ClassID:

168243

G01N2021/9511 - 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 characterised by the material or shape of the object to be examined Optical elements other than lenses, e.g. mirrors

Recent Application in this class:
#1
20250216336
2025-07-03

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

#2
20250085229
2025-03-13

Optical Sample Characterization

#3
20240393108
2024-11-28

OPTICAL-BASED VALIDATION OF ORIENTATIONS OF INTERNAL FACETS

#4
20240319110
2024-09-26

OPTICAL INSPECTION DEVICE FOR OPTICAL PERFORMANCE TEST OF DISPLAY DEVICE AND OPTICAL INSPECTION METHOD USING THE SAME

#5
20240103026
2024-03-28

Apparatus for detecting defects of reflective element

#6
20240094141
2024-03-21

Methods and devices for processing and retrieving defect information of product

#7
20240035986
2024-02-01

VISUAL INSPECTION APPARATUS AND VISUAL INSPECTION METHOD

#8
20230366675
2023-11-16

Optical-based validation of orientations of internal facets

#9
20230341337
2023-10-26

MEASUREMENT OF THICK FILMS AND HIGH ASPECT RATIO STRUCTURES

#10
20230273133
2023-08-31

DEVICE AND METHOD OF INSPECTION OF AN INNER SURFACE OF A HOLLOW BODY

#11
20230204517
2023-06-29

OPTICAL DETECTION APPARATUS, OPTICAL DETECTING METHOD, AND IMAGE PROCESSOR

#12
20230118379
2023-04-20

HIGH PRECISION VPD-DC SCAN

#13
20230095853
2023-03-30

THz MEASURING DEVICE AND THz MEASURING METHOD FOR MEASURING A TRANSPORTED MEASURING OBJECT

#14
20230087046
2023-03-23

METHOD FOR ASSESSING THE QUALITY OF A COMPONENT OF OPTICAL MATERIAL

#15
20230063646
2023-03-02

Optical-based validation of orientations of internal facets

#16
20230060883
2023-03-02

Defect inspection apparatus and defect inspection method

#17
20230044993
2023-02-09

Detection apparatus

#18
20230037873
2023-02-09

Optical sample characterization

#19
20230021095
2023-01-19

Product inspection system and method

#20
20220349705
2022-11-03

Workpiece holder for utilization in metrology system for measuring workpiece in different orientations

#21
20220214246
2022-07-07

Monitoring mirror reflectance using solar illumination

#22
20220155175
2022-05-19

Method, computer program product, device and system for determining if an optical component of an electro-optical sensor system needs replacing

#23
20220116490
2022-04-14

Terminal device

#24
20220082512
2022-03-17

Method and device determining soiling of a shield

#25
20220057337
2022-02-24

Optical inspection device for optical performance test of display device and optical inspection method using the same

#26
20220011238
2022-01-13

METHOD AND SYSTEM FOR CHARACTERIZING SURFACE UNIFORMITY

#27
20200408702
2020-12-31

Device for optical inspection of empty and liquid-filled containers

#28
20200273662
2020-08-27

Method and apparatus for an advanced charged controller for wafer inspection

#29
20200249177
2020-08-06

Reflected light measurement device

#30
20190293568
2019-09-26

Method and device for inspecting spatial light modulator, and exposure method and device

#31
20190145907
2019-05-16

Method and device determining soiling of a shield

#32
20180348085
2018-12-06

Optical fiber connector inspector with two-dimensional scanning function

#33
20180340859
2018-11-29

DOE defect monitoring utilizing total internal reflection

#34
20180172220
2018-06-21

ILLUMINATION DEVICE HAVING PHOSPHOR WHEEL

#35
20180120156
2018-05-03

Position detection method and optical module

#36
20180100812
2018-04-12

Inspection system and inspection method

#37
20170322154
2017-11-09

Detecting damage to a converter device

#38
20170292916
2017-10-12

Surface defects evaluation system and method for spherical optical components

#39
20170292830
2017-10-12

Method for determining the thickness of a contaminating layer and/or the type of contaminating material, optical element and EUV-lithography system

#40
20170261310
2017-09-14

Testing apparatus and manufacturing apparatus for testing light emitting device package

#41
20170234769
2017-08-17

Methods and apparatus for determining geometric properties of optical fiber preforms

#42
20170102342
2017-04-13

Conductive film, display device having the same, and method of evaluating conductive film

#43
20170010181
2017-01-12

Distributed nondestructive structural defects detection in slickline cables

#44
20160356724
2016-12-08

Automated defect detection and mapping for optical filters

#45
20160231257
2016-08-11

Optical components

#46
20160170151
2016-06-16

Fiber inspection microscope and power measurement system, fiber inspection tip and method using same

#47
20160116837
2016-04-28

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

#48
20150367386
2015-12-24

System and method of an integrated fiber optic inspection and cleaning apparatus

#49
20150338352
2015-11-26

Infrared detector device inspection system

#50
20150103351
2015-04-16

Using reflected and transmission maps to detect reticle degradation

#51
20150070688
2015-03-12

Systems and methods for inspecting wound optical fiber

#52
20150009320
2015-01-08

Visually inspecting optical fibers

#53
20140320835
2014-10-30

Method and device for inspecting spatial light modulator, and exposure method and device

#54
20140303906
2014-10-09

SYSTEM AND METHOD FOR DETECTING DETERIORATION OR A CUT IN A CABLE FOR CONVEYING SIGNALS

#55
20140211200
2014-07-31

Multi-light fiber source for fiber end-surface inspection

#56
20130229650
2013-09-05

System and method of high resolution fiber optic inspection

#57
20130138362
2013-05-30

Processing images of fiber optic connector ends

#58
20130088706
2013-04-11

Passivation of nonlinear optical crystals

#59
20130027689
2013-01-31

Inspecting device, inspecting method, and method for manufacturing optical fiber

#60
20120134131
2012-05-31

LIGHT RADIATION DEVICE AND INSPECTION APPARATUS

#61
20120019822
2012-01-26

Method for measuring and method for viewing a wave surface using spectrophotometry

#62
20110116081
2011-05-19

Refractive index distribution measuring method and refractive index distribution measuring apparatus

#63
20100283999
2010-11-11

LENS IMAGE SENSING APPARATUS

#64
20090303465
2009-12-10

Multi-imaging automated inspection methods and systems for wet ophthalmic lenses

#65
20090034827
2009-02-05

Inspection device, inspection method, method of manufacturing color filter, and computer-readable storage medium containing inspection device control program

#66
20080084557
2008-04-10

Optical inspection system

#67
20060290922
2006-12-28

Apparatus and method for color filter inspection

#68
20060262298
2006-11-23

Detection method and device for detecting quality of optical element

#69
20060060610
2006-03-23

Fluid dispenser and lens inspection device

#70
20050083515
2005-04-21

Extended surface parallel coating inspection method

#71
16896631
2021-11-09

Body-worn device with tamper detection, dirt alerting and dirt compensation

#72
15623162
2019-02-19

Optical characterization system for wide field of view diffractive optical elements

#73
15448515
2017-10-24

PC/APC dual-purpose adapter for inspecting circular ruggedized fiber optic connectors