ClassID:

87348

C03B2201/31 - CPC Classification

Classification description:

Type of glass produced; Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium

Recent Application in this class:
#1
20240230986
2024-07-11

OPTICAL FIBER AND METHOD OF MANUFACTURING OPTICAL FIBER

#2
20230278907
2023-09-07

OPTICAL FIBER GLASS PREFORM AND METHOD FOR MANUFACTURING OPTICAL FIBER GLASS PREFORM

#3
20230212057
2023-07-06

OPTICAL FIBER MANUFACTURING METHOD AND APPARATUS

#4
20230167002
2023-06-01

OPTICAL FIBERS AND METHOD OF MAKING THE SAME

#5
20230023064
2023-01-26

METHOD FOR MANUFACTURING OPTICAL FIBER GLASS PREFORM

#6
20230020384
2023-01-19

Optical fiber glass preform and method for manufacturing optical fiber glass preform

#7
20220127181
2022-04-28

Manufacturing apparatus and manufacturing method of porous glass base material

#8
20220077643
2022-03-10

Optical fiber with variable absorption

#9
20210373228
2021-12-02

Optical fiber and method of manufacturing optical fiber

#10
20210364692
2021-11-25

Optical fiber and method of manufacturing optical fiber

#11
20210309558
2021-10-07

Method and apparatus for reproducibly producing a preform for glass fiber manufacture

#12
20210294030
2021-09-23

Optical fiber and method for manufacturing optical fiber

#13
20200225408
2020-07-16

Optical device and method for manufacturing optical device

#14
20200199008
2020-06-25

Method for Manufacturing Optical Fiber Base Material and Optical Fiber Base Material

#15
20200127435
2020-04-23

Optical tube waveguide lasing medium and related method

#16
20200048137
2020-02-13

Optical fiber, method for manufacturing optical fiber, and optical fiber preform

#17
20190317380
2019-10-17

OPTICAL DEVICE, METHOD FOR MANUFACTURING OPTICAL DEVICE, AND WAVELENGTH CONVERSION METHOD

#18
20190169064
2019-06-06

OPTICAL FIBER PREFORM PRODUCTION METHOD AND OPTICAL FIBER PRODUCTION METHOD

#19
20190084865
2019-03-21

Method for manufacturing a preform for optical fibers

#20
20190072714
2019-03-07

LAYERED GLASS STRUCTURES

#21
20190063962
2019-02-28

Optical Fiber

#22
20190056249
2019-02-21

Rayleigh scattering based distributed fiber sensors with optimized scattering coefficients

#23
20180305237
2018-10-25

Method for efficiently preparing doped optical fibre preform and doped optical fibre preform

#24
20180299616
2018-10-18

Optical device including poled crystal region and amorphous region

#25
20180265395
2018-09-20

Method of manufacturing preforms for optical fibres having low attenuation loss

#26
20180095219
2018-04-05

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

#27
20180044234
2018-02-15

Fiber Bragg Gratings in Carbon-Coated Optical Fibers and Techniques for Making Same

#28
20170363806
2017-12-21

Methods of manufacturing wide-band multi-mode optical fibers and core preforms for the same using specific fluorine doping parameter and 850 nm alpha profile

#29
20170240454
2017-08-24

Layered glass structures

#30
20170235045
2017-08-17

Low attenuation fiber with stress relieving layer and a method of making such

#31
20170219770
2017-08-03

Low attenuation fiber with viscosity matched core and inner clad

#32
20170205574
2017-07-20

Optical fiber and method of producing an optical fiber

#33
20170176673
2017-06-22

Bromine-doped optical fiber

#34
20170101339
2017-04-13

Method of assembling optical fiber preforms

#35
20170101335
2017-04-13

Method to prevent cracks in optical fiber preforms

#36
20160361779
2016-12-15

Fiber Bragg gratings in carbon-coated optical fibers and techniques for making same

#37
20160299289
2016-10-13

Low attenuation fiber with stress relieving layer and a method of making such

#38
20160168007
2016-06-16

Method of making an optical fiber preform and handle for use in making of optical fiber preform

#39
20160152510
2016-06-02

Method of making updoped cladding by using silicon tertrachloride as the dopant

#40
20160152504
2016-06-02

Low scattering silica glass and method for heat-treating silica glass

#41
20160124143
2016-05-05

Hydrogen-resistant optical fiber

#42
20160075591
2016-03-17

Optical fibers and preforms with one step fluorine trench and overclad and methods for making the same

#43
20160009588
2016-01-14

Optical fiber with reducing hydrogen sensitivity

#44
20150370010
2015-12-24

Low attenuation fiber with viscosity matched core and inner clad

#45
20150336837
2015-11-26

Apparatus and method for carrying out a plasma deposition process

#46
20150316712
2015-11-05

Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same

#47
20150315061
2015-11-05

Multi-core optical fiber ribbons and methods for making the same

#48
20150299024
2015-10-22

Tubular semifinished product for producing an optical fiber

#49
20150285993
2015-10-08

Fiber bragg gratings in carbon-coated optical fibers and techniques for making same

#50
20150253499
2015-09-10

Broadband multi-mode optical fibers with flat-zone in dopant concentration profile

#51
20150225280
2015-08-13

Method of making updoped cladding by using silicon tertrachloride as the dopant

#52
20150139600
2015-05-21

Method of producing preform for coupled multi-core fiber, method of producing coupled multi-core fiber, and coupled multi-core fiber

#53
20150043880
2015-02-12

Methods for producing a semifinished part for the manufacture of an optical fiber which is optimized in terms of bending

#54
20150043879
2015-02-12

System and method for compensating for distortions in optical fibers

#55
20150023642
2015-01-22

High bandwidth MMF and method of making

#56
20150017440
2015-01-15

Quartz glass tube as a semi-finished product for an optical component

#57
20140341520
2014-11-20

Multimode optical fibre

#58
20140322456
2014-10-30

PCVD method for manufacturing a primary preform for optical fibers

#59
20140283557
2014-09-25

Quartz glass manufacturing method using hydrogen obtained by vaporizing liquid hydrogen

#60
20140233900
2014-08-21

Microstructured optical fibre having a large core and a flattened fundamental mode, production method thereof and use of same in laser microfabrication

#61
20140056596
2014-02-27

Optical fiber and optical transmission system

#62
20130323414
2013-12-05

Accelerated aging of phosphorus-doped optical fibers

#63
20130302001
2013-11-14

Low-loss optical fiber over wide wavelength range and method of manufacturing the same

#64
20130272670
2013-10-17

Low macrobending loss single-mode optical fibre

#65
20130243379
2013-09-19

Multi-mode optical fiber

#66
20130239623
2013-09-19

Methods for making active laser fibers

#67
20130116108
2013-05-09

Silica glass having improved properties

#68
20130089296
2013-04-11

Multi-mode optical fiber

#69
20130081429
2013-04-04

Method of manufacturing optical fiber base material and method of manufacturing optical fiber

#70
20130044989
2013-02-21

Method of producing preform for coupled multi-core fiber, method of producing coupled multi-core fiber, and coupled multi-core fiber

#71
20130034322
2013-02-07

OPTICAL WAVEGUIDE AND SEMIFINISHED PRODUCT FOR THE PRODUCTION OF AN OPTICAL WAVEGUIDE HAVING OPTIMIZED DIFFRACTION PROPERTIES

#72
20130029038
2013-01-31

Method of making a multimode optical fiber

#73
20120324960
2012-12-27

Method and tubular semifinished product for producing an optical fiber

#74
20120321891
2012-12-20

MANUFACTURING METHOD OF POROUS SILICA BODY, MANUFACTURING METHOD OF OPTICAL FIBER PREFORM, POROUS SILICA BODY, AND OPTICAL FIBER PREFORM

#75
20120263428
2012-10-18

Large mode field active optical fiber and manufacture method thereof

#76
20120240636
2012-09-27

Method of manufacturing an optical fibre, preform and optical fibre

#77
20120224254
2012-09-06

Rare-earth-doped amplifying optical fiber

#78
20120201504
2012-08-09

Method for fabricating rare earth (RE) doped optical fiber using a new codopant

#79
20120144869
2012-06-14

GLASS OPTICAL WAVEGUIDES INCORPORATING MATERIALS OF INTEREST AND METHODS OF FABRICATING THE SAME

#80
20120134376
2012-05-31

Radiation-Insensitive Optical Fiber Doped with Rare Earths

#81
20120125053
2012-05-24

Method of manufacturing optical fiber with selected draw tension

#82
20120114292
2012-05-10

Multi-core optical fiber ribbons and methods for making the same

#83
20120093471
2012-04-19

Low loss optical fiber designs for confining optical power to low-doped regions

#84
20120069858
2012-03-22

Photodarkening resistant optical fibers and fiber lasers incorporating the same

#85
20120049393
2012-03-01

Aerosol generator

#86
20120033924
2012-02-09

Low loss optical fiber designs and methods for their manufacture

#87
20120014654
2012-01-19

OPTICAL FIBER AND METHOD FOR MANUFACTURING SAME

#88
20110286710
2011-11-24

Single mode optical fiber

#89
20110280532
2011-11-17

Optical fiber manufacturing method and optical fiber

#90
20110268399
2011-11-03

Optical fiber with differential birefringence mechanism

#91
20110256329
2011-10-20

Near net fused silica articles and method of making

#92
20110247369
2011-10-13

Internal vapour deposition process

#93
20110247368
2011-10-13

Internal vapour deposition process

#94
20110211797
2011-09-01

Optical fiber with increased mechanical strength

#95
20110206331
2011-08-25

Multi-core optical fiber

#96
20110176783
2011-07-21

Optical fiber and method for fabricating the same

#97
20110162413
2011-07-07

Method of manufacturing optical fiber base material

#98
20110138861
2011-06-16

OPTICAL FIBER MANUFACTURING METHOD AND APPARATUS

#99
20110116160
2011-05-19

Rare-earth-doped optical fiber having small numerical aperture

#100
20110107797
2011-05-12

Optical fiber preform manufacturing method and optical fiber preform manufacturing device

#101
20110100062
2011-05-05

Refraction-sensitive optical fiber, quartz glass tube as a semi-finished product for the manufacture-thereof and method for the manufacture of the fiber

#102
20110085770
2011-04-14

Single mode optical fiber with depressed trench

#103
20110080590
2011-04-07

METHOD OF MANUFACTURING PREFORM FOR OPTICAL WAVEGUIDE

#104
20110058780
2011-03-10

Single-mode fiber and production method thereof

#105
20110036124
2011-02-17

Silica-based single core optical fiber, silica-based multi core optical fiber, and fabrication method for the same

#106
20100310219
2010-12-09

Microstructured transmission optical fiber

#107
20100276822
2010-11-04

RARE EARTH-DOPED CORE OPTICAL FIBER AND MANUFACTURING METHOD THEREOF

#108
20100238538
2010-09-23

Optical fiber amplifier and methods of making the same

#109
20100220965
2010-09-02

Optical fiber structure and a method of producing thereof

#110
20100195964
2010-08-05

Optical fiber and a method for making such

#111
20100189928
2010-07-29

Method for manufacturing an optical fiber preform

#112
20100189398
2010-07-29

Optical fiber preform

#113
20100180640
2010-07-22

Method and system for manufacturing an optical fiber preform

#114
20100180639
2010-07-22

Method and system for manufacturing an optical fiber preform

#115
20100142033
2010-06-10

Ionizing radiation-resistant optical fiber amplifier

#116
20100118388
2010-05-13

Amplifying optical fiber and method of manufacturing

#117
20100071420
2010-03-25

Optical fiber preform fabricating method

#118
20100067859
2010-03-18

Single mode optical fiber

#119
20100011813
2010-01-21

QUARTZ GLASS MANUFACTURING METHOD AND QUARTZ GLASS MANUFACTURING APPARATUS

#120
20090317042
2009-12-24

Rare earth-doped core optical fiber and manufacturing method thereof

#121
20090310925
2009-12-17

Pure silica core, high birefringence, single polarization optical waveguide

#122
20090272716
2009-11-05

Process for preparing an optical preform

#123
20090245742
2009-10-01

Silica-based single core optical fiber, silica-based multi core optical fiber, and fabrication method for the same

#124
20090232463
2009-09-17

Low loss optical fiber designs for confining optical power to low-doped regions

#125
20090214769
2009-08-27

Accelerated aging of phosphorus-doped optical fibers

#126
20090169150
2009-07-02

Fiber Bragg grating and fabrication method

#127
20090126407
2009-05-21

Methods for making optical fiber preforms and microstructured optical fibers

#128
20090116809
2009-05-07

Amplifying optical fiber operating at a wavelength in the range of 1000-1700 nm, methods of fabricating the same, and fiber laser

#129
20090104362
2009-04-23

Organic-inorganic hybrid material, hybrid film derived therefrom, and method for preparing the same

#130
20090060433
2009-03-05

Optical fiber

#131
20090052853
2009-02-26

Holey fiber and method of manufacturing the same

#132
20090034926
2009-02-05

Holey fiber and method of manufacturing the same

#133
20090032983
2009-02-05

Method of making an optical fiber having voids

#134
20090019894
2009-01-22

Method for manufacturing a multimode optical fibre

#135
20090011233
2009-01-08

Optically active glass and optical fiber with reduced photodarkening and method for reducing photodarkening

#136
20090004404
2009-01-01

Method for manufacturing a preform for optical fibres by means of a vapour deposition process

#137
20090003787
2009-01-01

METHOD FOR MANUFACTURING A PREFORM AS WELL AS A METHOD FOR FORMING OPTICAL FIBRES FROM SUCH A PREFORM

#138
20080287279
2008-11-20

Glasses having low OH, OD levels

#139
20080285927
2008-11-20

Single Mode Optical Fiber Having Reduced Macrobending and Attenuation Loss and Method for Manufacturing the Same

#140
20080274300
2008-11-06

Apparatus for carrying out plasma chemical vapour deposition and method of manufacturing an optical preform

#141
20080260339
2008-10-23

Manufacture of depressed index optical fibers

#142
20080151254
2008-06-26

Pure silica core, high birefringence, single polarization optical waveguide

#143
20080132150
2008-06-05

Polishing method for extreme ultraviolet optical elements and elements produced using the method

#144
20080080823
2008-04-03

Rare earth doped optical fiber

#145
20080063347
2008-03-13

Method for the manufacture of optical fibers and improved optical fibers

#146
20080050079
2008-02-28

Low attenuation optical fiber and its producing method in MCVD

#147
20080050075
2008-02-28

Multi-wavelength, multimode optical fibers

#148
20080038524
2008-02-14

Selective Doping of a Material

#149
20080031582
2008-02-07

Method for manufacturing an optical fiber preform

#150
20080028798
2008-02-07

Method of making glass

#151
20080025679
2008-01-31

Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the same

#152
20080013901
2008-01-17

Macro-bending insensitive optical fiber

#153
20070289532
2007-12-20

Apparatus for effecting plasma chemical vapor deposition (PCVD)

#154
20070289333
2007-12-20

Method of fabricating optical fiber or optical device doped with reduced metal ion and/or rare earth ion

#155
20070269175
2007-11-22

Optical fiber with plurality of air holes and stress rods

#156
20070266738
2007-11-22

Method of making an optical fiber

#157
20070218290
2007-09-20

Method for Doping Material and Doped Material

#158
20070204657
2007-09-06

Manufacture of depressed index optical fibers

#159
20070177846
2007-08-02

Rare earth doped double clad optical fiber with plurality of air holes and stress rods

#160
20070172182
2007-07-26

Multimode optical fiber for high rate LAN, method for manufacturing the same, and test bed thereof

#161
20070147753
2007-06-28

Optical fiber and method for fabricating same

#162
20070137257
2007-06-21

Apparatus and method for fabricating glass bodies using an aerosol delivery system

#163
20070137256
2007-06-21

Methods for optical fiber manufacture

#164
20070127878
2007-06-07

Single mode optical fiber

#165
20070104437
2007-05-10

Microstructured optical fibers and methods

#166
20070089462
2007-04-26

Optical fiber

#167
20070003198
2007-01-04

Low loss optical fiber designs and methods for their manufacture

#168
20060263019
2006-11-23

Multimode optical fiber

#169
20060239627
2006-10-26

Microstructured optical fibre

#170
20060230793
2006-10-19

Method for manufacturing an optical fiber preform by mcvd

#171
20060213230
2006-09-28

METHOD OF MANUFACTURING MICROSTRUCTURED OPTICAL FIBER

#172
20060204189
2006-09-14

Manufacturing method of optical fiber preform, manufacturing method of optical fiber, and optical fiber

#173
20060198591
2006-09-07

Optical fiber, method for manufacturing same and optical transmission channel

#174
20060185398
2006-08-24

Method for fabricating a multimode optical fiber preform having longitudinal uniformity

#175
20060179888
2006-08-17

Manufacture of optical fibers using enhanced doping

#176
20060179879
2006-08-17

Adjusting expansivity in doped silica glasses

#177
20060140565
2006-06-29

Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the same

#178
20060140560
2006-06-29

Optical fiber and a method for fabricating a low polarization-mode dispersion and low attenuation optical fiber

#179
20060130530
2006-06-22

Method of doping silica glass with an alkali metal, and optical fiber precursor formed therefrom

#180
20060130528
2006-06-22

Method of making a hole assisted fiber device and fiber preform

#181
20060120678
2006-06-08

Optical fiber with micro-structured cladding

#182
20060104582
2006-05-18

Fabrication of microstructured optical fibre

#183
20060088262
2006-04-27

Rare earth doped single polarization double clad optical fiber with plurality of air holes

#184
20060088261
2006-04-27

Rare earth doped single polarization double clad optical fiber and a method for making such fiber

#185
20060078009
2006-04-13

Optical fiber, optical fiber amplifier, and optical fiber laser light source

#186
20060045446
2006-03-02

Optical fiber with birefringence and large mode field diameter

#187
20060002672
2006-01-05

Multimode optical fiber for high rate LAN, method for manufacturing the same, and test bed thereof

#188
20050284184
2005-12-29

Methods for optical fiber manufacture

#189
20050284183
2005-12-29

Fiber optic cable and process for manufacturing

#190
20050276555
2005-12-15

Glass-body-producing method and optical glass body and optical fiber

#191
20050274151
2005-12-15

Method of manufacturing single mode optical fiber

#192
20050271347
2005-12-08

Optical fiber and method for making such fiber

#193
20050262876
2005-12-01

Method for plasma overcladding a fluorine-doped optical fiber preform tube

#194
20050259932
2005-11-24

Optical fiber and a method for manufacturing same

#195
20050241341
2005-11-03

Method for the preparation of doped oxide material

#196
20050229639
2005-10-20

Optical fiber preform, method for manufacturing thereof, and optical fiber obtained by drawing thereof

#197
20050223747
2005-10-13

Method for making low loss optical fiber

#198
20050201699
2005-09-15

Low loss optical fiber and method for making same

#199
20050199013
2005-09-15

Use of amorphous carbon film as a hardmask in the fabrication of optical waveguides

#200
20050191019
2005-09-01

Low water peak optical waveguide fiber

#201
20050180709
2005-08-18

Optical fiber having reduced residual stress discontinuity

#202
20050168803
2005-08-04

Raman fiber amplifier communication systems

#203
20050163443
2005-07-28

Method of controllably doping a glassy optical preform with water

#204
20050158006
2005-07-21

Double clad rare earth doped fiber

#205
20050152653
2005-07-14

Method of manufacturing optical fiber preform using modified chemical vapor deposition including dehydration and dechlorination process and optical fiber manufactured by the method

#206
20050135762
2005-06-23

Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the same

#207
20050092029
2005-05-05

Method of fabricating optical fiber or optical device doped with reduced metal ion and/or rare earth ion

#208
20050089289
2005-04-28

Optical fiber, method for manufacturing same and optical transmission channel

#209
20050084222
2005-04-21

Preform for producing an optical fiber and method therefor

#210
20050081566
2005-04-21

Method for manufacturing a bar-shaped preform as well as a method for manufacturing optical fibres from such a bar-shaped preform

#211
20050069638
2005-03-31

System for forming a gas flow of reactants for a doped glass material

#212
20050063663
2005-03-24

Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same

#213
20050063654
2005-03-24

Low loss optical fiber and method for fabricating an optical fiber preform

#214
20050063653
2005-03-24

Multimode optical fibre having a refractive index profile, optical communication system using same and method for manufacturing such a fibre

#215
20050044893
2005-03-03

Process for making low-OH glass articles and low-OH optical resonator

#216
20050022562
2005-02-03

Isotopically altered optical fiber

#217
20050019504
2005-01-27

High rate deposition for the formation of high quality optical coatings

#218
20050005648
2005-01-13

Method and apparatus for fabricating an optical fiber preform in ovd

#219
20050000253
2005-01-06

Method of manufacture of low water peak single mode optical fiber