ClassID:

168667

G01N29/40 - CPC Classification

Classification description:

Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object; Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control

Recent Application in this class:
#1
20250334550
2025-10-30

NON-DESTRUCTIVE INSPECTION METHOD AND SYSTEM BASED ON SELF-SUPERVISED LEARNING

#2
20250283857
2025-09-11

AUTOMATIC DETECTION METHOD FOR 3D PIPE WELDING DEFECTS BASED ON PHASED ARRAY ULTRASONIC TESTING

#3
20240416463
2024-12-19

LASER PROCESSING WITH ACOUSTIC MONITORING

#4
20240044845
2024-02-08

ULTRASONIC SYSTEM AND METHOD FOR DETECTING AND CHARACTERIZING CONTACT DELAMINATIONS

#5
20230243783
2023-08-03

Analog Front-End Circuitry for Ultrasound Signal Processing

#6
20230138536
2023-05-04

Battery malfunction detection by correlating vibrations response spectrums

#7
20230112790
2023-04-13

SIGNAL PROCESSING METHOD AND DEVICE FOR ULTRASONIC INSPECTION AND THICKNESS MEASURING METHOD AND DEVICE

#8
20230082439
2023-03-16

Acoustic emission inspection system for detecting elastic waves in inspected objects

#9
20210389278
2021-12-16

Application specific excitation of ultrasonic probes

#10
20210108510
2021-04-15

Removing guided wave noise from recorded acoustic signals

#11
20210018473
2021-01-21

Ultrasonic testing device, method, program, and ultrasonic testing system

#12
20200355649
2020-11-12

System and method for detecting failed electronics using acoustics

#13
20200300815
2020-09-24

Method and device for checking an object for flaws

#14
20200124723
2020-04-23

SYSTEMS AND METHODS FOR DETERMINING CELL CONTRACTILITY

#15
20200072798
2020-03-05

Detecting faulty collection of vibration data

#16
20190323993
2019-10-24

Defect detection using ultrasound scan data

#17
20190293610
2019-09-26

Detection of kiss bonds within composite components

#18
20190277806
2019-09-12

Downhole tool with an ultrasonic probe for measuring fluid flow properties

#19
20190209141
2019-07-11

Systems and methods for assessing signal quality

#20
20190178846
2019-06-13

Ultrasonic-pulse-echo flaw inspection at a high testing speed on thin-walled pipes in particular

#21
20190145939
2019-05-16

Method, device and use for the device for quantitatively determining the concentration or particle size of a component of a heterogeneous material mixture

#22
20190041364
2019-02-07

System and Method for Detecting Failed Electronics Using Acoustics

#23
20180356366
2018-12-13

Method for extending detection range of a structural health monitoring system

#24
20180321195
2018-11-08

Method and apparatus for improving the transmitting and receiving directivity in long-range ultrasonic testing

#25
20180217109
2018-08-02

Detecting faulty collection of vibration data

#26
20180164258
2018-06-14

Low-power wireless device for asset-integrity monitoring

#27
20170296152
2017-10-19

Ultrasound coupling medium detection

#28
20170248549
2017-08-31

Method and system for non-destructive testing of composites

#29
20170016860
2017-01-19

Ultrasonic-pulse-echo flaw inspection at a high testing speed on thin-walled pipes in particular

#30
20160370325
2016-12-22

Determination of tuberculation in a fluid distribution system

#31
20140245834
2014-09-04

Vibronic measuring device

#32
20130298678
2013-11-14

Process to monitor unwanted formation of a polymer having internal strain by acoustic emission analysis

#33
20110232386
2011-09-29

Ultrasonic flaw detecting apparatus and ultrasonic flaw detecting method

#34
20100162816
2010-07-01

Process to monitor unwanted formation of a polymer having internal strain by acoustic emission analysis

#35
20090007632
2009-01-08

EMPTY PIPE DETECTION

#36
20080215257
2008-09-04

Method for reducing digital data in an EMAT pig

#37
20070085606
2007-04-19

Digital time variable gain circuit for non-destructive test instrument

#38
20060230831
2006-10-19

Method and device for sizing a crack in a workpiece using the ultrasonic pulse-echo technique

#39
20060192567
2006-08-31

Finite impulse response filter

#40
20050235734
2005-10-27

Gas concentration measurement instrument and gas concentration measurement method

#41
20050204820
2005-09-22

Configurable vibration sensor

#42
20050156364
2005-07-21

Ultrasound sensor for non-destructive control of metallurgical products

#43
20050155416
2005-07-21

System and method for measuring shrinkage behaviour and modulus change during solidification of a polymeric resin

#44
20050092088
2005-05-05

Transducer-based sensor system and method

#45
20050072227
2005-04-07

Depth determining system

#46
18125532
2023-10-17

System and method for measuring sludge moisture content by ultrasound

#47
13949322
2016-05-17

Handheld ultrasound detection apparatus having a flexible tube