ClassID:

197137

G10K11/025 - CPC Classification

Classification description:

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general; Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching

Recent Application in this class:
#1
20240046907
2024-02-08

COMPONENT FOR MANIPULATING AN INPUT SHOCKWAVE

#2
20230350061
2023-11-02

SONAR BEAM SHAPE CONTROLLING HORN

#3
20230273313
2023-08-31

Sonar beam shape controlling horn

#4
20230186887
2023-06-15

Three Cell Folded Corner Horn

#5
20220404491
2022-12-22

Sonar beam shape controlling horn

#6
20220130368
2022-04-28

Helical acoustic lens

#7
20210120331
2021-04-22

Speaker systems with polyplanar, nested, folded horns

#8
20200202829
2020-06-25

ULTRASONIC WAVE OUTPUT DEVICE

#9
20200104557
2020-04-02

Multi-function sound chamber for handheld barcode reader

#10
20200103262
2020-04-02

Ultrasonic transducer with a sealed 3D-printed mini-horn array

#11
20190130884
2019-05-02

Horn device for railcar

#12
20190005936
2019-01-03

Electronic device holder with sound directing capabilities

#13
20180234759
2018-08-16

Acoustical transverse horn for controlled horizontal and vertical sound dispersion

#14
20180183479
2018-06-28

Smart phone acoustic enhancer

#15
20170094406
2017-03-30

Three hundred and sixty degree horn for omnidirectional loudspeaker

#16
20160373856
2016-12-22

Modular acoustic horns and horn arrays

#17
20150066182
2015-03-05

Automated customization of loudspeakers

#18
20150063620
2015-03-05

Automated customization of loudspeakers

#19
20140270308
2014-09-18

Equal expansion rate symmetric acoustic transformer

#20
20140269211
2014-09-18

Flexural disk transducer shell

#21
20140185854
2014-07-03

Acoustic horn arrangement

#22
20140119588
2014-05-01

Acoustical transverse horn for controlled horizontal and vertical sound dispersion

#23
20140105425
2014-04-17

Acoustic Amplification Device

#24
20140093111
2014-04-03

Narrow mouth horn loudspeaker

#25
20120237058
2012-09-20

Apparatus and method for providing passive amplification

#26
20120223620
2012-09-06

MULTI-APERTURE ACOUSTIC HORN

#27
20120033842
2012-02-09

Equal expansion rate symmetric acoustic transformer

#28
20120033841
2012-02-09

Annular ring acoustic transformer

#29
20110316388
2011-12-29

Ultrasonic sensor

#30
20110268305
2011-11-03

Multi-throat acoustic horn for acoustic filtering

#31
20110204456
2011-08-25

Packaged device with acoustic transducer and amplifier

#32
20110135119
2011-06-09

Automated customization of loudspeakers

#33
20110069856
2011-03-24

Modular acoustic horns and horn arrays

#34
20110064247
2011-03-17

Automated customization of loudspeakers

#35
20100219012
2010-09-02

PASSIVE SPEAKER SYSTEM FOR PHONES AND OTHER DEVICES

#36
20100109481
2010-05-06

Multi-aperture acoustic horn

#37
20100032233
2010-02-11

Wide frequency range horn with modular method for reducing diffraction effects

#38
20100006367
2010-01-14

Combination midrange and high frequency horn

#39
20090288909
2009-11-26

Sintered elements and associated systems

#40
20090065600
2009-03-12

Spray device having a piezoelectric element, and use thereof in cosmetology and perfumery

#41
20080163691
2008-07-10

Ultrasonic receiver

#42
20080101640
2008-05-01

Electroacoustic system and method of manufacturing thereof

#43
20070102232
2007-05-10

Waveguide phase plug

#44
20070080019
2007-04-12

Sound wave guide structure for speaker system and horn speaker

#45
20060139153
2006-06-29

Efficiency audible alarm

#46
20050225204
2005-10-13

Indium or tin bonded acoustic transducer systems

#47
20050008181
2005-01-13

Acoustic waveguide for controlled sound radiation

#48
16702264
2024-01-09

Supercoupling waveguides, and methods for making and using same

#49
15950122
2019-02-26

Tri-micro low frequency filter tri-ear bud tips and horn boost with ratchet ear bud lock

#50
14522660
2016-01-26

Radial input waveguide