ClassID:

168179

G01N2021/8874 - 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; Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges; Grading and classifying of flaws Taking dimensions of defect into account

Recent Application in this class:
#1
20260102811
2026-04-16

METAL CONTAINER INSPECTION DEVICE

#2
20260004445
2026-01-01

MATERIAL INSPECTION SYSTEM

#3
20250321195
2025-10-16

METHOD AND APPARATUS FOR OPTICALLY CHECKING MOLDED PARTS

#4
20250314601
2025-10-09

MULTIFUNCTIONAL DEVICE, SYSTEM, AND METHOD FOR MONITORING CREPED PRODUCT QUALITY AND BLADE WEAR

#5
20250314599
2025-10-09

MULTI-ANGLE VEHICLE DEFECT MEASUREMENT USING SURFACE-ADAPTIVE OPTICAL CORRECTIONS

#6
20250297968
2025-09-25

INSPECTION DEVICE AND INSPECTION METHOD

#7
20250290864
2025-09-18

TAB DEFECT DETECTION METHOD AND TAB DEFECT DETECTION DEVICE FOR BATTERY CELL

#8
20250244240
2025-07-31

SYSTEM FOR NONDESTRUCTIVE MEASUREMENT OF A SAMPLE

#9
20250231116
2025-07-17

METHOD FOR OBSERVING SURFACE

#10
20250216336
2025-07-03

FAULT DETECTION AND CLASSIFICATION (FDC) FOR ENDPOINT DETECTION (EPD) BY REFLECTOMETRY

#11
20250189459
2025-06-12

IMAGING AND ANALYZING CRACK PROPAGATION IN GLASS

#12
20250172493
2025-05-29

OPTICAL FOREIGN SUBSTANCE DETECTION DEVICE USING LIGHT SCATTERING AND IMAGE ANALYSIS

#13
20250130182
2025-04-24

COMPONENT CORROSION PROGNOSTICS USING COMPUTED TOMOGRAPHY (CT)-SCAN AND METHODS

#14
20250130178
2025-04-24

Surface Inspection Sensor

#15
20250116614
2025-04-10

MULTI-SENSOR PIPE INSPECTION SYSTEM AND METHOD

#16
20250093240
2025-03-20

METHOD OF IDENTIFYING DEFECTS IN CRYSTALS

#17
20240420309
2024-12-19

SYSTEM AND METHOD FOR GRADING, PROCESSING, AND LOADING LOGS

#18
20240383077
2024-11-21

SPUTTER MEASUREMENT SYSTEM

#19
20240353347
2024-10-24

VISUAL INSPECTION APPARATUS AND VISUAL INSPECTION METHOD

#20
20240302288
2024-09-12

INSPECTION DEVICE AND INSPECTION METHOD FOR FILTER

#21
20240192143
2024-06-13

INSPECTION APPARATUS, RECORDING MEDIUM, AND INSPECTION SYSTEM

#22
20240183791
2024-06-06

METHOD AND APPARATUS FOR DETECTING DEFECTS IN THE SURFACE OF CURVED ARTICLES

#23
20240175823
2024-05-30

Method for Inspecting Surface Deformation of Structure, System for Inspecting Surface Deformation of Structure, and Structure Protection Sheet

#24
20240125712
2024-04-18

MACRO PLASTIC AND MICRO PLASTIC DETECTION METHOD BASED ON RGB AND HYPERSPECTRAL IMAGE FUSION

#25
20240062363
2024-02-22

GRADING COSMETIC APPEARANCE OF A TEST OBJECT

#26
20240060904
2024-02-22

DEFECT INSPECTION DEVICE AND METHOD FOR INSPECTING DEFECT

#27
20240053278
2024-02-15

METHOD AND SYSTEM FOR DETECTING A FALSE ERROR ON A COMPONENT OF A BOARD INSPECTED BY AN AOI MACHINE

#28
20240035983
2024-02-01

INSPECTION SYSTEM AND METHOD FOR ANALYZING DEFECTS

#29
20230358688
2023-11-09

Foreign Substance Detection Device and Detection Method

#30
20230228689
2023-07-20

System and method for assessing wear on the tread of a shoe for limiting slip and fall risk

#31
20230213456
2023-07-06

LEATHER DEFECT DETECTION SYSTEM

#32
20230113093
2023-04-13

DEFECT CLASSIFICATION EQUIPMENT FOR SILICON CARBIDE SUBSTRATE USING SINGLE INCIDENT LIGHT-BASED PHOTOLUMINESCENCE AND DEFECT CLASSIFICATION METHOD USING THE SAME

#33
20230077875
2023-03-16

Multi-sensor pipe inspection system and method

#34
20230068167
2023-03-02

Optimized printing defect compensation using automatic job image repositioning

#35
20220373473
2022-11-24

Surface defect monitoring system

#36
20220176651
2022-06-09

Method and devices to construct artificial inline defects to calibrate inspection hardware on automated fiber placement systems

#37
20220092757
2022-03-24

Grading cosmetic appearance of a test object based on multi-region determination of cosmetic defects

#38
20220084181
2022-03-17

Qualitative or quantitative characterization of a coating surface

#39
20220082508
2022-03-17

QUALITATIVE OR QUANTITATIVE CHARACTERIZATION OF A COATING SURFACE

#40
20210231584
2021-07-29

Smart defect calibration system in semiconductor wafer manufacturing

#41
20210231583
2021-07-29

Smart coordinate conversion and calibration system in semiconductor wafer manufacturing

#42
20210231582
2021-07-29

Smart coordinate conversion and calibration system in semiconductor wafer manufacturing

#43
20210231581
2021-07-29

Method for performing smart semiconductor wafer defect calibration

#44
20210231580
2021-07-29

Method for smart conversion and calibration of coordinate

#45
20210231579
2021-07-29

Method for smart conversion and calibration of coordinate

#46
20200371047
2020-11-26

Defect inspection device

#47
20200265575
2020-08-20

FLAW INSPECTION APPARATUS AND METHOD

#48
20200025689
2020-01-23

Multimode defect classification in semiconductor inspection

#49
20190339210
2019-11-07

Multi-sensor pipe inspection utilizing pipe templates to determine cross sectional profile deviations

#50
20190339150
2019-11-07

Multi-sensor pipe inspection system and method

#51
20190272424
2019-09-05

Remote visual inspection method and system

#52
20190228514
2019-07-25

Interactive semi-automated borescope video analysis and damage assessment system and method of use

#53
20190086340
2019-03-21

Smart defect calibration system and the method thereof

#54
20190035066
2019-01-31

Item inspecting device

#55
20180372651
2018-12-27

Method for producing an OSB

#56
20180209916
2018-07-26

Methods for defect inspection, sorting, and manufacturing photomask blank

#57
20170219496
2017-08-03

Method and system for inspecting wafers for electronics, optics or optoelectronics

#58
20170132772
2017-05-11

Inspection method and inspection apparatus

#59
20160225036
2016-08-04

System and method for self-performing a cosmetic evaluation of an electronic device

#60
20160116837
2016-04-28

Evaluation method of defect size of photomask blank, selection method, and manufacturing method

#61
20150324643
2015-11-12

Remote visual inspection system and method

#62
20140299253
2014-10-09

Prepreg production method

#63
20130057678
2013-03-07

INSPECTION SYSTEM AND METHOD OF DEFECT DETECTION ON SPECULAR SURFACES

#64
20120308112
2012-12-06

Extraction of systematic defects

#65
20120206593
2012-08-16

Defect detection apparatus, defect detection method, and computer program

#66
20120133928
2012-05-31

Defect inspection device and inspection method

#67
20120081701
2012-04-05

Method and apparatus for inspecting a surface of a substrate

#68
20120016630
2012-01-19

Method of measuring defect density of single crystal

#69
20110310244
2011-12-22

SYSTEM AND METHOD FOR DETECTING A DEFECT OF A SUBSTRATE

#70
20110043811
2011-02-24

Mask defect measurement method, mask quality determination and method, and manufacturing method of semiconductor device

#71
20100020315
2010-01-28

Method for detecting particles and defects and inspection equipment thereof

#72
20090279081
2009-11-12

Defect inspection apparatus

#73
20090148030
2009-06-11

Method and system for determining cumulative foreign object characteristics during fabrication of a composite structure

#74
20090066941
2009-03-12

Method for detecting particles and defects and inspection equipment thereof

#75
20080266547
2008-10-30

Scatterometer-interferometer and method for detecting and distinguishing characteristics of surface artifacts

#76
20080084556
2008-04-10

Method for examining defect in steel bar and apparatus therefor

#77
20080007725
2008-01-10

Method for detecting particles and defects and inspection equipment thereof

#78
20070070335
2007-03-29

Method and system for detecting defects

#79
20050219519
2005-10-06

Multi-resolution inspection system and method of operating same

#80
18226824
2025-10-14

Pipe inspection video processing system

#81
16546526
2020-06-09

Inspection apparatus and inspection method

#82
16445620
2020-08-25

Inspection and cosmetic grading through image processing system and method

#83
16363873
2020-04-14

Contrast-based imaging and analysis computer-implemented methods to analyze thermography data for nondestructive evaluation

#84
15180641
2018-06-05

System and method to determine depth for optical wafer inspection