ClassID:

167792

G01N21/251 - page 2 - 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 in which incident light is modified in accordance with the properties of the material investigated; Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands Colorimeters; Construction thereof

Recent Application in this class:
#301
20160377550
2016-12-29

Signal and Detection System For Keying Applications

#302
20160377529
2016-12-29

System and assessment of reflective objects along a roadway

#303
20160356699
2016-12-08

Apparatus for determining identity and/or quantity of a fuel

#304
20160334327
2016-11-17

Photonic sensor for in situ selective detection of components in a fluid

#305
20160305767
2016-10-20

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND MEDIUM

#306
20160297209
2016-10-13

Decoration line

#307
20160290929
2016-10-06

Method for measuring polymer concentration in water systems

#308
20160283791
2016-09-29

Method, system, and medium having stored thereon instructions that cause a processor to execute a method for obtaining image information of an organism comprising a set of optical data

#309
20160265029
2016-09-15

QUANTITATIVE REAL-TIME AND END-POINT COLORIMETRIC PCR DEVICE

#310
20160258864
2016-09-08

Optical waveguide, and SPR sensor cell and colorimetric sensor cell each using same

#311
20160243866
2016-08-25

Medium identification device, image forming apparatus, method of identifying medium, and computer program product

#312
20160238450
2016-08-18

Portable colour sensor

#313
20160223502
2016-08-04

Diagnostic tool for colorimetric detection of organic residues

#314
20160209272
2016-07-21

Hair reader, dispenser device and related systems and methods

#315
20160207071
2016-07-21

Sorting system

#316
20160195469
2016-07-07

Method and an apparatus for identifying a content property of foodstuff

#317
20160169875
2016-06-16

NUCLEIC ACID SENSOR FOR MELAMINE ANALYSIS, DEVICE FOR MELAMINE ANALYSIS, AND METHOD FOR MELAMINE ANALYSIS

#318
20160161463
2016-06-09

State determination method and state determination device

#319
20160146782
2016-05-26

Diagnostic method and system

#320
20160138071
2016-05-19

METHODS FOR DETECTING THE PRESENCE OF MICROBES

#321
20160131578
2016-05-12

System and method for simultaneous measurement of turbidity, color and chlorine content of a sample of a liquid

#322
20160131574
2016-05-12

METHOD FOR SCREENING VITAMIN D INSUFFICIENCY USING SKIN COLOURIMETRY

#323
20160107133
2016-04-21

MADE-TO-ORDER SYSTEM AND PREPARATION SYSTEM FOR COSMETICS

#324
20160106198
2016-04-21

Transparency evaluation device, transparency evaluation method and transparency evaluation program

#325
20160104282
2016-04-14

Drug information acquisition device and method

#326
20160104277
2016-04-14

Packeted drug inspection device and method

#327
20160097710
2016-04-07

Mobile water analysis

#328
20160097709
2016-04-07

Mobile water analysis

#329
20160091433
2016-03-31

Sensor apparatus to determine a value of a chemical parameter based on a color shade and methods thereof

#330
20160084795
2016-03-24

Measurement of lactic acid in biological fluids

#331
20160084774
2016-03-24

Optical sensor for detecting lubricant deterioration

#332
20160054229
2016-02-25

Paper sensing and analytic service workflow methods and systems

#333
20160041152
2016-02-11

Optical interpretation of assay results

#334
20160041088
2016-02-11

State determining method, state imparting system, and state determining program

#335
20160040985
2016-02-11

Specimen measuring device and computer program product

#336
20160033407
2016-02-04

Fluorometer with multiple detection channels

#337
20160023248
2016-01-28

Method and system for glass processing

#338
20160008780
2016-01-14

COLOR DETERMINATION FOR PHOTOPOLYMER MIXTURES IN ADDITIVE MANUFACTURING

#339
20160004202
2016-01-07

Imaging device, image forming apparatus, and contamination inspection method

#340
20160003749
2016-01-07

METHOD AND ASSEMBLY FOR DETERMINING THE TEMPERATURE OF A TEST SENSOR

#341
20150375270
2015-12-31

Optical type granule sorting machine

#342
20150339540
2015-11-26

Image measuring method, system, device, and program

#343
20150330905
2015-11-19

Methods and apparatus for surface classification

#344
20150327742
2015-11-19

Automatically driven cleaning device

#345
20150323446
2015-11-12

Reflection properties measuring device and manufacturing method for polarizing plates used in same

#346
20150276584
2015-10-01

Colorimeter measurement method and colorimeter for implementing the method

#347
20150260641
2015-09-17

Apparatus and method of investigating surface properties

#348
20150257396
2015-09-17

Left/right determination system for arm part of pig carcass

#349
20150233838
2015-08-20

Colorimetric analyzer with de-bubbling

#350
20150226663
2015-08-13

METHODS AND SYSTEMS FOR THE DETERMINATION OF PRESERVATIVE PENETRATION IN WOOD

#351
20150204778
2015-07-23

Device for inspecting a material provided with a coated surface and related method

#352
20150198522
2015-07-16

Method and apparatus for image-based color measurement using a smart phone

#353
20150192469
2015-07-09

Multi-angle colorimeter

#354
20150185138
2015-07-02

Device and a method for characterising a chromatic property of foodstuff

#355
20150177219
2015-06-25

State determining method, state imparting system, and state determining program

#356
20150168293
2015-06-18

Apparatus and method to measure display quality

#357
20150165435
2015-06-18

Autonomous and programmable sequential flow of solutions in capillary microfluidics

#358
20150160123
2015-06-11

Device for measuring liquid property

#359
20150160122
2015-06-11

DEVICE FOR MEASURING LIQUID PROPERTY AND USE THEREOF

#360
20150158309
2015-06-11

Image forming apparatus, calibration method, and drying determination method

#361
20150153271
2015-06-04

System and assessment of reflective objects along a roadway

#362
20150147772
2015-05-28

Information processing apparatus, information processing system, information processing method, program, and recording medium

#363
20150146206
2015-05-28

APPARATUS FOR PREVENTING COUNTERFEITING AND ALTERATION

#364
20150134299
2015-05-14

Texture analysis of a coated surface using electrostatics calculations

#365
20150134269
2015-05-14

Texture analysis of a coated surface using kepler's planetary motion laws

#366
20150129780
2015-05-14

MULTILAYER STRUCTURE

#367
20150118124
2015-04-30

STRUCTURAL COLORIMETRIC SENSOR

#368
20150110674
2015-04-23

COLORATION ANALYSIS DEVICE

#369
20150103342
2015-04-16

Spectrophotometer

#370
20150099304
2015-04-09

Photometric measurement cell

#371
20150099303
2015-04-09

Multiple wavelength light source for colorimetric measurement

#372
20150055133
2015-02-26

Side illuminated multi point multi parameter optical fiber sensor

#373
20150029813
2015-01-29

Colour strength measurement and its use in production processes

#374
20150019168
2015-01-15

LED CLASSIFICATION METHOD, LED CLASSIFICATION DEVICE, AND RECORDING MEDIUM

#375
20140362380
2014-12-11

Integrating sphere

#376
20140342462
2014-11-20

Measurement of lactic acid in biological fluids

#377
20140296112
2014-10-02

Optical testing system

#378
20140233103
2014-08-21

Optical module and electronic apparatus

#379
20140233018
2014-08-21

Antique identification method

#380
20140218735
2014-08-07

Colorimetry method and colorimetry apparatus

#381
20140202828
2014-07-24

Automated analyzer and maintenance method for same

#382
20140178928
2014-06-26

Method and apparatus for automated staining of biological materials

#383
20140178880
2014-06-26

Method of preparing a reaction mixture and related products

#384
20140139822
2014-05-22

Multi-spectral defect inspection for 3D wafers

#385
20140063500
2014-03-06

Hand-held color measurement device

#386
20140055787
2014-02-27

Multi-angle colorimeter

#387
20140049776
2014-02-20

Multi-angle colorimeter

#388
20140024120
2014-01-23

Automated protein analyzer

#389
20140010443
2014-01-09

Systems and methods for colorimetric and spectral material estimation

#390
20130341249
2013-12-26

Identification of plastic material composition

#391
20130337574
2013-12-19

Method for determining a shape correction value F for laboratory liquid-analysis cuvettes

#392
20130330245
2013-12-12

Mobile water analysis

#393
20130325346
2013-12-05

Systems and methods for monitoring agricultural products

#394
20130271613
2013-10-17

System for the determination of retroreflectivity of road signs and other reflective objects

#395
20130265406
2013-10-10

Microscope system, image processing apparatus, and computer readable recording medium

#396
20130257971
2013-10-03

Colorimetric apparatus and colorimetric method

#397
20130250303
2013-09-26

Speed reducer for industrial robot

#398
20130250295
2013-09-26

Spectral colorimetric apparatus and image forming apparatus using the same

#399
20130250281
2013-09-26

Lubricant sensor

#400
20130196361
2013-08-01

Split sensor and housing assembly for flexible wall

#401
20130188187
2013-07-25

Signal and detection system for keying applications

#402
20130182911
2013-07-18

Leaf area index measurement system, device, method, and program

#403
20130177993
2013-07-11

Light guide test sensor

#404
20130070246
2013-03-21

OPTICAL DETECTION APPARATUS

#405
20130047749
2013-02-28

AUTONOMOUS PROCESS INSTRUMENT FLUSHING

#406
20130027687
2013-01-31

Apparatus having a first optical sensor making a first measurement to detect position and a second optical sensor making a second measurement

#407
20130016340
2013-01-17

Apparatus and method for measuring color

#408
20120293801
2012-11-22

Feature value estimation device and corresponding method, and spectral image processing device and corresponding method

#409
20120249633
2012-10-04

Bronzing index value calculation method, bronzing index value calculation device, and printing device

#410
20120232362
2012-09-13

Bodily fluid composition analyzer with disposable cassette

#411
20120219957
2012-08-30

Method of preparing a reaction mixture and related products

#412
20120212824
2012-08-23

Optical module and electronic apparatus

#413
20120200926
2012-08-09

OPTICAL FILTER, OPTICAL FILTER MODULE, ANALYSIS DEVICE, AND OPTICAL DEVICE

#414
20120170020
2012-07-05

Device and method for detecting blood or blood constituents in the liquid system of a device for extracorporeal blood treatment

#415
20120165682
2012-06-28

Skin color and capacitive sensor systems

#416
20120081546
2012-04-05

Inspection device

#417
20120065940
2012-03-15

System for assessment reflective objects along a roadway

#418
20120044570
2012-02-23

INTERFERENCE FILTER, OPTICAL MODULE, AND ANALYSIS DEVICE

#419
20120032973
2012-02-09

Image processing apparatus, method, and storage medium for performing soft proof processing

#420
20110299063
2011-12-08

Device for measuring properties of scatterers , for color measuring for scattered light of gemstones, for measuring brightness of gemstones, and for measuring luminescence distribution

#421
20110255092
2011-10-20

Apparatus and method for measuring optical characteristics of an object

#422
20110251080
2011-10-13

Sample processing apparatus and method

#423
20110151410
2011-06-23

Apparatus and method for measuring optical characteristics of teeth

#424
20110073752
2011-03-31

Adjustable multimode lightfield imaging system having an actuator for changing position of a non-homogeneous filter module relative to an image-forming optical module

#425
20110063433
2011-03-17

Absorbance measurements using portable electronic devices with built-in camera

#426
20110032526
2011-02-10

Color analysis system and method

#427
20110032350
2011-02-10

ILLUMINATION DEVICE AND IMAGE ACQUISITION APPARATUS

#428
20100303331
2010-12-02

SPECIMEN PROCESSING APPARATUS AND SPECIMEN PROCESSING METHOD

#429
20100302532
2010-12-02

Photodetector having dark current correction

#430
20100291686
2010-11-18

Automated protein analyzer

#431
20100290953
2010-11-18

Fluid content monitor

#432
20100290949
2010-11-18

Automated protein analyzer

#433
20100284009
2010-11-11

Color analysis system and method

#434
20100278543
2010-11-04

Spectral colorimetric apparatus and image forming apparatus using the same

#435
20100240021
2010-09-23

Method and apparatus for automated staining of biological materials

#436
20100202726
2010-08-12

Side illuminated multi point multi parameter optical fiber sensor

#437
20100196945
2010-08-05

Device for determining the erythrocyte sedimentation rate in a blood sample

#438
20100159610
2010-06-24

Method and assembly for determining the temperature of a test sensor

#439
20100128262
2010-05-27

Analyzer Having Light Shield

#440
20100091286
2010-04-15

Filter design for colorimetric measurement

#441
20100060879
2010-03-11

Analytical apparatus

#442
20100045980
2010-02-25

Spectrophotometer

#443
20100044441
2010-02-25

COLOR SENSING FOR A READER DEVICE AND THE LIKE

#444
20100027011
2010-02-04

Process for evaluating the degree of phenolic ripeness of a fruit and relevant device

#445
20090306926
2009-12-10

Apparatus and method for measuring color

#446
20090252376
2009-10-08

System for road sign sheeting classification

#447
20090213120
2009-08-27

Method and system for enhanced formulation and visualization rendering

#448
20090103095
2009-04-23

Sensor using plasmon resonance

#449
20090073422
2009-03-19

Apparatus and method for measuring optical characteristics of an object

#450
20090061522
2009-03-05

Automated protein analyzer

#451
20080309924
2008-12-18

Apparatus and method for measuring optical characteristics of teeth

#452
20080308740
2008-12-18

Method of measuring the colour of printed samples containing brighteners

#453
20080266563
2008-10-30

Measuring color using color filter arrays

#454
20080260577
2008-10-23

CHEMILUMINESCENT DETECTION SYSTEM

#455
20080260335
2008-10-23

Fibre optic cable and method for producing the same

#456
20080245131
2008-10-09

Methods and apparatus for evaluating insulating glass units

#457
20080239321
2008-10-02

Photodetector having dark current correction

#458
20080219552
2008-09-11

Color identifying apparatus and color identifying method

#459
20080137086
2008-06-12

Optical property measuring method and optical property measuring apparatus

#460
20080122709
2008-05-29

Optical method of multi-band mixing

#461
20080074945
2008-03-27

Agitation vessel

#462
20080064939
2008-03-13

Methods of manufacturing a light guide test sensor

#463
20080028854
2008-02-07

Devices, methods, and systems for measuring an optical property of a sample

#464
20080015791
2008-01-17

Method for automatic color matching of transparent wood stains

#465
20070279624
2007-12-06

Sensitive System for Detecting Chemical and/or Physical State Changes Inside Packaged Media

#466
20070278431
2007-12-06

Automatic identification of reagent test strips using reflectance values

#467
20070234486
2007-10-11

Method and Device for Controlling a Dyeing Machine

#468
20070202223
2007-08-30

Egg Quality Measurement

#469
20070188759
2007-08-16

Colorimeter operating on color matching logic

#470
20070188738
2007-08-16

Apparatus and method for measuring optical characteristics of teeth

#471
20070182962
2007-08-09

Spatial image modulation to improve performance of computed tomography imaging spectrometer

#472
20070178010
2007-08-02

Fluid content monitor

#473
20070153281
2007-07-05

Spectroscopic sensor for measuring sheet properties

#474
20070151209
2007-07-05

METHODS AND APPARATUS FOR EVALUATING INSULATING GLASS UNITS

#475
20070139735
2007-06-21

Apparatus and method for illuminator-independent color measurements

#476
20070132999
2007-06-14

Probe apparatus for measuring a color property of a liquid

#477
20070120046
2007-05-31

Multi-spectrum image capturing device and multi-spectrum illuminating device

#478
20070115472
2007-05-24

Apparatus and method for measuring optical characteristics of an object

#479
20070076206
2007-04-05

Apparatus and method for measuring color

#480
20070064220
2007-03-22

Readhead for optical inspection apparatus

#481
20070046942
2007-03-01

Meter for measuring the turbidity of fluids using reflected light

#482
20060279736
2006-12-14

Methods and apparatus for evaluating insulating glass units

#483
20060257992
2006-11-16

Integration of fluids and reagents into self-contained cartridges containing sensor elements and reagent delivery systems

#484
20060203213
2006-09-14

Multi-spectrum image capturing device and multi-spectrum illuminating device

#485
20060198761
2006-09-07

Portable multi-channel device for optically testing a liquid sample

#486
20060195300
2006-08-31

Hair coloring system

#487
20060192963
2006-08-31

Illumination arrangement for a colour measurement device

#488
20060181707
2006-08-17

Method of producing matched coating composition and device used therefor

#489
20060176484
2006-08-10

Method and apparatus for measuring the color properties of fluids

#490
20060158652
2006-07-20

Measuring soil light response

#491
20060132781
2006-06-22

Two-dimensional spectroradiometer

#492
20060114461
2006-06-01

Arrangement of color filters for characterizing the color of an aggregate light

#493
20060109468
2006-05-25

Devices, methods, and systems for measuring an optical property of a sample

#494
20060109458
2006-05-25

Standard plane sample and optical characteristic measurement system

#495
20060072116
2006-04-06

Method and apparatus for determining presence of a component in a printed circuit board

#496
20060055932
2006-03-16

Self-referencing instrument and method thereof for measuring electromagnetic properties

#497
20060050264
2006-03-09

Methods for determing optical characteristics including subsurface characteristics of dental objects using first and second light source-receiver pairs and first and second critical heights

#498
20060040230
2006-02-23

Apparatus for dental shade measurement

#499
20060017929
2006-01-26

Method for determing optical characteristics through a protective barrier

#500
20060007443
2006-01-12

Colorimetry device

#501
20050259251
2005-11-24

Auto-tracking spectrophotometer

#502
20050254074
2005-11-17

Auto-tracking spectrophotometer

#503
20050249378
2005-11-10

System for road sign sheeting classification

#504
20050242191
2005-11-03

Color measurement instrument capable of both strip reading and spot reading

#505
20050189503
2005-09-01

System and method of identifying an object in a laser beam illuminated scene based on material types

#506
20050177032
2005-08-11

Hair color measurement and treatment

#507
20050163663
2005-07-28

Method and apparatus for measuring the color properties of fluids

#508
20050043898
2005-02-24

Method and system for analyzing coatings undergoing exposure testing

#509
20050037511
2005-02-17

Flow sensing for determination of assay results

#510
20050012926
2005-01-20

Methods and apparatus for evaluating insulating glass units

#511
18911583
2025-10-07

Continuous line for automatic diamond color grading evaluation

#512
18144157
2023-09-19

Device for determining fish gender

#513
17397668
2022-07-05

Hair colorant assessment, selection and formulation system

#514
16943083
2022-07-12

Self-indicating colorimetric response materials for removal and sensing of toxic chemicals and narcotics

#515
15998434
2019-10-29

Device and system for optically analyzing food products

#516
15964850
2020-08-04

Self-indicating colorimetric response materials for removal and sensing of toxic chemicals and narcotics