ClassID:

170126

G01N2291/018 - CPC Classification

Classification description:

Indexing codes associated with group; Indexing codes associated with the measuring variable Impedance

Recent Application in this class:
#1
20260118320
2026-04-30

Method and system for measuring a variation in a dimension of a mechanical part

#2
20260016449
2026-01-15

STRUCTURAL HEALTH MONITORING SENSOR AND SYSTEM

#3
20250052721
2025-02-13

METHOD FOR MEASURING NORMAL INCIDENCE SOUND ABSORPTION COEFFICIENT OF NON-STANDARD SIZED SAMPLES

#4
20240385145
2024-11-21

PHOTOACOUSTIC DEVICE INCLUDING A LIGHT GUIDE SYSTEM CONFIGURED TO TRANSMIT LIGHT THROUGH AN ELECTROMAGNETIC INTERFERENCE (EMI)-REDUCING LAYER

#5
20240302326
2024-09-12

INTEGRATED CIRCUIT INTEGRITY AND SECURITY BREACH DETECTION

#6
20240142411
2024-05-02

Fluid density from tunable acoustic impedance matching

#7
20240003850
2024-01-04

REAL-TIME CONDITION ASSESSMENT OF LIVING PLANTS BY DISTRIBUTED SENSING OF PLANT-EMITTED VOLATILES

#8
20230358725
2023-11-09

CHARACTERIZATION OF BLOOD HEMOSTASIS AND OXYGEN TRANSPORT PARAMETERS

#9
20230285975
2023-09-14

Systems and methods for tagging and acoustically characterizing containers

#10
20230079598
2023-03-16

Shear-type vibration-ultrasonic composite sensor and measuring device

#11
20220268737
2022-08-25

Method, Equipment and Readable Medium for Evaluating Structural Strength of Fiber and Nanosized Materials Reinforced Concrete

#12
20220062907
2022-03-03

Systems and methods for tagging and acoustically characterizing containers

#13
20220023979
2022-01-27

Method for non-destructively testing a quality of an ultrasonic weld

#14
20210190662
2021-06-24

System and method for determining concentration

#15
20210148889
2021-05-20

Characterization of blood hemostasis and oxygen transport parameters

#16
20210109050
2021-04-15

Crack detection system and crack detection method

#17
20200386716
2020-12-10

METHOD AND APPARATUS FOR EVALUATION OF ACOUSTIC ABSORBERS

#18
20200209193
2020-07-02

Systems and methods for obtaining downhole fluid properties

#19
20200208514
2020-07-02

SYSTEMS AND METHODS FOR OBTAINING DOWNHOLE FLUID PROPERTIES

#20
20200188902
2020-06-18

Systems and methods for tagging and acoustically characterizing containers

#21
20200150092
2020-05-14

ACOUSTIC SENSING THROUGH A BARRIER

#22
20190323995
2019-10-24

Acoustic sensing through a barrier

#23
20180356326
2018-12-13

System and method for determining concentration

#24
20180172640
2018-06-21

TSM biosensor to ex-vivo characterize the viscoelastic properties of skin

#25
20170343515
2017-11-30

APPARATUS AND METHOD FOR OBTAINING OBJECT INFORMATION AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

#26
20170168018
2017-06-15

Temperature compensation and operational configuration for bulk acoustic wave resonator devices

#27
20170102362
2017-04-13

Systems and methods for tagging and acoustically characterizing containers

#28
20160320439
2016-11-03

Apparatus and methods for testing of acoustic devices and systems

#29
20160282312
2016-09-29

Method for Modifying the Surfaces of Resonant Sensors

#30
20160274063
2016-09-22

Method and assembly for inspecting a partially cured repair patch prior to installation

#31
20160258907
2016-09-08

System and method for acquiring acoustic information from a resonating body

#32
20160187302
2016-06-30

Wafer clamp detection based on vibration or acoustic characteristic analysis

#33
20160139080
2016-05-19

Characterization of blood hemostasis and oxygen transport parameters

#34
20160077056
2016-03-17

Method of using dual-port measurement system to measure acoustic impedance

#35
20160061780
2016-03-03

Actuator ring characteristic measurement method

#36
20160003778
2016-01-07

OBSTACLE DETECTION DEVICE

#37
20150369688
2015-12-24

MICROPHONE SEAL DETECTOR

#38
20150305717
2015-10-29

Methods, systems and computer program products for multi-resolution imaging and analysis

#39
20150241393
2015-08-27

Ultrasonic authenticating button

#40
20150177198
2015-06-25

Systems and Methods for Cement Evaluation Calibration

#41
20150168353
2015-06-18

Structural health monitoring system employing electromechanical impedance technology

#42
20150128706
2015-05-14

Fibre optic sensing

#43
20150094583
2015-04-02

ULTRASONIC MEASUREMENT APPARATUS AND ULTRASONIC MEASUREMENT METHOD

#44
20150065364
2015-03-05

Self-sensing array of microcantilevers for chemical detection

#45
20150064723
2015-03-05

DUAL MODE SENSOR

#46
20140121522
2014-05-01

Ultrasonic measuring device, program, and method of controlling ultrasonic measuring device

#47
20120256646
2012-10-11

Apparatus and methods for testing of acoustic devices and systems

#48
20120232803
2012-09-13

Characterization of blood hemostasis and oxygen transport parameters

#49
20120152001
2012-06-21

Sensor arrangement for measuring properties of fluids

#50
20120115757
2012-05-10

Self-sensing array of microcantilevers for chemical detection

#51
20110003718
2011-01-06

SELF-SENSING ARRAY OF MICROCANTILEVERS CHEMICAL DETECTION

#52
20100087011
2010-04-08

Detection and/or Characterisation of Oligomers

#53
20090173158
2009-07-09

Measurement chamber and resonator

#54
20090133502
2009-05-28

Document Monitoring Device

#55
20090093977
2009-04-09

Method and device for acoustic measurement of the specific density of a gaseous or liquid medium

#56
20080015620
2008-01-17

METHOD FOR DIFFERENTIATING BETWEEN BURDENED AND CRACKED ULTRASONICALLY TUNED BLADES

#57
20070119255
2007-05-31

Methods and apparatus for rotary machinery inspection

#58
20070119239
2007-05-31

Method and apparatus for determination of the concentration of particles in multi-component fluid systems

#59
20060257286
2006-11-16

Self-sensing array of microcantilevers for chemical detection

#60
20060196271
2006-09-07

Acoustic array analytical system

#61
20060181285
2006-08-17

Method for differentiating between burdened and cracked ultrasonically tuned blades

#62
20060027021
2006-02-09

Characterization of materials with optically shaped acoustic waveforms

#63
20050241373
2005-11-03

Method and apparatus for determination of food quality and authenticity

#64
20050126291
2005-06-16

Methods and apparatus for rotary machinery inspection

#65
15664251
2018-02-06

Nanoindenter ultrasonic probe tip and force control

#66
15299202
2019-09-24

Acoustic sensing through a barrier