ClassID:

166119

G01J4/00 - CPC Classification

Classification description:

Measuring polarisation of light

Sub-classes:
Recent Application in this class:
#1
20250379652
2025-12-11

STATE-OF-POLARIZATION MONITORING APPARATUS, STATE-OF-POLARIZATION MONITORING METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

#2
20250271303
2025-08-28

INTELLIGENT SENSING ENABLED BY TUNABLE MOIRÉ GEOMETRY AND TUNABLE QUANTUM GEOMETRY

#3
20250132840
2025-04-24

STATE-OF-POLARIZATION MONITORING APPARATUS, STATE-OF-POLARIZATION MONITORING METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

#4
20250060251
2025-02-20

HEAT ASSISTED DETECTION AND RANGING BASED ON SPECTROPOLARIMETRIC IMAGING

#5
20240353265
2024-10-24

Systems and Methods for Infrared Sensing

#6
20240241393
2024-07-18

ADAPTIVE POLARIZATION FILTER GRIDS

#7
20240175949
2024-05-30

MONOLAYER TRANSITION METAL DICHALCOGENIDES HAVING GIANT VALLEY-POLARIZED RYDBERG EXCITONS REVEALED BY MAGNETO-PHOTOCURRENT SPECTROSCOPY

#8
20240103215
2024-03-28

FIBER SENSING BY MONITORING POLARIZATION FUNCTION OF LIGHT ON SUPERVISORY PATH OF CABLES

#9
20230384152
2023-11-30

Optical measurement device with universal metasurface and optical measuring method using the same

#10
20230375410
2023-11-23

APPARATUSES AND SYSTEMS FOR OPTICAL ELEMENT MEASUREMENTS

#11
20230341265
2023-10-26

Heat assisted detection and ranging based on spectropolarimetric imaging

#12
20230196842
2023-06-22

Spoof-Resistant Facial Recognition Through Illumination and Imaging Engineering

#13
20230160752
2023-05-25

Achromatic and polarization adaptive optics system

#14
20230154143
2023-05-18

Polarization event cameras

#15
20230133594
2023-05-04

Simulator and test method of polarization transmission in sea fog

#16
20230094677
2023-03-30

Systems and methods for infrared sensing

#17
20230048604
2023-02-16

REFLECTIVE POLARIZED LIGHT SEPARATION AND DIFFRACTION ELEMENT AND OPTICAL MEASUREMENT DEVICE COMPRISING SAME

#18
20230034139
2023-02-02

Polarization imaging system and polarization imaging method

#19
20220373411
2022-11-24

Stress engineering of transparent materials

#20
20220365374
2022-11-17

Adaptive polarization filter grids

#21
20220317041
2022-10-06

Light source intensity control systems and methods for improved light scattering polarimetry measurements

#22
20220276325
2022-09-01

Monolayer transition metal dichalcogenides having giant valley-polarized Rydberg excitons revealed by magneto-photocurrent spectroscopy

#23
20220120615
2022-04-21

Integrated polarimeter in an optical line system

#24
20210302230
2021-09-30

Optical device and spectrometer comprising such a device

#25
20210182727
2021-06-17

Qubit detection system and detection method

#26
20210088799
2021-03-25

Micro-level polarization scanning and multispectral scanning within an optical objective

#27
20210072447
2021-03-11

Polarization diffraction element and vector beam mode detection system using the same

#28
20210018364
2021-01-21

Generation and detection of terahertz radiation with an arbitrary polarization direction

#29
20200348181
2020-11-05

Integrated polarimeter in an optical line system

#30
20200292705
2020-09-17

Light line triangulation apparatus

#31
20200271569
2020-08-27

Variable aperture mask

#32
20200173911
2020-06-04

Polarization property image measurement device, and polarization property image measurement method

#33
20200064197
2020-02-27

Retardation profile for stress characterization of tubing

#34
20190302023
2019-10-03

Polarization analysis apparatus and control method of polarization analysis apparatus

#35
20190293955
2019-09-26

Spatial filtering apparatus and method of spatial filtering using the same

#36
20190285542
2019-09-19

Optical sensing device, method of manufacturing the same, and optical sensing method

#37
20190187612
2019-06-20

Ellipsometry device and ellipsometry method

#38
20190170586
2019-06-06

Imaging device and imaging method

#39
20190101447
2019-04-04

Integrated polarimeter in an optical line system

#40
20190049365
2019-02-14

Variable aperture mask

#41
20190049301
2019-02-14

Multi-spectral polarimetric variable optical device and imager

#42
20180364354
2018-12-20

Laser radar system capable of active polarization

#43
20180321136
2018-11-08

Determining polarization rotation characteristics of a sample taking into consideration a transmission dispersion

#44
20180292310
2018-10-11

Polarization property image measurement device, and polarization property image measurement method

#45
20180266890
2018-09-20

Random wavelength meter

#46
20180106677
2018-04-19

Integrated miniature polarimeter and spectrograph using static optics

#47
20180088378
2018-03-29

POLARIMETRIC-ANALYSIS-TYPE DUAL LIQUID CRYSTAL WAVELENGTH FILTER MODULE

#48
20180072693
2018-03-15

Method for synthesizing a precursor of a single dairy-lactone isomer

#49
20170363472
2017-12-21

Multi-spectral polarimetric variable optical device and imager

#50
20170356805
2017-12-14

Integrated polarimeter in an optical line system

#51
20170307517
2017-10-26

Polarization properties imaging systems

#52
20170227791
2017-08-10

Smart sunglasses, smart window and smart mirror apparatus for augmenting human vision by means of adaptive polarization filter grids

#53
20170211985
2017-07-27

Device for detecting optical wavelength

#54
20170211981
2017-07-27

Method for detecting optical wavelength

#55
20170122809
2017-05-04

Polarization velocity vector measuring apparatus and polarization velocity vector measuring method

#56
20170074780
2017-03-16

Extending the range of turbidity measurement using polarimetry

#57
20170019171
2017-01-19

Systems and methods using a polarimeter to localize state of polarization transients on optical fibers

#58
20170010539
2017-01-12

Measuring device for determining a polarisation parameter

#59
20160320238
2016-11-03

Liveness authentication method and apparatus

#60
20160313242
2016-10-27

Refractive index measurement of liquids over a broad spectral range

#61
20160282638
2016-09-29

Automatic bias stabilization of dual-polarization in-phase and quadrature optical modulator

#62
20160258817
2016-09-08

Random wavelength meter

#63
20160202176
2016-07-14

Sample cell filling device for use remotely from a polarimeter and method of using the same

#64
20160153915
2016-06-02

Surface inspecting method

#65
20160153894
2016-06-02

Optical element rotation type Mueller-matrix ellipsometer and method for measuring Mueller-matrix of sample using the same

#66
20160139033
2016-05-19

Device for compensating for the drift of a phase shift of a device for modulating the polarization state of a light beam

#67
20160116397
2016-04-28

Polarization properties imaging systems

#68
20160081371
2016-03-24

Polariscope toy and ornament with accompanying photoelastic and/or photoplastic devices

#69
20150355029
2015-12-10

Reflective focusing optics

#70
20150355022
2015-12-10

Apparatus for enabling wide-field polarimetry

#71
20150204723
2015-07-23

OPTICAL PHASE DEVICE, METHOD AND SYSTEM

#72
20150185135
2015-07-02

Method using laser ellipsometry for determining the quality of liquid product containing polyphenols

#73
20150169807
2015-06-18

Filter modules for aperture-coded, multiplexed imaging systems

#74
20150124262
2015-05-07

Control apparatus and control method

#75
20150113784
2015-04-30

Method of manufacturing particle-based image display

#76
20150062580
2015-03-05

Polarimetric calibration of a remote sensor

#77
20150062579
2015-03-05

Rotation angle measuring device

#78
20150060647
2015-03-05

Urine sample analyzing method and sample analyzer including classifying epithelial cells into at least two types based on the change of polarization condition

#79
20150006107
2015-01-01

Optical measurement device and optical measurement method

#80
20140375512
2014-12-25

Device for measuring the state of polarization of an incident wave of frequency 10 GHz to 30 THz

#81
20140332077
2014-11-13

SUB-WAVELENGTH STRUCTURES, DEVICES AND METHODS FOR LIGHT CONTROL IN MATERIAL COMPOSITES

#82
20140295481
2014-10-02

Method for screening a drug in retinal tissue

#83
20140285813
2014-09-25

Wavefront sensing apparatus, method and applications

#84
20140247361
2014-09-04

Polarized images for security

#85
20140192364
2014-07-10

Ellipsometry system

#86
20140192355
2014-07-10

Conoscopic illumination optical device with a hollow cone for an optical microscope and method of optical microscopy in conoscopy

#87
20140168772
2014-06-19

Complete-stokes fourier-domain imaging polarimeter

#88
20140160483
2014-06-12

Polarization scrambling in interferometer systems

#89
20140092396
2014-04-03

Device for measuring the relative position of two objects moving in relation to each other

#90
20140078511
2014-03-20

Variable polarization separation via beam splitter rotation

#91
20140078298
2014-03-20

Snapshot spatial heterodyne imaging polarimetry

#92
20140055786
2014-02-27

FREE SPACE SINGLE-MODE FIBERS AND FIBER COMPONENTS FOR FIBER SENSOR APPLICATIONS

#93
20140055785
2014-02-27

Polarimetric calibration of a remote sensor

#94
20130265576
2013-10-10

Device and method for polarimetric measurement with microscopic resolution, polarimetry accessory for a microscope, ellipsomicroscope and ellipsometric contrast microscope

#95
20130255054
2013-10-03

Method of manufacturing particle-based image display

#96
20130194572
2013-08-01

Optical measurement device and optical measurement method

#97
20130188144
2013-07-25

Control apparatus and control method

#98
20130169964
2013-07-04

System and method for error correction in a polarimeter

#99
20130163099
2013-06-27

Operation of an electromagnetic radiation focusing element

#100
20130120840
2013-05-16

Spectroscopic polarimeter

#101
20130120750
2013-05-16

OPTICAL PHASE DEVICE, METHOD AND SYSTEM

#102
20130107258
2013-05-02

Downhole Sensors Using Anisotropic Permittivity

#103
20130100447
2013-04-25

OPTICAL SENSING UTILIZING OPTICAL CRYSTAL AND POLARIZATION MEASUREMENTS

#104
20130070244
2013-03-21

Evaluation device and evaluation method

#105
20120226480
2012-09-06

Filter modules for aperture-coded, multiplexed imaging systems

#106
20120182551
2012-07-19

Free space single-mode fibers and fiber components for fiber sensor applications

#107
20120112093
2012-05-10

System and method for measuring depolarization

#108
20120092653
2012-04-19

System and method of aligning a sample

#109
20120075473
2012-03-29

Polarized images for security

#110
20120075432
2012-03-29

IMAGE CAPTURE USING THREE-DIMENSIONAL RECONSTRUCTION

#111
20120010842
2012-01-12

Self-Calibration Procedure For Optical Polarimeters

#112
20110310246
2011-12-22

Modified apparatus and method for assessment, evaluation and grading of gemstones

#113
20110277552
2011-11-17

Measuring distributed polarization crosstalk in polarization maintaining fiber and optical birefringent material

#114
20110235038
2011-09-29

Evaluation device and evaluation method

#115
20110188040
2011-08-04

Mounting for deviation angle self compensating substantially achromatic retarder

#116
20110077883
2011-03-31

Measurement of Fourier coefficients using integrating photometric detector

#117
20110032524
2011-02-10

Glass thickness measurement using fluorescence

#118
20110006226
2011-01-13

Terahertz radiation source mounting arrangements and methods of mounting a terahertz source

#119
20100328640
2010-12-30

POLARIZATION STATE MEASUREMENT APPARATUS AND EXPOSURE APPARATUS

#120
20100296088
2010-11-25

Method and apparatus for detecting polarizing direction of electromagnetic wave

#121
20100239245
2010-09-23

Polarization Mode Emulators and Polarization Mode Dispersion Compensators Based on Optical Polarization Rotators with Discrete Polarization States

#122
20100220324
2010-09-02

Downhole sensors using manufactured anisotropic permittivity

#123
20100149533
2010-06-17

Switchable imaging polarimeter and method

#124
20100110430
2010-05-06

Device for sorting and concentrating electromagnetic energy and apparatus comprising at least one such device

#125
20090325326
2009-12-31

Apparatus and method for manufacturing semiconductor devices through layer material dimension analysis

#126
20090273784
2009-11-05

Stokes parameter measurement device and method

#127
20090231700
2009-09-17

System and method for controlling intensity of a beam of electromagnetic radiation in ellipsometers and polarimeters

#128
20090225317
2009-09-10

Spectroscopic ellipsometer

#129
20090207408
2009-08-20

System and method of aligning a sample

#130
20090180093
2009-07-16

Evaluation method, control method, exposure apparatus, and memory medium

#131
20090091758
2009-04-09

Method of constructing a deviation angle self compensating substantially achromatic retarder to compensate beam traslation

#132
20090091046
2009-04-09

Polariscope toy and ornament with accompanying photoelastic and/or photoplastic devices

#133
20090045341
2009-02-19

SYSTEMS FOR OBSERVING REACTIONS USING INFRARED IMAGING

#134
20090015900
2009-01-15

Photoelastic modulator

#135
20090002708
2009-01-01

Methods and apparatus for spectroscopic imaging of materials in an array

#136
20080239317
2008-10-02

Systems, methods, and devices for handling terahertz radiation

#137
20080238791
2008-10-02

Interferometric polarization control

#138
20080231529
2008-09-25

Interferometric polarization control

#139
20080035834
2008-02-14

Very fast time resolved imaging in multiparameter measurement space having means for separating reflected light to form plural beam images

#140
20070296977
2007-12-27

Integrated polarization beam splitter with quarter-wave plate for polarimeter and PMD compensation applications

#141
20070247623
2007-10-25

Polarization measuring devices, ellipsometers and polarization measuring methods

#142
20070223078
2007-09-27

Polarization measurement and self-calibration based on multiple tunable optical polarization rotators

#143
20070171427
2007-07-26

System and method for polarization characteristic measurement of optical systems via centroid analysis

#144
20070171419
2007-07-26

Retardance measurement system and method

#145
20070146723
2007-06-28

Interferometric polarization control

#146
20070051890
2007-03-08

Sensor having differential polarization and a network comprised of several such sensors

#147
20060268272
2006-11-30

Combined spatial filter and relay systems in rotating compensator ellipsometer/polarimeter

#148
20060268271
2006-11-30

Combined spatial filter and relay systems

#149
20060238758
2006-10-26

Near-field polarized-light measurement apparatus

#150
20060215157
2006-09-28

Method and apparatus for measuring polarization

#151
20060164642
2006-07-27

Achromatic spectroscopic ellipsometer with high spatial resolution

#152
20060164641
2006-07-27

Calibration system and method for calibration of various types of polarimeters

#153
20060132773
2006-06-22

Method for noise improvement in ellipsometers

#154
20060126068
2006-06-15

Retardance measurement system and method

#155
20060103933
2006-05-18

Antiglare supports and contrast amplifying supports for polarized light reflection

#156
20060098991
2006-05-11

Optical communications apparatus

#157
20060087642
2006-04-27

Polariscope toy and ornament with accompanying photoelastic and/or photoplastic devices

#158
20060081772
2006-04-20

Embeddable polarimetric fiber optic sensor and method for monitoring of structures

#159
20060066853
2006-03-30

LED Polarimeter

#160
20060038999
2006-02-23

Polarization conversion unit for reducing polarization dependent measurement errors

#161
20060023987
2006-02-02

Optical instrument and measurements using multiple tunable optical polarization rotators

#162
20050270529
2005-12-08

Stokes parameter measurement device and method

#163
20050258348
2005-11-24

Polarized semi-active laser last pulse logic seeker using a staring focal plane array

#164
20050200941
2005-09-15

Generation and analysis of state of polarization using tunable optical polarization rotators

#165
20050179897
2005-08-18

Method of analysis of multiple layer samples

#166
20050164304
2005-07-28

System for infrared spectroscopic imaging of libraries

#167
20050083525
2005-04-21

Fiber polarimeter, the use thereof, as well as polarimetric method

#168
20050068531
2005-03-31

Performing retardation measurements

#169
20050068530
2005-03-31

Performing retardation measurements

#170
20050068529
2005-03-31

Performing retardation measurements

#171
20050031245
2005-02-10

Polarization controller using spatial filtering

#172
20050009081
2005-01-13

Optical systems and methods for rapid screening of libraries of different materials

#173
20050007590
2005-01-13

Retardance measurement system and method

#174
18656937
2024-11-05

Cooperative polarization skylight background radiation measurement device and method

#175
16107435
2020-09-29

Polarization-based disturbed earth identification

#176
14757232
2018-07-17

Method of obtaining micrographs of transparent or semi-transparent specimens using anisotropic contrast

#177
14250206
2015-08-04

Window contamination sensor for optical detection systems

#178
13713033
2014-07-01

Method for ground-to-space laser calibration system