ClassID:

168211

G01N21/894 - 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 in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined Pinholes

Recent Application in this class:
#1
20260036517
2026-02-05

INSPECTION DEVICE, INSPECTION METHOD, AND INSPECTION PROGRAM

#2
20250198940
2025-06-19

ELECTRODE MARKING DEVICE AND ROLL MAP CREATION SYSTEM

#3
20240393259
2024-11-28

PINHOLE DETECTION DEVICE

#4
20190331608
2019-10-31

Defect classification method, method of sorting photomask blanks, and method of manufacturing mask blank

#5
20190122352
2019-04-25

Device for inspecting printed images

#6
20190094152
2019-03-28

Apparatus and method for the inspection of containers

#7
20190003986
2019-01-03

PINHOLE OR HOLE DETECTION DEVICE AND METHOD

#8
20180067059
2018-03-08

Substrate surface information detection device and substrate surface information detection method

#9
20180046837
2018-02-15

Electronic device including pin hole array mask above optical image sensor and related methods

#10
20170317327
2017-11-02

Film production method and film production device

#11
20170307971
2017-10-26

Film production method and film production device

#12
20170307543
2017-10-26

Production method for separator sheet, production method for separator, separator sheet wound body, and separator sheet production device

#13
20170307542
2017-10-26

Method for manufacturing separator web, method for manufacturing separator, separator web, and apparatus for manufacturing separator web

#14
20170227462
2017-08-10

Method and apparatus for detecting holes in substrates in absorbent article converting lines

#15
20170160077
2017-06-08

METHOD OF INSPECTING AN OBJECT WITH A VISION PROBE

#16
20170030797
2017-02-02

Apparatus and method for detecting leakage from a composition-containing pouch

#17
20160274034
2016-09-22

Can body inspection apparatus and method

#18
20150253260
2015-09-10

Pinhole inspection apparatus for can bodies

#19
20150192493
2015-07-09

Pinhole inspection apparatus for can bodies

#20
20150160138
2015-06-11

Solar cell inspection apparatus and solar cell processing apparatus

#21
20140314526
2014-10-23

Container processing device

#22
20130222602
2013-08-29

Apparatus and method for detecting leakage from a composition-containing pouch

#23
20130001124
2013-01-03

Package for absorbent articles

#24
20120140206
2012-06-07

System and method for the ultrasonic detection of transparent window security features in bank notes

#25
20100259748
2010-10-14

METHOD FOR INSPECTING COATING FILM DEFECT IN RESIN-COATED FILM

#26
20100221837
2010-09-02

METHOD FOR EXAMINING ION-CONDUCTIVE ELECTROLYTE MEMBRANE

#27
20100195096
2010-08-05

HIGH EFFICIENCY MULTI WAVELENGTH LINE LIGHT SOURCE

#28
20100117250
2010-05-13

Method for inspecting defect of hollow fiber porous membrane, defect inspection equipment and production method

#29
20100060881
2010-03-11

Ultrasonic detection system and method for the detection of transparent window security features in bank notes

#30
20100045988
2010-02-25

SYNCHRONOUS OPTICAL MEASUREMENT AND INSPECTION METHOD AND MEANS

#31
20100013058
2010-01-21

Semiconductor Wafer and Semiconductor Wafer Inspection Method

#32
20090207244
2009-08-20

Method and apparatus for detecting and inspecting through-penetrating defects in foils and films

#33
20080280027
2008-11-13

Method of investigating a coated surface of an object

#34
20080085940
2008-04-10

METHOD AND DEVICE FOR NON-DESTRUCTIVE ANALYSIS OF PERFORATIONS IN A MATERIAL

#35
20080018887
2008-01-24

Methods and systems for detecting pinholes in a film formed on a wafer or for monitoring a thermal process tool

#36
20070229827
2007-10-04

OPTICAL MONITORING OF PRODUCTS OF THE TOBACCO-PROCESSING INDUSTRY

#37
20070019187
2007-01-25

Method and device for non-destructive analysis of perforations in a material

#38
20060164645
2006-07-27

Synchronous optical measurement and inspection method and means

#39
20060103847
2006-05-18

Device for the detection of holes in continuously-advancing bands of material

#40
20050195411
2005-09-08

System and method for measuring the permeability of a material