ClassID:

170187

G01N2291/045 - CPC Classification

Classification description:

Indexing codes associated with group; Wave modes and trajectories External reflections, e.g. on reflectors

Recent Application in this class:
#1
20260098835
2026-04-09

DUAL ULTRASONIC DETECTION DEVICE

#2
20250164450
2025-05-22

MEASURING DEVICE AND METHOD FOR ANALYZING A SAMPLE

#3
20250020457
2025-01-16

APPARATUS FOR MEASURING THIN FILM THICKNESS AND METHOD THEREOF

#4
20240053181
2024-02-15

WET GAS HOLDUP GAS FRACTION AND FLOW METER

#5
20230280313
2023-09-07

MODE CONVERSION REFLECTOR

#6
20230228604
2023-07-20

FLUIDIC DEVICE AND METHOD FOR CONTROLLING FLUIDIC DEVICE

#7
20230160803
2023-05-25

ACOUSTIC PARTICLE SIZER DIP PROBE AND IMPROVED SAMPLE HOLDER

#8
20230082314
2023-03-16

Ultrasound transmitting and receiving device and computer readable medium storing ultrasound transmitting and receiving program

#9
20220283125
2022-09-08

Ultrasonic inspection system and ultrasonic inspection method

#10
20220203441
2022-06-30

METHOD FOR MANUFACTURING A PIPE FOR A PIPELINE AND A PIPE

#11
20220042951
2022-02-10

METHOD FOR RECONSTRUCTING A THREE-DIMENSIONAL SURFACE USING AN ULTRASONIC MATRIX SENSOR

#12
20220003694
2022-01-06

X-ray spectrometer and methods for use

#13
20210396716
2021-12-23

Optical ultrasonic wave measuring apparatus, method, and storage medium

#14
20210383787
2021-12-09

Advanced acoustic bidirectional reflectance distribution function measurement device

#15
20210333239
2021-10-28

Detection of structural variations in articles using acoustic resonance spectroscopy

#16
20210172847
2021-06-10

Fluid property measurement by reflection of vibrational waves

#17
20210033569
2021-02-04

Escape system used for cars being sunken into water and ultrasonic component

#18
20210033568
2021-02-04

Escape system for a sunken car and ultrasonic component

#19
20200340904
2020-10-29

Apparatus for analyzing the particulate matter content of an aerosol

#20
20200150093
2020-05-14

Ultrasonic detection system and method

#21
20200088691
2020-03-19

Ultrasound matrix inspection

#22
20200003731
2020-01-02

ULTRASONIC FLAW DETECTOR AND ULTRASONIC FLAW DETECTION METHOD

#23
20200003449
2020-01-02

AIR-CONDITIONING APPARATUS

#24
20190293609
2019-09-26

System and method using sound signal for material and texture identification for augmented reality

#25
20190257791
2019-08-22

Combination sensor

#26
20190257774
2019-08-22

X-ray spectrometer and methods for use

#27
20190161309
2019-05-30

Sensor for detecting at least one edge of a running product web

#28
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

#29
20190041364
2019-02-07

System and Method for Detecting Failed Electronics Using Acoustics

#30
20190033260
2019-01-31

Method for acoustically determining properties of a medium, and device for acoustically determining properties of a medium, comprising a reflective element

#31
20190025111
2019-01-24

Ultrasonic concentration detector and liquid feature detector

#32
20180348167
2018-12-06

Combination sensor

#33
20180266996
2018-09-20

Device and method for examining materials by means of acoustic spectroscopy

#34
20180217105
2018-08-02

High-temperature magnetostrictive guided wave pipe inspection system

#35
20180156706
2018-06-07

Apparatus for analysing the particulate matter content of an aerosol

#36
20180038954
2018-02-08

Anomaly detection system and method

#37
20180022318
2018-01-25

WINDSHIELD MONITORING SYSTEM

#38
20170254780
2017-09-07

Method of forming surface acoustic wave tag-based gas sensors

#39
20170166214
2017-06-15

System for use in a vehicle

#40
20170122789
2017-05-04

Method for determining the fill state in a tank utilizing ultrasonic waves and reference surfaces

#41
20170074835
2017-03-16

Minimum redundancy spacing functions for surface acoustic wave (SAW) sensor devices

#42
20160320349
2016-11-03

Method of calibrating a concentration sensor

#43
20160298994
2016-10-13

Adjustment-free fill level sensor

#44
20160146712
2016-05-26

Fluid sampling assembly and method of taking a fluid sample

#45
20160084911
2016-03-24

Sensor system for measuring battery internal state

#46
20160077055
2016-03-17

Subsurface sensing using guided surface wave modes on lossy media

#47
20160076990
2016-03-17

Device and method for detecting and analyzing deposits

#48
20160074970
2016-03-17

System and Method of Making a Welded Assembly

#49
20150377838
2015-12-31

CONDUIT LOCATING METHOD AND APPARATUS

#50
20150362465
2015-12-17

SYSTEM FOR MONITORING AND/OR SURVEYING CONDUITS

#51
20150212220
2015-07-30

ACOUSTIC PISTON TRACK

#52
20150177193
2015-06-25

ULTRASONIC THICKNESS GAUGE WITH INTERFACE TO HAND-HELD INSTRUMENT

#53
20150160166
2015-06-11

Non-destructive ultrasound testing of structures made of composite material

#54
20150013462
2015-01-15

Ultrasound diagnostic device and ultrasound probe

#55
20150000413
2015-01-01

Outer part for a device and device

#56
20150000407
2015-01-01

Device and method for detecting deposits

#57
20150000406
2015-01-01

Method and device for detecting and analyzing deposits

#58
20140375335
2014-12-25

HANDHELD MULTISENSOR CONTRABAND DETECTOR TO IMPROVE INSPECTION OF PERSONNEL AT CHECKPOINTS

#59
20140331785
2014-11-13

Fluid density stratification location system, device and method

#60
20140318255
2014-10-30

Capacitive transducer and method of manufacturing same

#61
20140318254
2014-10-30

Capacitive transducer and method of manufacturing same

#62
20140260630
2014-09-18

Ultrasonic testing phased array inspection fixture and related methods

#63
20140253110
2014-09-11

Magnetostrictive sensor having crimped magnetostrictive strip for high temperature operation

#64
20140247694
2014-09-04

Acoustic standoff and mud velocity using a stepped transmitter

#65
20130192374
2013-08-01

Retroreflector for ultrasonic inspection

#66
20130031956
2013-02-07

Method for detecting gas and a gas detector therefor

#67
20120170406
2012-07-05

Early kick detection in an oil and gas well

#68
20120164753
2012-06-28

Monolithic FBAR-CMOS structure such as for mass sensing

#69
20120109536
2012-05-03

MULTIFUNCTION SENSOR SYSTEM AND METHOD FOR SUPERVISING ROOM CONDITIONS

#70
20120047994
2012-03-01

NITROGEN GAS SENSOR AND ITS MANUFACTURING METHOD

#71
20110154900
2011-06-30

Vibration monitoring apparatus and vibration monitoring method

#72
20100259396
2010-10-14

Fire alarm system

#73
20100154545
2010-06-24

Differentiation and identification of analogous chemical and biological substances with biosensors

#74
20100139404
2010-06-10

System and method of ultrasonic inspection

#75
20100103425
2010-04-29

Photoacoustic detector for measuring fine dust

#76
20090320584
2009-12-31

Rotary drill bits and systems for inspecting rotary drill bits

#77
20090173150
2009-07-09

Early kick detection in an oil and gas well

#78
20090158822
2009-06-25

DEVICES, METHODS AND SYSTEMS FOR MEASURING ONE OR MORE CHARACTERISTICS OF A BIOMATERIAL IN A SUSPENSION

#79
20090158821
2009-06-25

DEVICES, METHODS AND SYSTEMS FOR MEASURING ONE OR MORE CHARACTERISTICS OF A SUSPENSION

#80
20090133502
2009-05-28

Document Monitoring Device

#81
20090007675
2009-01-08

Method and apparatus for detecting a condition of an optical element

#82
20080289422
2008-11-27

Ultrasonic sensor system for web-guiding apparatus

#83
20080127729
2008-06-05

Differentiation and identification of analogous chemical or biological substances with biosensors

#84
20070280712
2007-12-06

Methods of monitoring a marking liquid, apparatuses for monitoring a marking liquid, and image transfer devices

#85
20070256862
2007-11-08

Methods of inspecting rotary drill bits

#86
20070241637
2007-10-18

Layered surface acoustic wave sensor

#87
20070186655
2007-08-16

Methods and apparatus for porosity measurement

#88
20070101804
2007-05-10

Ultrasonic liquid viscosity sensor using mode conversion

#89
20070039371
2007-02-22

Frictional characteristic measuring apparatus and tire directed thereto

#90
20060283252
2006-12-21

Passive acoustic wave sensor system

#91
20060254360
2006-11-16

Ultrasonic sensor system for web-guiding apparatus

#92
20060213271
2006-09-28

Differentiation and identification of analogous chemical or biological substances with biosensors

#93
20060144149
2006-07-06

Nondestructive inspection method and system therefor

#94
20060125489
2006-06-15

Device and method for detecting a substance of a liquid

#95
20060049721
2006-03-09

Device for ultrasonic inspection

#96
20060048577
2006-03-09

Ultrasonic sensor system for web-guiding apparatus

#97
20050262945
2005-12-01

Remote use of ultrasonic sensors

#98
20050262927
2005-12-01

Method and apparatus for ultrasonic sizing of particles in suspensions

#99
20050232082
2005-10-20

Measurement of air characteristics in the lower atmosphere

#100
20050223808
2005-10-13

Apparatus and methods for acoustically determining fluid properties while sampling

#101
20050162041
2005-07-28

Non-fluid acoustic coupling

#102
20050160818
2005-07-28

Acoustic coupling with a fluid bath

#103
20050150275
2005-07-14

Process monitoring and particle characterization with ultrasonic backscattering

#104
20050132811
2005-06-23

Scanning acoustic microscopy

#105
20050132810
2005-06-23

Non-fluid acoustic coupling

#106
20050126294
2005-06-16

Ultrasonic inspection device for inspecting components at preset angles

#107
20050092091
2005-05-05

Method and apparatus for calibrating position and thickness in acoustic hull testing

#108
20050034520
2005-02-17

Method and apparatus for detecting the position of the edge of a moving product web