ClassID:

168202

G01N2021/8917 - 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 material examined Paper, also ondulated

Recent Application in this class:
#1
20260118283
2026-04-30

MACHINE FOR HANDLING SHEETS, COMPRISING AN INSPECTION DEVICE AND A SENSOR ADJUSTMENT PATH IN THE CLEAR WIDTH

#2
20250066153
2025-02-27

SYSTEM AND METHODS FOR THE CALCULATION OF ADDITIONAL LOCAL STRETCHING IN A WEB

#3
20240426604
2024-12-26

Method to Control Gap for Sheet Manufacturing Measurement Processes

#4
20240272071
2024-08-15

MEDIA DETECTION APPARATUS, IMAGE FORMING SYSTEM, AND RECORDING MEDIUM

#5
20240116300
2024-04-11

System and method to reduce the visibility of gloss differentials on printed sheets

#6
20240044784
2024-02-08

MOISTURE DETECTING APPARATUS FOR RECORDING MATERIAL AND IMAGE FORMING APPARATUS

#7
20230228691
2023-07-20

Smart synchronization method of a web inspection system

#8
20230021315
2023-01-26

SYSTEMS AND METHODS FOR DEFECT DETECTION

#9
20210252850
2021-08-19

Apparatus for inspecting printed images and method for validating inspection algorithms

#10
20200349792
2020-11-05

System for wear and aging evaluation of a paper-based resource

#11
20200240926
2020-07-30

Method and a machine for checking the quality of a product

#12
20200039246
2020-02-06

Methods, systems, and apparatuses for detecting a media jam condition

#13
20190154589
2019-05-23

Quality control station for a sheet element processing machine and illumination unit for the quality control station

#14
20190135572
2019-05-09

Quality control station with camera calibration system for sheet element processing machine

#15
20190049381
2019-02-14

Optical detection of fluorescent liquid from a wood fibre web

#16
20190025227
2019-01-24

Corrugated board sheet defect detecting device, corrugated board sheet defect removing device and corrugated board sheet manufacturing device

#17
20190003985
2019-01-03

Printing result inspection apparatus and method

#18
20180299667
2018-10-18

Pinhole camera with an integrated lens cleaning chamber, and a lens cleaning system for a pinhole camera

#19
20180180557
2018-06-28

Sensor for non-destructive characterization of objects

#20
20170234807
2017-08-17

Inspection apparatus using THBAND

#21
20160282279
2016-09-29

Multiscale uniformity analysis of a material

#22
20160123895
2016-05-05

Sizing defect detection system and sizing defect detection method

#23
20160084819
2016-03-24

Method and arrangement for detecting free fibre ends in paper

#24
20160009516
2016-01-14

Installation for processing a paper web or corrugated cardboard web

#25
20150136993
2015-05-21

Sheet measurement

#26
20140130568
2014-05-15

Checking unit and method for calibrating a checking unit

#27
20140083915
2014-03-27

Sheet reinspection apparatus, sheet inspection system, and sheet inspection method

#28
20130242292
2013-09-19

Inspection system for coated paper

#29
20130003063
2013-01-03

Conveying apparatus with an air-separated backing material

#30
20120305775
2012-12-06

Diffusing measurement window for near and mid IR multichannel sensor

#31
20120209536
2012-08-16

Increased absorption-measurement accuracy through windowing of photon-transit times to account for scattering in continuous webs and powders

#32
20120140206
2012-06-07

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

#33
20120068399
2012-03-22

Paper sheets inspection apparatus

#34
20110303848
2011-12-15

Method and apparatus for electromagnetic detection for use in the manufacture of fibrous web

#35
20110224918
2011-09-15

Application-specific repeat defect detection in web manufacturing processes

#36
20110211747
2011-09-01

Apparatus and method for the automated marking of defects on webs of material

#37
20110096325
2011-04-28

METHOD AND DEVICE FOR THE SPECTROMETRIC MEASUREMENT OF A MATERIAL FLOW MOVING IN THE LONGITUDINAL DIRECTION

#38
20110018469
2011-01-27

Illumination for a test device

#39
20100284603
2010-11-11

Pixel Positioning Systems and Methods

#40
20100231704
2010-09-16

Method and apparatus for a web inspection system

#41
20100101437
2010-04-29

PRINTING MACHINE

#42
20100066826
2010-03-18

OPTICAL METHOD AND MEASURING DEVICE FOR A WEB CONTAINING FIBERS

#43
20100063750
2010-03-11

Multi-roller registered repeat defect detection of a web process line

#44
20100060881
2010-03-11

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

#45
20100040278
2010-02-18

Apparatus and method for the automated marking of defects on webs of material

#46
20090126889
2009-05-21

FLUOROMETRIC METHOD FOR MONITORING SURFACE ADDITIVES IN A PAPERMAKING PROCESS

#47
20090020581
2009-01-22

Method and arrangement in tail threading of a web forming machine

#48
20080157013
2008-07-03

System and method for z-structure measurements using simultaneous multi-band tomography

#49
20080149836
2008-06-26

Method for determining the coating quantity on a material web

#50
20070229827
2007-10-04

OPTICAL MONITORING OF PRODUCTS OF THE TOBACCO-PROCESSING INDUSTRY

#51
20070159829
2007-07-12

Apparatus for emitting linear light

#52
20070154080
2007-07-05

Determining capability of an on-line sensor

#53
20070153286
2007-07-05

Optical scanner for measuring sheet properties

#54
20070153285
2007-07-05

Measuring a surface characteristic

#55
20070102556
2007-05-10

Apparatus and method for measuring roll sidewall quality

#56
20070058176
2007-03-15

Pixel positioning systems and methods

#57
20060144266
2006-07-06

Sensing device

#58
20060132796
2006-06-22

Sensor and methods for measuring select components in sheetmaking systems

#59
20050280687
2005-12-22

Sheet type detection device that determines thickness and surface roughness of a sheet

#60
20050232475
2005-10-20

Apparatus and method for the automated marking of defects on webs of material

#61
20050195411
2005-09-08

System and method for measuring the permeability of a material

#62
20050150288
2005-07-14

Measuring device

#63
20050106312
2005-05-19

Method and apparatus for measuring amount of coating on paper web

#64
20050004956
2005-01-06

Optical method for evaluating surface and physical properties of structures made wholly or partially from fibers, films, polymers or a combination thereof

#65
16034158
2019-11-19

Methods, systems, and apparatuses for detecting a media jam condition