ClassID:

173786

G02B6/02009 - CPC Classification

Classification description:

Light guides; Optical fibres with cladding characterised by the core effective area or mode field radius Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres

Sub-classes:
Recent Application in this class:
#1
20260093067
2026-04-02

MULTICORE OPTICAL FIBER WITH LARGE CLADDING DIAMETER AND HIGH MECHANICAL RELIABILITY

#2
20260063837
2026-03-05

OPTICAL FIBER

#3
20260043961
2026-02-12

Optical Fiber Cable and Optical Fiber with Reduced Diameter

#4
20250093574
2025-03-20

OPTICAL FIBER WITH REDUCED ATTENUATION

#5
20240418930
2024-12-19

OPTICAL FIBER AND OPTICAL CABLE

#6
20240280744
2024-08-22

OPTICAL FIBER WITH A LARGE EFFECTIVE AREA

#7
20240255694
2024-08-01

SINGLE-MODE OPTICAL FIBERS WITH LOW CUTOFF WAVELENGTH AND LOW BEND LOSS

#8
20240210616
2024-06-27

OPTICAL FIBER WITH IMPROVED MICROBENDING PERFORMANCE

#9
20240045138
2024-02-08

Reduced diameter optical fiber with improved microbending

#10
20240027679
2024-01-25

OPTICAL FIBER

#11
20240004126
2024-01-04

OPTICAL FIBER

#12
20230341632
2023-10-26

Multicore fiber connectivity using different mode field diameters

#13
20230324602
2023-10-12

OPTICAL FIBERS WITH IMPROVED BEND PERFORMANCE AND MANUFACTURING METHOD THEREOF

#14
20230266525
2023-08-24

OPTICAL FIBER WITH INVERSE TRIANGULAR TRENCH DESIGN

#15
20230266523
2023-08-24

Optical fiber

#16
20230244028
2023-08-03

Optical fiber

#17
20230204849
2023-06-29

Trench assisted multi-core optical fiber with reduced crosstalk

#18
20230176277
2023-06-08

Large-effective-mode-area low-loss optical fiber with optimized cladding components

#19
20220397732
2022-12-15

Coated optical fiber, optical fiber cable, and coated optical fiber ribbon

#20
20220187531
2022-06-16

Low moat volume single mode ultra-low loss fiber

#21
20220026629
2022-01-27

Low cross-talk multicore optical fiber for single mode operation

#22
20220011505
2022-01-13

Optical fiber

#23
20220011503
2022-01-13

Optical fiber with inverse triangular trench design

#24
20210364690
2021-11-25

Optical fiber with dual trench design

#25
20210356657
2021-11-18

Optical fiber

#26
20210356655
2021-11-18

Single mode optical fibers with low cutoff wavelength high mechanical reliability

#27
20210294029
2021-09-23

Reduced diameter optical fiber with improved microbending

#28
20210263215
2021-08-26

Optical fiber cable with high fiber count

#29
20210208335
2021-07-08

Reduced radius optical fiber with high mechanical reliability

#30
20210157048
2021-05-27

Optical fiber with low macrobend loss at large bend diameter

#31
20210088720
2021-03-25

Thermally resistant radiation curable coatings for optical fiber

#32
20210072462
2021-03-11

Optical system comprising chlorine doped mode field expanded optical fibers

#33
20210063635
2021-03-04

Fiber amplifier system resistance to nonlinear spectral broadening and decoherence

#34
20210033782
2021-02-04

Cut-off shifted optical fibre with large effective area

#35
20210033781
2021-02-04

Cutoff shifted optical fibre

#36
20210011219
2021-01-14

Method of splicing optical fibers and structure of spliced optical fiber

#37
20200319398
2020-10-08

Bending-loss insensitive single mode fibre, with a shallow trench, and corresponding optical system

#38
20200292750
2020-09-17

OPTICAL FIBER

#39
20200284976
2020-09-10

Low diameter optical fiber

#40
20200278492
2020-09-03

Optical fiber

#41
20200249393
2020-08-06

Optical fiber

#42
20200225404
2020-07-16

Optical fiber cable with high fiber count

#43
20200166700
2020-05-28

Thermally resistant radiation curable coatings for optical fiber

#44
20200116925
2020-04-16

Optical fiber and optical transmission system

#45
20200056958
2020-02-20

Nonlinearity measuring method and nonlinearity measuring device

#46
20200012042
2020-01-09

Optical fiber manufacturing method using relative bulk densities

#47
20190331850
2019-10-31

Small diameter low attenuation optical fiber

#48
20190331849
2019-10-31

Small outer diameter low attenuation optical fiber

#49
20190302354
2019-10-03

Single mode LMA (large mode area) fiber

#50
20190288474
2019-09-19

LMA fibers for suppression of thermal mode instability

#51
20190235160
2019-08-01

Spun round core fiber

#52
20190146150
2019-05-16

Optical fiber for applications requiring high system optical signal-to-noise ratio performance and low degradation from nonlinear impairments

#53
20190067895
2019-02-28

Polarization maintaining, large mode area (PMVLMA) erbium-doped optical fiber and amplifier

#54
20190049663
2019-02-14

Optical fiber and method of manufacturing the same

#55
20190025503
2019-01-24

Optical fiber and method of manufacturing the same

#56
20180375578
2018-12-27

Few-mode optical fiber

#57
20180375280
2018-12-27

Active LMA optical fiber and laser system using the same

#58
20180372946
2018-12-27

High-bandwidth bend-insensitive multimode optical fiber

#59
20180335565
2018-11-22

Low bend loss single mode optical fiber with chlorine updoped cladding

#60
20180314071
2018-11-01

Composite graded-index fiber mode field adaptor for high-aspect-ratio core optical fibers

#61
20180252866
2018-09-06

Low-loss and low-bend-loss optical fiber

#62
20180203184
2018-07-19

Low diameter optical fiber

#63
20180172902
2018-06-21

Photonic crystal fiber

#64
20180128971
2018-05-10

Low diameter optical fiber

#65
20180128968
2018-05-10

Single-mode optical fiber with ultra low attenuation and large effective area

#66
20180128967
2018-05-10

Single mode optical fiber with ultra-low attenuation and bend insensibility

#67
20180095219
2018-04-05

Low bend loss single mode optical fiber with bromine up-doped cladding

#68
20180052278
2018-02-22

Optical fiber design method

#69
20180039020
2018-02-08

Single-mode fiber with ultra low attenuation

#70
20180039019
2018-02-08

Bending-insensitive single-mode fiber with ultra low attenuation

#71
20180031762
2018-02-01

Single mode optical fiber with chlorine doped core and low bend loss

#72
20180031761
2018-02-01

Low loss single mode fiber with chlorine doped core

#73
20180031760
2018-02-01

Single-mode large effective area optical fibers

#74
20180024291
2018-01-25

Low bend loss single mode optical fiber with chlorine updoped cladding

#75
20180011243
2018-01-11

Spun round core fiber

#76
20170343731
2017-11-30

Large core holey fibers

#77
20170343730
2017-11-30

Single mode propagation in fibers and rods with large leakage channels

#78
20170336558
2017-11-23

Optical fiber and method of manufacturing the same

#79
20170322370
2017-11-09

Glass large-core optical fibers

#80
20170297947
2017-10-19

Methods of making an optical fiber, and optical fiber

#81
20170242209
2017-08-24

OPTICAL FIBER AND OPTICAL FIBER RIBBON

#82
20170219769
2017-08-03

Optical fiber span with low differential mode delay

#83
20170176673
2017-06-22

Bromine-doped optical fiber

#84
20170153375
2017-06-01

Optical fiber and light source device

#85
20170097465
2017-04-06

OPTICAL FIBER WITH LARGE EFFECTIVE AREA AND LOW BENDING LOSS

#86
20170075061
2017-03-16

Low bend loss single mode optical fiber with chlorine updoped cladding

#87
20170010410
2017-01-12

Spun round core fiber

#88
20160380403
2016-12-29

Two-ended pumping of a composite fiber optic amplifier

#89
20160341899
2016-11-24

Pigtail fiber module

#90
20160306107
2016-10-20

Optical fiber with large mode field diameter and low microbending losses

#91
20160291247
2016-10-06

Single mode propagation in fibers and rods with large leakage channels

#92
20160282553
2016-09-29

OPTICAL FIBER WITH MOSAIC FIBER

#93
20160268756
2016-09-15

Suppression of stimulated Brillouin scattering in higher-order-mode optical fiber amplifiers

#94
20160245989
2016-08-25

Polarizing and polarization maintaining leakage channel fibers

#95
20160216442
2016-07-28

Low diameter optical fiber

#96
20160025924
2016-01-28

Single mode propagation in microstructured optical fibers

#97
20150316716
2015-11-05

Optical fiber with distributed bend compensated filtering

#98
20150301277
2015-10-22

Optical fiber with large effective area

#99
20150301276
2015-10-22

Single mode optical fiber with large effective area

#100
20150268413
2015-09-24

Polarization-maintaining optical fiber

#101
20150255657
2015-09-10

WAVEGUIDE ASSISTED SOLAR ENERGY HARVESTING

#102
20150241628
2015-08-27

Glass large-core optical fibers

#103
20150185377
2015-07-02

On-chip diffraction grating prepared by crystallographic wet-etch

#104
20150036701
2015-02-05

Large core holey fibers

#105
20140362878
2014-12-11

Mode filter with refractive index modification

#106
20140328566
2014-11-06

Optical fiber with large mode field diameter and low microbending losses

#107
20140314372
2014-10-23

Suppression of stimulated brillouin scattering in higher-order-mode optical fiber amplifiers

#108
20140169748
2014-06-19

Optimized ultra large area optical fibers

#109
20140010246
2014-01-09

Structured double-sheath fiber

#110
20130302000
2013-11-14

Multi-mode optical fiber

#111
20130294728
2013-11-07

Multi-function beam delivery fibers and related system and method

#112
20130251324
2013-09-26

Large mode area optical fibers with bend compensation

#113
20130251323
2013-09-26

Optical fiber, optical transmission system, and method for measuring optical fiber

#114
20130216176
2013-08-22

Sensing systems and few-mode optical fiber for use in such systems

#115
20130209046
2013-08-15

Sold photonic band gap fiber, fiber module using sold photonic band gap fiber, fiber amplifier, and fiber laser

#116
20130142481
2013-06-06

Method and apparatus for fiber delivery of high power laser beams

#117
20130089112
2013-04-11

Large core holey fibers

#118
20130064554
2013-03-14

Optical transmission using few-mode fibers

#119
20120250157
2012-10-04

On-chip diffraction grating prepared by crystallographic wet-etch

#120
20120238821
2012-09-20

OPTICAL CONNECTOR AND ENDOSCOPE SYSTEM

#121
20120188632
2012-07-26

Glass large-core optical fibers

#122
20120099609
2012-04-26

Single mode propagation in fibers and rods with large leakage channels

#123
20120093461
2012-04-19

Production of optical pulses at a desired wavelength utilizing higher-order-mode (HOM) fiber

#124
20120069428
2012-03-22

Single-mode propagation in microstructured optical fibers

#125
20120038909
2012-02-16

Optical pulse test apparatus and method of testing optical transmission path

#126
20110249321
2011-10-13

Signal and pump mode-field adaptor for double-clad fibers and associated method

#127
20110249320
2011-10-13

High beam quality and high average power from large-core-size optical-fiber amplifiers

#128
20110232211
2011-09-29

Waveguide assisted solar energy harvesting

#129
20110199676
2011-08-18

Confocal microscope

#130
20110188823
2011-08-04

Non-zero dispersion shifted optical fiber having a short cutoff wavelength

#131
20110141555
2011-06-16

Auto-cladded multi-core optical fibers

#132
20100322575
2010-12-23

Single mode propagation in fibers and rods with large leakage channels

#133
20100157418
2010-06-24

Glass large-core optical fibers

#134
20100150507
2010-06-17

HOLEY FIBER

#135
20100100006
2010-04-22

Production of optical pulses at a desired wavelength using soliton self-frequency shift

#136
20100086251
2010-04-08

Production of optical pulses at a desired wavelength using soliton self-frequency shift in higher-order-mode fiber

#137
20100054661
2010-03-04

Production of optical pulses at a desired wavelength utilizing higher-order-mode (HOM) fiber

#138
20100046898
2010-02-25

Large mode area fiber amplifiers with reduced stimulated brillouin scattering

#139
20100043497
2010-02-25

OPTICAL FIBER FOR WDM SYSTEM AND MANUFACTURING METHOD THEREOF

#140
20100027951
2010-02-04

Low bend loss single mode optical fiber

#141
20090116800
2009-05-07

Large mode area fiber amplifiers with reduced stimulated brillouin scattering

#142
20090110355
2009-04-30

Strain-managed optical waveguide assemblies and methods of forming same

#143
20090067775
2009-03-12

Fiber optic chemical sensor

#144
20090059353
2009-03-05

Large-mode-area optical fibers with reduced bend distortion

#145
20090056379
2009-03-05

Optical elements and methods of making optical elements

#146
20090052852
2009-02-26

Holey fiber taper with selective transmission for fiber optic sensors and method for manufacturing the same

#147
20090041064
2009-02-12

Higher Order Mode Optical Fiber Laser or Amplifier

#148
20080292257
2008-11-27

Optical fiber and optical transmission line and optical communication system including such optical fiber

#149
20080273850
2008-11-06

Optical fiber and optical-fiber transmission line

#150
20080144673
2008-06-19

FIBER LASER WITH LARGE MODE AREA FIBER

#151
20080138011
2008-06-12

Production of optical pulses at a desired wavelength utilizing higher-order-mode (HOM) fiber

#152
20080069506
2008-03-20

Optical fibers for high power applications

#153
20080063349
2008-03-13

Optical fiber and optical transmission line and optical communication system including such optical fiber

#154
20080056658
2008-03-06

Low bend loss optical fiber with deep depressed ring

#155
20080056656
2008-03-06

Large core holey fibers

#156
20080013906
2008-01-17

Optical fiber, transmission system, and wavelength division multiplexing system

#157
20070206900
2007-09-06

Ring core fiber

#158
20070147751
2007-06-28

Optical fiber with specialized index profile to compensate for bend-induced distortions

#159
20070009218
2007-01-11

Optical fiber and optical transmission line and optical communication system including such optical fiber

#160
20070008994
2007-01-11

Method and configurations in achieving high energy operation for photonic band gap (PGB) fiber with end caps

#161
20060263024
2006-11-23

Single mode propagation in fibers and rods with large leakage channels

#162
20060263018
2006-11-23

Optical fiber for amplification, optical amplifying apparatus, light source apparatus, photo-therapy apparatus, and exposure apparatus

#163
20060257085
2006-11-16

Fiberoptics, fiberoptic transmission line and optical transmission system

#164
20060245714
2006-11-02

Fiber optic article including fluorine

#165
20060222308
2006-10-05

Optical fiber suitable for high-speed large-scale wdm system, optical transmission line and optical transmission system using the same

#166
20060204190
2006-09-14

Large mode-area microstructure optical fiber

#167
20060198589
2006-09-07

Optical fiber and optical interconnection system

#168
20060110112
2006-05-25

Optical fiber for WDM system and manufacturing method thereof

#169
20060093297
2006-05-04

Single-mode optical fiber

#170
20060062534
2006-03-23

Dispersion compensating optical fiber and dispersion compensating optical fiber module

#171
20060039665
2006-02-23

Optical fiber

#172
20060029344
2006-02-09

Fiber optic article including fluorine

#173
20060018614
2006-01-26

High performance dispersion compensating optical fibers and manufacturing method for the same

#174
20050185905
2005-08-25

Dispersion correction fiber, transmission system and method of operating same

#175
20050168803
2005-08-04

Raman fiber amplifier communication systems

#176
20050157998
2005-07-21

Large core holey fibers

#177
20050157994
2005-07-21

Optical fiber and optical transmission line and optical communication system including such optical fiber

#178
20050123257
2005-06-09

Optical fiber of complex index profile

#179
20050100295
2005-05-12

High performance dispersion compensating optical fibers and manufacturing method for the same

#180
20050094952
2005-05-05

Optical coupler comprising multimode fibers and method of making the same

#181
20050069270
2005-03-31

Large mode field diameter optical fiber

#182
20050013571
2005-01-20

Large effective area, low kappa, dispersion compensating optical fiber and telecommunication span including same

#183
14857032
2017-01-03

Single mode large mode area optical fiber coil