101
20090184589
2009-07-23

Acoustic exciter and speaker using it

#102
20090123019
2009-05-14

Speaker

#103
20090116680
2009-05-07

Loudspeaker

#104
20080285788
2008-11-20

Electrodynamic transducer including a dome with a ferrofluid suspension

#105
20070237350
2007-10-11

Dynamic loudspeaker

#106
20070194633
2007-08-23

Multifunction-type vibration actuator and mobile terminal device

#107
20070182257
2007-08-09

Vibrator

#108
20060233418
2006-10-19

Loudspeaker with low-frequency oscillation

#109
20060171554
2006-08-03

Acoustic transducer

#110
20060159293
2006-07-20

Acoustic device

#111
20060072248
2006-04-06

Electro-dynamic exciter

#112
20050147274
2005-07-07

Acoustic device

#113
20050147273
2005-07-07

Acoustic device

#114
20050018869
2005-01-27

Electro-acoustic transducer and method of manufacturing transducer

#115
17106351
2022-04-05

Solid-medium sound conducting receiver and electronic device with the same

#116
17088624
2021-11-02

Speaker unit with a speaker frame and two opposing sound producing membranes

#117
16261435
2019-10-29

Reinforced actuators for distributed mode loudspeakers

#118
14942569
2017-04-11

Surface acoustic transducer