ClassID:

168230

G01N21/91 - 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 specially adapted for particular applications; Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink

Recent Application in this class:
#1
20250251349
2025-08-07

NON-DESTRUCTIVE TESTING METHOD FOR COMPONENT INSPECTION

#2
20250231120
2025-07-17

SURFACE INSPECTION DEVICE AND SURFACE INSPECTION METHOD

#3
20250196435
2025-06-19

THREE-DIMENSIONAL PRINTING WITH DETECTOR SOLUTIONS

#4
20240426767
2024-12-26

RAPID REAL-TIME VISUALIZATION METHOD AND SYSTEM FOR CRACK INITIATION PROCESS OF CONCRETE COMPONENT

#5
20240331128
2024-10-03

COMPONENT ASSESSMENT METHOD AND APPARATUS

#6
20240018415
2024-01-18

APPARATUS AND METHODS FOR THE AUTOMATIC CLEANING AND INSPECTION SYSTEMS OF COKE DRUMS

#7
20230408422
2023-12-21

System and method for reducing sample noise using selective markers

#8
20230316499
2023-10-05

AUTONOMOUS PENETRANT TESTING

#9
20230314339
2023-10-05

METHOD FOR TESTING A COMPONENT

#10
20230304943
2023-09-28

Multi-stage inspection systems and methods

#11
20230258574
2023-08-17

METHOD FOR DETECTING DEFECTS IN A COMPONENT, METHOD FOR TRAINING A MACHINE LEARNING SYSTEM, COMPUTER PROGRAM PRODUCT, COMPUTER-READABLE MEDIUM, AND SYSTEM FOR DETECTING DEFECTS IN A COMPONENT

#12
20230236134
2023-07-27

Selective marking of a substrate with fluorescent conjugated polymer probes having a small form factor

#13
20230213455
2023-07-06

Light table apparatus and methods for inspecting heat exchanger plates for defects using light

#14
20230062418
2023-03-02

SYSTEM AND METHOD FOR FEATURE SIGNAL ENHANCEMENT USING A SELECTIVELY BONDED PHOTOLUMINESCENT MATERIAL

#15
20220411655
2022-12-29

Three-dimensional printing with detector solutions

#16
20220363985
2022-11-17

RARE EARTH COMPLEX-CONTAINING COMPOSITION AND FLUORESCENT PENETRANT INSPECTION METHOD USING SAME

#17
20220170860
2022-06-02

Fluorescence filter and image sensor module including same

#18
20220065796
2022-03-03

METHOD FOR VISUALIZING AND QUANTIFYING BIOFILM ON SOLID SURFACES

#19
20210380282
2021-12-09

System and method for improved cycle time milling and inspection

#20
20210270749
2021-09-02

Crack detection method

#21
20210088443
2021-03-25

Apparatus and method for extracting low intensity photonic signals

#22
20210063317
2021-03-04

DETECTION OF DEFECTS ON METAL SURFACES

#23
20210010947
2021-01-14

MULTIPLE TEST PANEL ASSEMBLY

#24
20200393381
2020-12-17

Method And System For Determining The Presence Of An Odorous Material On A Fabric

#25
20200352068
2020-11-05

Dye and pry process for surface mount technology dual in-line memory module

#26
20200346310
2020-11-05

Repair tool for turbomachinery and related method

#27
20200326287
2020-10-15

Methods and systems for vision system assisted inspections

#28
20200166467
2020-05-28

Fluorescent penetrant inspection system and method

#29
20200103351
2020-04-02

And inspection method of aircraft drive shafts

#30
20200088652
2020-03-19

NON-DESTRUCTIVE LIQUID PENETRANT INSPECTION PROCESS INTEGRITY VERIFICATION TEST PANEL

#31
20200057002
2020-02-20

APPARATUS AND METHOD FOR NON-DESTRUCTIVE IN SITU TESTING OF WINDMILL BLADES USING PENETRATING DYE

#32
20190293567
2019-09-26

Non-destructive CMAS-infiltration characterization of thermal barrier coatings

#33
20190285546
2019-09-19

Method and device for determining a degree of damage to hair

#34
20190219507
2019-07-18

Apparatus and method for extracting low intensity photonic signals

#35
20190204195
2019-07-04

Cutting force analyser

#36
20190157169
2019-05-23

Dye and pry process for removing quad flat no-lead packages and bottom termination components

#37
20190049381
2019-02-14

Optical detection of fluorescent liquid from a wood fibre web

#38
20180252653
2018-09-06

Device for emitting electromagnetic radiation, in particular UV radiation

#39
20180136095
2018-05-17

Method for detecting defects of glass substrates

#40
20180090393
2018-03-29

Method and arrangement for analyzing a semiconductor element and method for manufacturing a semiconductor component

#41
20180088059
2018-03-29

FLUORESCENT DENDRITIC TAGS

#42
20180033135
2018-02-01

Method and device for checking a joint between two components of a medical device

#43
20180031473
2018-02-01

Method for measuring solid-liquid interfacial electric field

#44
20170356849
2017-12-14

Nondestructive inspection of composite materials

#45
20170284889
2017-10-05

Method for inspecting a connection seal between two parts

#46
20170257923
2017-09-07

Light and method for operating a light

#47
20170254760
2017-09-07

Liquid contact indicator

#48
20170176336
2017-06-22

Method and means for multispectral imaging

#49
20170167980
2017-06-15

Methods and means for multispectral imaging

#50
20170134626
2017-05-11

Device for searching for defects on parts by endoscopy

#51
20170133281
2017-05-11

Method and arrangement for analyzing a semiconductor element and method for manufacturing a semiconductor component

#52
20170108446
2017-04-20

Multiple test panel assemblies for liquid penetrant inspection

#53
20170066020
2017-03-09

INDUSTRIAL CLEANLINESS MEASUREMENT METHODOLOGY

#54
20170038400
2017-02-09

Customized quality controls for analytical assays

#55
20160327490
2016-11-10

Detection method for assessing the efficiency of a cleaning operation

#56
20160252462
2016-09-01

Fissure-detection agent, method for the production thereof and use of the fissure-detection agent

#57
20160061694
2016-03-03

Customized quality controls for analytical assays

#58
20150193919
2015-07-09

Automated nital etch inspection system

#59
20150192526
2015-07-09

Automated magnetic particle and fluorescent penetrant defect detection system

#60
20150146198
2015-05-28

Device for spraying a dye penetration inspection liquid into a workpiece

#61
20150079683
2015-03-19

Methods and systems for labeling and detecting defects in a graphene layer

#62
20150017736
2015-01-15

Method for the non-destructive testing of workpiece surfaces

#63
20140361195
2014-12-11

Detection of contaminated areas

#64
20140273240
2014-09-18

Method and system for detecting exposure of composites to high-temperature

#65
20140254953
2014-09-11

Fluorescent light observation device and fluorescent light observation method

#66
20140240694
2014-08-28

Rapid test method for evaluating the delamination tendency of glass packaging means

#67
20140239194
2014-08-28

Method for inspecting contact between mating gears

#68
20140175305
2014-06-26

Methods for detecting defects in inorganic-coated polymer surfaces

#69
20140130568
2014-05-15

Checking unit and method for calibrating a checking unit

#70
20140017579
2014-01-16

Electrolyte sheet for solid oxide fuel cell, unit cell for solid oxide fuel cell and solid oxide fuel cell equipped with same, method for testing electrolyte sheet for solid oxide fuel cell, and method for manufacturing electrolyte sheet for solid oxide fuel cell

#71
20130327409
2013-12-12

Active guidance of fluid agents using magnetorheological antibubbles

#72
20130321612
2013-12-05

Device for searching for defects on parts by endoscopy

#73
20130314698
2013-11-28

Method for the detection of defects in gas-barrier films using quantum dots

#74
20130221281
2013-08-29

Customized quality controls for analytical assays

#75
20130187061
2013-07-25

Method for nondestructive testing of workpiece surfaces

#76
20130135460
2013-05-30

Method for the detection of a possible joint defect in a friction stir weld seam

#77
20130106023
2013-05-02

IMPRINT APPARATUS, IMPRINT METHOD, IMPRINT SYSTEM, AND DEVICE MANUFACTURING METHOD

#78
20130020507
2013-01-24

Methods for Detecting Defects in Inorganic-Coated Polymer Surfaces

#79
20120310576
2012-12-06

Manufacture of engineering components with designed defects for analysis of production components

#80
20120297857
2012-11-29

NON-DESTRUCTIVE LIQUID PENETRANT INSPECTION PROCESS INTEGRITY VERIFICATION TEST PANEL

#81
20120282600
2012-11-08

Basophil analysis system and method

#82
20120282599
2012-11-08

Nucleated red blood cell analysis system and method

#83
20120282598
2012-11-08

White blood cell analysis system and method

#84
20120233111
2012-09-13

Intelligent airfoil component surface inspection

#85
20120216827
2012-08-30

Method for detecting tin

#86
20120204395
2012-08-16

Method of inspecting and/or repairing a component and a device for inspecting and/or repairing a component

#87
20120181448
2012-07-19

Product marking

#88
20120179285
2012-07-12

Automated repair method and system

#89
20120146252
2012-06-14

CONTROL METHOD FOR DETERMINING CURE STATUS OF GLASS FIBER PRODUCTS

#90
20120126141
2012-05-24

SURFACE COATING FOR INSPECTION

#91
20120115719
2012-05-10

POLYMER COMPOSITE MATERIALS

#92
20120040467
2012-02-16

Oxidation state sensors and methods for transition metal alloys

#93
20110298901
2011-12-08

Method for the non-destructive inspection of a mechanical part

#94
20110267454
2011-11-03

METHOD AND A DEVICE FOR DETECTING CRACKS IN AN OBJECT

#95
20110263032
2011-10-27

Testing mechanical hardware for wear and a composition

#96
20110242510
2011-10-06

Substrate processing system, substrate surface processing apparatus, substrate surface inspecting apparatus, substrate surface inspecting method, and storage medium storing program for implementing the method

#97
20110129930
2011-06-02

Inspection method and apparatus

#98
20110120972
2011-05-26

REPLACEMENT PROCESS FOR FLUORIDE ION CLEANING

#99
20110086581
2011-04-14

Thread inspection and polishing device

#100
20110036928
2011-02-17

Method and Composition for Surface Coating

#101
20100291685
2010-11-18

Methods for detecting defects in inorganic-coated polymer surfaces

#102
20100249977
2010-09-30

Method for determining properties of three-dimensional objects

#103
20100182422
2010-07-22

Device and method for controlling test material

#104
20100158350
2010-06-24

Device and method for evaluation of a calibration element used in a colour penetration method

#105
20100118302
2010-05-13

Method and apparatus for detecting foreign materials and storage medium

#106
20100044589
2010-02-25

Modular lamp head and assembly for non-destructive testing

#107
20090180587
2009-07-16

METHOD OF DETECTING FINE SURFACE DEFECTS

#108
20090126889
2009-05-21

FLUOROMETRIC METHOD FOR MONITORING SURFACE ADDITIVES IN A PAPERMAKING PROCESS

#109
20090121121
2009-05-14

Fibre Structure for the Identification of Defects In the Structure

#110
20080305244
2008-12-11

MONITORING A COATING APPLIED TO A METAL SURFACE

#111
20080297785
2008-12-04

Apparatus for searching for and detecting defects in parts by endoscopy

#112
20080297780
2008-12-04

Method and configuration for detecting material defects in workpieces

#113
20080218998
2008-09-11

DEVICE HAVING MULTIPLE LIGHT SOURCES AND METHODS OF USE

#114
20080193685
2008-08-14

LITHOGRAPHIC PRINTING PLATE PRECURSOR, LITHOGRAPHIC PRINTING PLATE, AND PROCESS OF MAKING THE SAME

#115
20080018891
2008-01-24

Method of producing spatial fine structures

#116
20080011724
2008-01-17

Method for generating optically perceptible laser-induced cracks in brittle material

#117
20070267601
2007-11-22

Fluorescent and visible penetrant inspection

#118
20070209591
2007-09-13

Substrate processing system, substrate surface processing apparatus, substrate surface inspecting apparatus, substrate surface inspecting method, and storage medium storing program for implementing the method

#119
20070181822
2007-08-09

Method and apparatus for fluorescent magnetic particle and fluorescent liquid penetrant testing

#120
20070097360
2007-05-03

Diagnosing or determining parameters for an installation for detecting open defects in the surfaces of parts by sweating

#121
20070090294
2007-04-26

Terahertz imaging non-destructive inspection systems and methods

#122
20070089546
2007-04-26

Methods and apparatus for rotary machinery inspection

#123
20070014195
2007-01-18

Hand lamp, especially for magnetic crack detection

#124
20060203242
2006-09-14

Method of evaluating optical information medium

#125
20060163491
2006-07-27

Fluorescent coating void detection system and method

#126
20060163332
2006-07-27

Method of suppressing extension of fatigue crack, method of detecting fatigue crack and paste used for the methods

#127
20060154046
2006-07-13

Coating for inspection of cracking in structure

#128
20060137525
2006-06-29

Method and system for testing the integrity of green plugged honeycomb structure

#129
20060033986
2006-02-16

Non-destructive inspection method and apparatus therefor

#130
20050259861
2005-11-24

Nondestructive inspection method and apparatus

#131
20050200842
2005-09-15

Apparatus for searching for and detecting defects in parts by endoscopy

#132
20050199902
2005-09-15

Detection lamp equipped with light-emitting diode

#133
20050180281
2005-08-18

Method of evaluating optical information medium

#134
20050092987
2005-05-05

Methods and apparatus for the detection of damaged regions on dielectric film or other portions of a die

#135
20050018898
2005-01-27

Method and apparatus for performing failure analysis with fluorescence inks

#136
20050011863
2005-01-20

Method for inspecting a titanium-based component

#137
15716911
2018-08-21

System and method for automated fluorescent penetrant inspection