ClassID:

167111

G01M11/088 - CPC Classification

Classification description:

Testing of optical apparatus; Testing structures by optical methods not otherwise provided for; Testing mechanical properties of optical fibres; Mechanical features associated with the optical testing of optical fibres

Recent Application in this class:
#1
20260126343
2026-05-07

OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE NATIVELY ADAPTED FOR ANGLED POLISHED CONNECTORS

#2
20260003133
2026-01-01

OPTICAL CONNECTOR CONNECTION DETERMINING APPARATUS

#3
20250384757
2025-12-18

MONITORING OPTICAL FIBERS USING A DAS SYSTEM WITH WEATHER SUPPRESSION

#4
20250383259
2025-12-18

OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE CONFIGURABLE FOR INSPECTION OF ANGLED- AND NON-ANGLED-POLISHED CONNECTORS

#5
20250354858
2025-11-20

EFFICIENT METHODS FOR SOLVING CABLE DIVERSITY PUZZLES BY FIBER SENSING TECHNOLOGIES

#6
20250314554
2025-10-09

FACILITATING INSPECTION OF STRUCTURAL FEATURES OF AN OPTICAL CONNECTOR

#7
20250277718
2025-09-04

SHAPE REGISTRATION OF A SHAPE-SENSING ENABLED DEVICE TO AN IMAGING SYSTEM

#8
20250233657
2025-07-17

SYSTEM AND METHOD FOR MAPPING MULTI-STRAND FIBER-OPTIC CABLES

#9
20250224562
2025-07-10

UNIVERSAL CONNECTOR/ADAPTOR FOR FIBER OPTIC CABLES

#10
20250164347
2025-05-22

OPTICAL FIBER BENDING LOSS MEASURING METHOD

#11
20250110016
2025-04-03

INSPECTION METHOD AND INSPECTION DEVICE OF OPTICAL FIBER RIBBON

#12
20240328895
2024-10-03

EXTENDING DAS RANGE IN UNDERSEA CABLES USING LOOPBACKS

#13
20240322904
2024-09-26

A METHOD FOR DETERMINING INFORMATION ASSOCIATED WITH AN OPTICAL COMPONENT SYSTEM

#14
20240280436
2024-08-22

VISUALIZATION DEVICE, VISUALIZATION METHOD, VISUALIZATION PROGRAM

#15
20240241336
2024-07-18

METHOD AND SYSTEM FOR MANUFACTURING OPTICAL FIBER RIBBON

#16
20240240974
2024-07-18

SELF-CORRECTING ASSEMBLABLE OPTICAL FIBER SENSING SYSTEM FOR DISPLACEMENT FIELD AND CORRECTION METHOD THEREOF

#17
20240127684
2024-04-18

MONITORING OPTICAL FIBERS USING A DAS SYSTEM WITH WEATHER SUPPRESSION

#18
20240125671
2024-04-18

MONITORING OPTICAL FIBERS WITH FALSE ALARM SUPPRESSION USING DISSIMILAR ALGORITHMS

#19
20220377231
2022-11-24

Precision non-contact core imaging of fiber optic assemblies

#20
20220334012
2022-10-20

Optical fiber measurement device and method for bending optical fiber

#21
20220281154
2022-09-08

Method and device for testing preforms

#22
20220268664
2022-08-25

POLARITY TEST SYSTEM AND METHOD USED FOR MULTI-FIBER OPTICAL CABLES

#23
20220221373
2022-07-14

Method and device for determining the shape of an optical waveguide, and device for producing training data for a neural network

#24
20220205866
2022-06-30

Extending DAS range in undersea cables using loopbacks

#25
20220164591
2022-05-26

Identification of droplet formation during cable burn testing

#26
20220107273
2022-04-07

Coated fiber optic chemical and radiation sensors

#27
20210372881
2021-12-02

Systems, methods and apparatuses for launching laser beams into multiple fibers and/or combining beams

#28
20210270695
2021-09-02

Fiber optic ferrule inspection tool

#29
20210239568
2021-08-05

Fiber-optic testing source and fiber-optic testing receiver for multi-fiber cable testing

#30
20210072114
2021-03-11

Systems and methods for estimating insertion loss in optical fiber connections and fiber links using data reading apparatus

#31
20200234614
2020-07-23

CONTAINER TAMPER-PROOF PROTECTION BY USE OF PRINTED FIBER OPTICS MANUFACTURING AND INTEGRATED SENSORS

#32
20200096416
2020-03-26

Fiber-optic testing source and fiber-optic testing receiver for multi-fiber cable testing

#33
20200096323
2020-03-26

Apparatus for measuring convergence using FBG sensor and sensitivity and durability regulation method thereof

#34
20200064530
2020-02-27

Waveguide and method of identifying a waveguide that is too severely curved

#35
20200056958
2020-02-20

Nonlinearity measuring method and nonlinearity measuring device

#36
20200011763
2020-01-09

Screening apparatus for optical fiber

#37
20190391041
2019-12-26

Optical fiber endface inspection with optical power measurement

#38
20190339160
2019-11-07

Inspection device of optical fiber unit and method of manufacturing optical fiber unit

#39
20190316988
2019-10-17

Method and apparatus for nondestructive determination of core size of hollow-core photonic bandgap fiber using Fabry-Perot interference

#40
20190316987
2019-10-17

Systems and methods for identification and testing of optical fibers

#41
20190310160
2019-10-10

Testing method and testing device

#42
20190250050
2019-08-15

Shape sensing with multi-core fiber sensor

#43
20190219479
2019-07-18

Optical Fiber Test Apparatus with Combined Light Measurement and Fault Detection

#44
20190196113
2019-06-27

Optical fiber polarity tester

#45
20190010013
2019-01-10

Screening apparatus for optical fiber and screening method for optical fiber

#46
20180368691
2018-12-27

Automated calibration system for a fiber optic probe

#47
20180364029
2018-12-20

Apparatus for measuring convergence using FBG sensor and sensitivity and durability regulation method thereof

#48
20180356324
2018-12-13

OPGW single wire torsional fatigue test method, apparatus and storage medium

#49
20180283985
2018-10-04

Fiber-optic testing source and fiber-optic testing receiver for multi-fiber cable testing

#50
20180259716
2018-09-13

Optical fiber polarity tester

#51
20180238680
2018-08-23

Sensitive optical fiber shape sensing based on shape-related optical polarization evolution

#52
20180203191
2018-07-19

Optical fiber polarity tester

#53
20180180513
2018-06-28

Device for inspecting by interferometry

#54
20180172552
2018-06-21

Optical fiber test apparatus with combined light measurement and fault detection

#55
20180067025
2018-03-08

Apparatus and method for tensile testing

#56
20180058980
2018-03-01

Fiber optic connector termination tool

#57
20180045605
2018-02-15

Method, apparatus and system for minimally intrusive fiber identification

#58
20180022569
2018-01-25

Method for controlling rotation of a winding spool of a proof-testing machine for optical fiber, corresponding system, computer program product and non-transitory computer-readable carrier medium

#59
20180013490
2018-01-11

Method and apparatus for automatic determination of a fiber type

#60
20170345278
2017-11-30

Optical sensor, optical sensor assembly and monitoring device

#61
20170343450
2017-11-30

Devices, systems and methods for use in fiber measurements, such as multi-mode fiber geometry measurements

#62
20170328809
2017-11-16

Devices and methods for characterization of distributed fiber bend and stress

#63
20170205311
2017-07-20

Method of measuring time delays with respect to differential mode delay (DMD) of a multi-mode fiber (MMF) or a few-mode fiber (FMF)

#64
20170131177
2017-05-11

Apparatuses for screen testing an optical fiber and methods for using the same

#65
20170089803
2017-03-30

Method, apparatus and system for minimally intrusive fiber identification

#66
20170082811
2017-03-23

Fiber coupling module

#67
20170082535
2017-03-23

Methods and devices for measuring properties of coatings on optical fibers

#68
20170058565
2017-03-02

Security system with anti-tampering sensors and cybersecurity

#69
20170052091
2017-02-23

Optical frequency domain reflectometry, optical frequency domain reflectometer, and device for measuring position or shape using the same

#70
20170030801
2017-02-02

Interferometric measurement method for angular misalignment, fiber core concentricity and end face polish angle of single fiber connectors and ferrules

#71
20170011667
2017-01-12

Container tamper-proof protection by use of printed fiber optics manufacturing and integrated sensors

#72
20160356976
2016-12-08

Optical fiber tape manufacturing method, abnormality detection method, and manufacturing system

#73
20160356669
2016-12-08

INTEGRATED CAPSTAN AND APPARATUS FOR SCREEN TESTING AN OPTICAL FIBER

#74
20160313211
2016-10-27

End face observation device

#75
20160282250
2016-09-29

Method of inspecting ultraviolet curable resin for optical fiber and method of manufacturing optical fiber

#76
20160259130
2016-09-08

Methodology and design of fixtures for precision alignment of MTP/MPO connectors and MT ferrules in interferometric end-face measurements

#77
20160246011
2016-08-25

Adapter for inspection of fiber optic cables

#78
20160139062
2016-05-19

Method for detecting defects in a rod-shaped transparent object

#79
20160123837
2016-05-05

Devices and methods for characterization of distributed fiber bend and stress

#80
20160116370
2016-04-28

Method, apparatus and system for minimally intrusive fiber identification

#81
20160109326
2016-04-21

Method and optical shield for detecting tampering

#82
20160098913
2016-04-07

Optical sensor, optical sensor assembly and monitoring device

#83
20150323434
2015-11-12

Apparatuses for screen testing an optical fiber and methods for using the same

#84
20150285617
2015-10-08

Method and device for measuring polishing amount of optical fiber component

#85
20150226637
2015-08-13

Method and optical shield for detecting tampering

#86
20150171959
2015-06-18

System and apparatus for inspecting fiber optic cables

#87
20150131988
2015-05-14

Method and apparatus for monitoring mechanical fiber stress of optical fiber spans

#88
20150128706
2015-05-14

Fibre optic sensing

#89
20150093075
2015-04-02

Receiving method and separating apparatus for light outputted from multi-core optical fiber

#90
20150070688
2015-03-12

Systems and methods for inspecting wound optical fiber

#91
20150062564
2015-03-05

Testing performance of optical fibers in the field

#92
20150030295
2015-01-29

Armor element for a flexible line intended to be placed in an expanse of water, and associated flexible line, method and process

#93
20140354978
2014-12-04

Method, apparatus and system for minimally intrusive fiber identification

#94
20140327735
2014-11-06

Portable digital holographic probe for the inspection of optical fiber connectors, and inspection system and method for the same

#95
20140307250
2014-10-16

Light cover or hood for live optical fiber identifier tool

#96
20140252154
2014-09-11

Optical fiber screening test method and optical fiber screening test apparatus

#97
20140216142
2014-08-07

Foreign body inspection in filled containers

#98
20140152979
2014-06-05

QUAD OPTICAL TIME DOMAIN REFLECTOMETER (OTDR)

#99
20140116151
2014-05-01

Optical fibers

#100
20130293874
2013-11-07

Optical light source with controlled launch conditions

#101
20130269455
2013-10-17

Media cross-sectional and axial bend uniformity tester

#102
20130255397
2013-10-03

Optical fiber tensile screening method and device

#103
20130208106
2013-08-15

Device for testing an optic

#104
20130145869
2013-06-13

Automated animal bite simulator for testing cables

#105
20130142491
2013-06-06

Method for checking the correct installation of a bend-insensitive optical cable and optical cable suitable for the method thereof

#106
20130100440
2013-04-25

Optical fiber curvature measuring method

#107
20130021603
2013-01-24

Optical signal inspection device

#108
20120281205
2012-11-08

Method and apparatus for measuring fiber twist by polarization tracking

#109
20120274928
2012-11-01

Method of measuring cutoff wavelength

#110
20120236295
2012-09-20

METHOD OF MEASURING BENDING PERFORMANCE OF OPTICAL FIBER

#111
20120224808
2012-09-06

Receiving method and separating apparatus for light outputted from multi-core optical fiber

#112
20120163753
2012-06-28

METHOD AND APPARATUS FOR CONFIRMING OPTICAL FIBERS CONNECTION IN OPTICAL CONNECTOR

#113
20120092651
2012-04-19

Multimode optical fiber insensitive to bending losses

#114
20110313683
2011-12-22

Coated optical-fiber bend-fatigue and reliability tester

#115
20110261361
2011-10-27

System and method for effective isolation of an interferometer

#116
20110235970
2011-09-29

QUAD OPTICAL TIME DOMAIN REFLECTOMETER (OTDR)

#117
20110235024
2011-09-29

Method, apparatus and system for minimally intrusive fiber identification

#118
20110217004
2011-09-08

Device for bending optical fiber and receiving light for testing

#119
20110199608
2011-08-18

Method for calibrating a device for optical curvature monitoring

#120
20110194102
2011-08-11

Fiber optic building monitoring system

#121
20110158580
2011-06-30

Signal identifying apparatus for an optical fiber

#122
20110146423
2011-06-23

Media cross-sectional and axial bend uniformity tester

#123
20110141458
2011-06-16

Coated Optical Fiber Identifying Apparatus and Coated Optical Fiber Identifying Method

#124
20110102773
2011-05-05

Identification apparatus of optical cable and identification method

#125
20110085159
2011-04-14

Fiber optic end face inspection probe and system

#126
20110074588
2011-03-31

Heat sensitive sensor for flexible waveguides

#127
20100284646
2010-11-11

FIBER OPTIC GRATING MEASURING DEVICE

#128
20100278476
2010-11-04

Component monitoring arrangement

#129
20100266257
2010-10-21

OPTICAL FIBERS

#130
20100158433
2010-06-24

Method and apparatus for measuring fiber twist by polarization tracking

#131
20100091516
2010-04-15

Arrangement comprising a fiber-optic waveguide

#132
20090317074
2009-12-24

Method and apparatus for confirming optical fibers connection in optical connector

#133
20090296018
2009-12-03

Light-emitting device

#134
20090271126
2009-10-29

Method and apparatus for predicting physical contact

#135
20090244524
2009-10-01

Optical power monitoring with robotically moved macro-bending

#136
20090244523
2009-10-01

Optical fiber continuous measurement system

#137
20090220188
2009-09-03

Fault detection system

#138
20090201503
2009-08-13

Torsion Sensor

#139
20090141267
2009-06-04

Optical-fiber-characteristic measuring apparatus and optical-fiber-characteristic measuring method

#140
20090097800
2009-04-16

Multi-fiber ferrules for making physical contact and method of determining same

#141
20080292237
2008-11-27

Methods and apparatuses for obtaining information regarding sensors in optical paths

#142
20080285017
2008-11-20

Fiber damage detection and protection device

#143
20080239295
2008-10-02

Optical power monitoring with robotically moved macro-bending

#144
20080225376
2008-09-18

Acousto-optic modulators for modulating light signals

#145
20080193126
2008-08-14

Spectral measurement apparatus and measurement method utilizing Brillouin scattering

#146
20080192239
2008-08-14

Measurement method of non-circularity of core optical fiber base material and apparatus therefor

#147
20080112676
2008-05-15

Colored optical fiber and evaluation method thereof

#148
20080024769
2008-01-31

Method, apparatus and system for minimally intrusive fiber identification

#149
20070237476
2007-10-11

Lithium niobate coated optical fiber apparatus and method

#150
20070230860
2007-10-04

Lithium-Niobate fiber optic sensor and system

#151
20070189656
2007-08-16

Method and apparatus for the evaluation of polarization mode dispersion in optical fibers

#152
20060110088
2006-05-25

Method, apparatus and system for minimally intrusive fiber identification

#153
20050243308
2005-11-03

Method and a device for bending compensation in intensity-based fibre-optical measuring systems

#154
20050163507
2005-07-28

Optical measuring system with arrayed optical receivers and method thereof

#155
20050041902
2005-02-24

Method, apparatus and system for minimally intrusive fiber identification

#156
20050035279
2005-02-17

Method for determining the cut-off wavelength of an optical fibre as well as a device suitable for that purpose

#157
15381827
2018-01-30

Optical fiber test apparatus with combined light measurement and fault detection

#158
14514965
2016-10-25

Optical-detection systems and methods for determining state of engagement of mating connectors, and equipment incorporating same