ClassID:

167736

G01N2021/1706 - CPC Classification

Classification description:

Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light; Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in solids

Recent Application in this class:
#1
20260104350
2026-04-16

LASER INDUCED ULTRASONIC INSPECTION APPARATUS, DISPLAY APPARATUS, ELECTRONIC INSTRUMENT, AND VEHICLE

#2
20250377291
2025-12-11

PHOTOACOUSTIC MEASUREMENT DEVICE AND PHOTOACOUSTIC MEASUREMENT METHOD

#3
20250327737
2025-10-23

OPTO-ACOUSTIC MICROSCOPY USING AN INSTANTANEOUS SIGNAL DIFFERENCE BETWEEN SIGNALS FROM TWO DISCRETE DELAY TIMES ACQUIRED WITH A SINGLE PROBE BEAM

#4
20250241537
2025-07-31

PHOTOACOUSTIC REMOTE SENSING (PARS)

#5
20250189435
2025-06-12

ACOUSTIC RESONANCE-BASED METROLOGY OF SAMPLES

#6
20250116597
2025-04-10

MODEL-BASED ACOUSTO-OPTIC DEPTH-METROLOGY OF SPECIMENS

#7
20250076184
2025-03-06

DEFECT INSPECTION METHOD AND APPARATUS FOR ELECTRONIC DEVICES

#8
20250044217
2025-02-06

Self-adaptive all-fiber laser ultrasonic measuring instrument

#9
20240418631
2024-12-19

WELDING INSPECTION METHOD

#10
20240399374
2024-12-05

INTEGRATED CONTAINER ADAPTER FOR PHOTOACOUSTIC MICROSCOPY

#11
20240393232
2024-11-28

PHOTOACOUSTIC REMOTE SENSING (PARS), AND RELATED METHODS OF USE

#12
20240328926
2024-10-03

MULTIPLE CHANNEL LASER ULTRASONIC SYSTEM

#13
20240319087
2024-09-26

Spectroscopic Device and Shape Measurement Device

#14
20240319075
2024-09-26

LOCAL AREA PHOTOACTIVATION

#15
20240219295
2024-07-04

A METHOD AND AN OPTICAL SYSTEM FOR MONITORING A PARAMETER OF A FLUID IN A HOLLOW CORE OF AN OPTICAL FIBER

#16
20240206739
2024-06-27

SEMI-COMPACT PHOTOACOUSTIC DEVICES AND SYSTEMS

#17
20240192125
2024-06-13

Method and Apparatus for Testing Material Joints or Material Compounds

#18
20240159655
2024-05-16

LASER SHOCK METHOD

#19
20240053257
2024-02-15

STRESS AND SHOCK WAVE DIAGNOSIS FUSED LIBS OPTIMIZATION SYSTEM AND METHOD

#20
20230384212
2023-11-30

INSPECTION METHOD AND METHOD OF MANUFACTURING SEMICONDUCTOR MEMORY DEVICE USING THE SAME

#21
20230236111
2023-07-27

Defect detection device and defect detection method

#22
20230225618
2023-07-20

Single source photoacoustic remote sensing (SS-PARS)

#23
20230204492
2023-06-29

TRANSPARENT ULTRASONIC SENSOR-BASED ULTRASONIC OPTICAL COMPOSITE IMAGING SYSTEM

#24
20230194412
2023-06-22

Hybrid Optical Parametrically-Oscillating Emitter

#25
20230110517
2023-04-13

Method for detecting microstructure of functionally graded material based on digital acousto-optic holography

#26
20230055979
2023-02-23

THREE-DIMENSIONAL CONTOURED SCANNING PHOTOACOUSTIC IMAGING AND VIRTUAL STAINING

#27
20220373858
2022-11-24

METHOD FOR ILLUMINATING A SUBSTRATE USING MULTIPLE ACOUTSO OPTICAL DEVICES

#28
20220364981
2022-11-17

Photoacoustic or photothermal detector comprising an optical transducer

#29
20220317025
2022-10-06

Opto-acoustic measurement of a transparent film stack

#30
20220266522
2022-08-25

IN SITU THERMO ACOUSTIC NON-DESTRUCTIVE TESTING DURING THREE-DIMENSIONAL PRINTING

#31
20220265148
2022-08-25

Photoacoustic remote sensing (PARS)

#32
20220260482
2022-08-18

Device and method for the contactless determination of at least one property of a metal product

#33
20220247488
2022-08-04

METHOD AND SYSTEM INSPECTING FIBERED OPTICAL COMMUNICATION PATHS

#34
20210404948
2021-12-30

Photoacoustic remote sensing (PARS), and related methods of use

#35
20210396652
2021-12-23

Laser opto-ultrasonic dual detection method and device for detecting elements, defects and residual stress simultaneously

#36
20210382013
2021-12-09

Photo-acoustic tomography defect testing system and method

#37
20210364429
2021-11-25

Dual wavelength imaging and out of sample optical imaging

#38
20210255092
2021-08-19

Signal detection sensor, apparatus and method for analyzing component of object

#39
20210199566
2021-07-01

Single source photoacoustic remote sensing (SS-PARS)

#40
20210197279
2021-07-01

Method of inspecting printing quality of 3D printing object using femtosecond laser beam during 3D printing process, and apparatus and 3D printing system for the same

#41
20210181163
2021-06-17

Object identification system and method

#42
20210116358
2021-04-22

Two-stage photo-acoustic excitation sensing systems and methods

#43
20210055230
2021-02-25

Device and method for simultaneously inspecting defects of surface and subsurface of optical element

#44
20210041352
2021-02-11

Standoff inspection using geometry-informed full-wavefield response measurements

#45
20200398268
2020-12-24

Integrated container adapter for photoacoustic microscopy

#46
20200386718
2020-12-10

Microscale photoacoustic spectroscopy, imaging, and microscopy

#47
20200371018
2020-11-26

Photoacoustic excitation sensing enhanced by cross-correlated unfocused speckle images

#48
20200359903
2020-11-19

COHERENCE GATED PHOTOACOUSTIC REMOTE SENSING (CG-PARS)

#49
20200355604
2020-11-12

Device and method for mid-infrared microscopy and analysis

#50
20200350055
2020-11-05

Normalized standard deviation transition based dosimetry monitoring for laser treatment

#51
20200326274
2020-10-15

Photoacoustic method with a measuring light having a predetermined wavelength range for the determination of properties of an inhomogeneous sample

#52
20200316720
2020-10-08

Method and apparatus for real time, in situ sensing and characterization of roughness, geometrical shapes, geometrical structures, composition, defects, and temperature in three-dimensional manufacturing systems

#53
20200292446
2020-09-17

Technologies for the selection and processing of plants

#54
20200237232
2020-07-30

Photoacoustic remote sensing (PARS)

#55
20200232784
2020-07-23

MULTI-LAYER THICKNESS DETECTION USING CORRECTION FACTORS FOR PHOTOACOUSTIC SPECTROSCOPY

#56
20200209147
2020-07-02

Camera-based photoacoustic remote sensing (C-PARS)

#57
20200198012
2020-06-25

Additive manufacturing apparatus and additive manufacturing method

#58
20200141908
2020-05-07

Systems and methods for automatic alignment and focusing of light in laser ultrasound testing

#59
20200056986
2020-02-20

Multifocal photoacoustic microscopy through an ergodic relay

#60
20200011839
2020-01-09

Method of inspecting structure and inspection system

#61
20190320907
2019-10-24

Photoacoustic apparatus and object information acquiring method

#62
20190310284
2019-10-10

Method of determining an overlay error, method for manufacturing a multilayer semiconductor device, atomic force microscopy device, lithographic system and semiconductor device

#63
20190293608
2019-09-26

Method and apparatus for enhanced visualization of anomalies in a structure

#64
20190234911
2019-08-01

High resolution photoacoustic imaging in scattering media using structured illumination

#65
20190170695
2019-06-06

System and method for nanoscale photoacoustic tomography

#66
20190154565
2019-05-23

Thermography inspection for near-surface inconsistencies of composite structures

#67
20190150745
2019-05-23

Optical detection system for determining neural activity in brain based on water concentration

#68
20190150744
2019-05-23

Pulsed ultrasound modulated optical tomography with increased optical/ultrasound pulse ratio

#69
20190150743
2019-05-23

Pulsed ultrasound modulated optical tomography using lock-in camera

#70
20190104944
2019-04-11

Photoacoustic remote sensing (PARS)

#71
20190082967
2019-03-21

PHOTOACOUSTIC APPARATUS

#72
20190069782
2019-03-07

SUBJECT INFORMATION OBTAINING APPARATUS AND SUBJECT INFORMATION OBTAINING METHOD

#73
20190038137
2019-02-07

Object information obtaining apparatus, display apparatus, and display method

#74
20190025194
2019-01-24

Metrology device and metrology method

#75
20190003958
2019-01-03

Acoustic probe and acoustic apparatus

#76
20180348118
2018-12-06

Early cancer biomarker detection using combined nanoparticle-optical fibre, tunable optical hetrodyning, fluorescence and sensor system

#77
20180283847
2018-10-04

Vibration measurement device

#78
20180275046
2018-09-27

Camera-based photoacoustic remote sensing (C-PARS)

#79
20180228377
2018-08-16

OBJECT INFORMATION ACQUIRING APPARATUS AND DISPLAY METHOD

#80
20180188155
2018-07-05

OBJECT INFORMATION ACQUIRING APPARATUS

#81
20180106716
2018-04-19

Information processing apparatus, information processing method, and storage medium

#82
20180024047
2018-01-25

Elastic wave receiving apparatus, elastic wave receiving method, photoacoustic apparatus, and program

#83
20180003679
2018-01-04

Photo-acoustic device and method for non-contact measurement of thin layers

#84
20170350690
2017-12-07

Defect detection method and defect detection apparatus

#85
20170234790
2017-08-17

Photoacoustic apparatus

#86
20170196461
2017-07-13

OBJECT INFORMATION ACQUIRING APPARATUS AND OBJECT INFORMATION ACQUIRING METHOD

#87
20170176396
2017-06-22

Probe, object information acquisition apparatus, and method of manufacturing the probe

#88
20170176393
2017-06-22

Composite inspection

#89
20170176322
2017-06-22

Composite inspection

#90
20170176321
2017-06-22

Composite inspection

#91
20170167970
2017-06-15

Method of producing through wiring substrate and method of producing device

#92
20170164835
2017-06-15

Device and method for hybrid optoacoustic tomography and ultrasonography

#93
20170045440
2017-02-16

Device for characterizing an interface of a structure and corresponding device

#94
20160377528
2016-12-29

Testing of an industrial structure

#95
20160356746
2016-12-08

Imaging through scattering media with high signal to noise ratio and resolution

#96
20160327524
2016-11-10

Photoacoustic physio-chemical tissue analysis

#97
20160113507
2016-04-28

Photoacoustic remote sensing (PARS)

#98
20150374312
2015-12-31

Photoacoustic apparatus and method with user selectable directivity angles for detection

#99
20150366458
2015-12-24

APPARATUS AND METHOD FOR FREQUENCY-DOMAIN THERMO-ACOUSTIC TOMOGRAPHIC IMAGING

#100
20150233811
2015-08-20

Method, system and apparatus for the detection, characterization and classification of particles using photoacoustic and ultrasound techniques

#101
20150160168
2015-06-11

Light source unit and photoacoustic measurement apparatus using the same

#102
20150126849
2015-05-07

Photoacoustic probe and photoacoustic diagnostic apparatus including same

#103
20150122033
2015-05-07

OPTICAL FIBER FOR GENERATING BESSEL BEAM AND OPTICAL IMAGING DEVICE USING SAME

#104
20150099973
2015-04-09

Photoacoustic apparatus

#105
20150090037
2015-04-02

Object information acquiring apparatus

#106
20150085296
2015-03-26

Photoacoustic microscope for detecting reflected detection light resulting from modulation by specimen

#107
20150085107
2015-03-26

Method and apparatus for measuring damping in a workpiece

#108
20140378811
2014-12-25

Object information acquiring apparatus and method for controlling object information acquiring apparatus

#109
20140366634
2014-12-18

Pipe damage detection apparatus and method

#110
20140365158
2014-12-11

LASER ULTRASOUND MATERIAL TESTING

#111
20140356132
2014-12-04

Device for measuring vibration amplitudes of the blade tips in a turbomachine

#112
20140192615
2014-07-10

Information processing apparatus, information processing method, and information processing program

#113
20140128718
2014-05-08

Photoacoustic imaging apparatus and photoacoustic imaging method

#114
20140116146
2014-05-01

System and method for testing a composite structure using a laser ultrasound testing system

#115
20140102204
2014-04-17

Probe, object information acquisition apparatus, and method of manufacturing the probe

#116
20140018659
2014-01-16

Object information acquiring apparatus and object information acquiring method

#117
20130333472
2013-12-19

Ultrasound inspection system of limited access composite structures

#118
20120300608
2012-11-29

Apparatus and method for irradiating a medium

#119
20120296192
2012-11-22

PHOTOACOUSTIC IMAGING APPARATUS AND PHOTOACOUSTIC IMAGING METHOD

#120
20120243369
2012-09-27

SUBJECT INFORMATION ACQUISITION APPARATUS AND SUBJECT INFORMATION ACQUISITION METHOD

#121
20120209104
2012-08-16

Elastic wave receiving apparatus, elastic wave receiving method, photoacoustic apparatus, and program

#122
20120167693
2012-07-05

Acoustic wave measuring apparatus, acoustic wave imaging apparatus and method for controlling acoustic wave measuring apparatus

#123
20120133941
2012-05-31

Photoacoustic apparatus, and probe for receiving photoacoustic waves

#124
20120067128
2012-03-22

Ultrasonic Testing System

#125
20120036933
2012-02-16

METHOD FOR THE NON-DESTRUCTIVE AND CONTACTLESS CHARACTERIZATION OF A SUBSTANTIALLY SPHERICAL MULTILAYERED STRUCTURE AND RELATED DEVICE

#126
20110239766
2011-10-06

PHOTOACOUSTIC IMAGING APPARATUS AND PHOTOACOUSTIC IMAGING METHOD

#127
20110237956
2011-09-29

Investigation of physical properties of an object

#128
20110190617
2011-08-04

Photoacoustic imaging devices and methods of making and using the same

#129
20110190612
2011-08-04

Continous Light Emission Photoacoustic Spectroscopy

#130
20110149680
2011-06-23

Measuring system, image forming method, and program

#131
20110112391
2011-05-12

Photoacoustic measurement apparatus

#132
20100332203
2010-12-30

Optical method and system for the characterization of laterally-patterned samples in integrated circuits

#133
20100319453
2010-12-23

Photoacoustic measurement apparatus

#134
20100191109
2010-07-29

BIOLOGICAL INFORMATION PROCESSING APPARATUS AND BIOLOGICAL INFORMATION PROCESSING METHOD

#135
20100053618
2010-03-04

Photoacoustic apparatus, and probe for receiving photoacoustic waves

#136
20100043557
2010-02-25

Ultrasonic determination of optical absorption coefficients

#137
20100037695
2010-02-18

PHOTOACOUSTIC IMAGING APPARATUS

#138
20090301674
2009-12-10

METHOD AND MEASURING DEVICE FOR MEASURING RECYCLED FIBRE PULP

#139
20090285244
2009-11-19

Mid-IR laser for generation of ultrasound

#140
20090284751
2009-11-19

Method and apparatus for generating mid-IR laser beam for ultrasound inspection

#141
20090282919
2009-11-19

Mid-IR laser for generation of ultrasound using a COlaser and harmonic generation

#142
20090213375
2009-08-27

Optical method for the characterization of laterally-patterned samples in integrated circuits

#143
20080315131
2008-12-25

Method and device for characterising a structure by wavelength effect in a photoacoustic system

#144
20080194929
2008-08-14

Photoacoustic Assay Method and Apparatus

#145
20080181268
2008-07-31

Pre-amplifier for detection lasers within laser ultrasonic inspection systems

#146
20080151219
2008-06-26

Optical method for the characterization of laterally patterned samples in integrated circuits

#147
20070051437
2007-03-08

Rapid method for sub-critical fatigue crack growth evaluation

#148
20070040469
2007-02-22

Broadband imager

#149
20070019182
2007-01-25

Arc/spark optical emission spectroscopy correlated with spark location

#150
20070015992
2007-01-18

System and method for optoacoustic imaging

#151
20060227342
2006-10-12

Dual photo-acoustic and resistivity measurement system

#152
20050175540
2005-08-11

High contrast optoacoustic imaging using nanoparticles

#153
18981467
2025-07-01

Subsurface defect detecting device for cylindrical components and method thereof

#154
16209734
2019-12-03

Apparatus, system, and method for non-destructive testing

#155
13527021
2015-10-20

Laser ultrasound array system