ClassID:

215481

H01S3/06729 - CPC Classification

Classification description:

Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range; Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium; Construction or shape of active medium; Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength; Fibre lasers; Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering Peculiar transverse fibre profile

Recent Application in this class:
#1
20260118573
2026-04-30

HOLLOW-CORE OPTICAL FIBERS

#2
20250350362
2025-11-13

Enhanced Optical Signal Communication via Hollow Core Fibers

#3
20250327905
2025-10-23

PULSED FIBER-LASER ARCHITECTURE

#4
20250149843
2025-05-08

PEDESTAL-FREE, THULIUM-DOPED OPTICAL FIBER

#5
20250079787
2025-03-06

PERFORMANCE ENHANCEMENT OF YTTERBIUM-DOPED FIBER AMPLIFIER EMPLOYING A DUAL-STAGE IN-BAND ASYMMETRICAL PUMPING

#6
20250062585
2025-02-20

SPECIALIZED OPTICAL FIBER CLADDING FOR SUPPRESSING MODE COUPLING DURING TAPERING

#7
20240396283
2024-11-28

ALL FIBER ADJUSTABLE BEAM SHAPING

#8
20240332887
2024-10-03

FIBER FOR OPTICAL POWER AMPLIFICATION AND/OR OPTICAL POWER GENERATION

#9
20240243541
2024-07-18

DIFFERENTIAL FREQUENCY GENERATION

#10
20230275390
2023-08-31

MULTI-CORE FIBER MODULE AND MULTI-CORE FIBER AMPLIFIER

#11
20230275389
2023-08-31

SINGLE MODE BEAM

#12
20230038367
2023-02-09

Systems and methods to increase pump conversion efficiency of an optical fiber

#13
20230003653
2023-01-05

STIMULATED RAMAN SPECTROSCOPY FOR REAL-TIME, HIGH- RESOLUTION MOLECULAR ANALYSIS OF GASES IN HOLLOW CORE FIBRES

#14
20220271494
2022-08-25

ACTIVE ELEMENT ADDED-OPTICAL FIBER, PREFORM FOR ACTIVE ELEMENT ADDED-OPTICAL FIBER, RESONATOR, AND FIBER LASER DEVICE

#15
20220209486
2022-06-30

In-fiber offset to annulus converter

#16
20220190545
2022-06-16

TANDEM PUMPED FIBER AMPLIFIER

#17
20220181835
2022-06-09

TANDEM PUMPED FIBER AMPLIFIER

#18
20220094131
2022-03-24

ACTIVE ELEMENT-ADDED OPTICAL FIBER, RESONATOR, AND FIBER LASER DEVICE

#19
20220094130
2022-03-24

OPTICAL FIBER DEVICES AND METHODS FOR DIRECTING STIMULATED RAMAN SCATTERING (SRS) LIGHT OUT OF A FIBER CORE & INTO A CLADDING

#20
20220011502
2022-01-13

Hollow-core optical fibers

#21
20210344160
2021-11-04

HIGH-POWER, SINGLE-MODE FIBER SOURCES

#22
20210265801
2021-08-26

In-fiber retroreflector

#23
20210234327
2021-07-29

Systems, apparatus, and methods for producing ultra stable, single-frequency, single-transverse-mode coherent light in solid-state lasers

#24
20210234326
2021-07-29

INTERMODE LOSS DIFFERENCE COMPENSATION FIBER, OPTICAL AMPLIFIER, AND TRANSMISSION PATH DESIGN METHOD

#25
20210075181
2021-03-11

Multi-wavelength adjustable-radial-mode fiber laser

#26
20210036480
2021-02-04

Polarization-maintaining highly elliptical core fiber with stress-induced birefringence

#27
20200395727
2020-12-17

Incoherently combining lasers

#28
20200393620
2020-12-17

Mode mixing optical fibers and methods and systems using the same

#29
20200358245
2020-11-12

Optical fiber laser device

#30
20200313382
2020-10-01

Moderately multimodal amplifying fibre

#31
20200251872
2020-08-06

User defined intensity profile laser beam

#32
20200136337
2020-04-30

Optical fiber for a fiber laser, fiber laser, and production method for optical fiber for a fiber laser

#33
20200127435
2020-04-23

Optical tube waveguide lasing medium and related method

#34
20200119513
2020-04-16

High-power, single-mode fiber sources

#35
20200041719
2020-02-06

ABLATED END FIBERS AND METHODS FOR ABLATING OPTICAL FIBERS

#36
20200021077
2020-01-16

SHORT-PULSE LASER SYSTEM

#37
20190375672
2019-12-12

Process of fabrication of Erbium and Ytterbium-co-doped multi-elements silica glass based cladding-pumped fiber

#38
20190229488
2019-07-25

Systems, apparatus, and methods for producing ultra stable, single-frequency, single-transverse-mode coherent light in solid-state lasers

#39
20190199050
2019-06-27

Method and apparatus for ensuring a uniform temperature profile in ribbon fiber lasers and amplifiers

#40
20190140414
2019-05-09

ANTI-REFLECTION COATED PUMP DUMPS

#41
20190109430
2019-04-11

Optical fiber for light amplification having a core with low bend loss and end features with high bend loss and related method

#42
20190101695
2019-04-04

HOLLOW-CORE OPTICAL FIBERS

#43
20190097377
2019-03-28

Tandem pumped fiber amplifier

#44
20190067895
2019-02-28

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

#45
20190052043
2019-02-14

Mode mixing optical fibers and methods and systems using the same

#46
20190036292
2019-01-31

Ultra short pulse fiber pre-amplifier system for large-core fibers

#47
20190011637
2019-01-10

Mode mixing optical fibers and methods and systems using the same

#48
20180314071
2018-11-01

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

#49
20180294616
2018-10-11

High-power fiber cladding power stripper

#50
20180241171
2018-08-23

Optical fiber for light amplification having a core with low bend loss and end features with high bend loss and related method

#51
20180203186
2018-07-19

Amplification optical fiber and laser device

#52
20180203185
2018-07-19

Fiber with depressed central index for increased beam parameter product

#53
20180180802
2018-06-28

Supercontinuum light source comprising microstructured optical fiber

#54
20180175578
2018-06-21

High-power, single-mode fiber sources

#55
20180164499
2018-06-14

Polarization-maintaining fiber device supporting propagation in large mode field diameters

#56
20180161935
2018-06-14

Method of forming pores in three-dimensional objects

#57
20180115134
2018-04-26

Monomode optical fiber designed to compensate for a refractive index variation related to thermal effects and laser using such an optical fiber as a gain medium

#58
20180109067
2018-04-19

3D waveguide for efficient coupling of multimode pump and signals to a multicore fiber amplifier

#59
20180109064
2018-04-19

Tandem pumped fiber amplifier

#60
20180034227
2018-02-01

Optical system and method for ultrashort laser pulse characterization

#61
20170371097
2017-12-28

Cladding light stripper

#62
20170343731
2017-11-30

Large core holey fibers

#63
20170343730
2017-11-30

Single mode propagation in fibers and rods with large leakage channels

#64
20170331245
2017-11-16

Optical tube waveguide lasing medium and related method

#65
20170322370
2017-11-09

Glass large-core optical fibers

#66
20170302047
2017-10-19

Optical waveguide

#67
20170264067
2017-09-14

Ultrashort pulse fiber amplifier with rare-earth doped gain fibers

#68
20170256906
2017-09-07

Ultrashort pulse fiber amplifier using rare-earth doped gain fibers

#69
20170170622
2017-06-15

Fiber laser apparatus and method of manufacturing amplifying coil

#70
20170162999
2017-06-08

Optical mode filter employing radially asymmetric fiber

#71
20170160467
2017-06-08

Hollow-core optical fibers

#72
20170155226
2017-06-01

Fiber laser

#73
20170146733
2017-05-25

Raman-enhanced transmission fiber

#74
20170125966
2017-05-04

Rare-earth doped gain fibers

#75
20170110845
2017-04-20

Cladding light stripper and method of manufacturing

#76
20170077670
2017-03-16

Optical fiber and optical transport system

#77
20170063023
2017-03-02

Q-switched fiber laser

#78
20170054266
2017-02-23

Amplification optical fiber and optical fiber amplifier

#79
20170047703
2017-02-16

HOMOGENEOUS PUMP STRUCTURE OF LASER, AND DESIGN METHOD FOR STRUCTURE

#80
20170012401
2017-01-12

Device comprising an optical fiber having a high brillouin threshold and method for manufacturing such a device

#81
20160352066
2016-12-01

Sources of optical radiation and methods for providing low-speckle optical radiation, and systems and methods using them

#82
20160352063
2016-12-01

MODE-LOCKED MULTI-MODE FIBER LASER PULSE SOURCE

#83
20160336711
2016-11-17

Leakage light removal structure and fiber laser

#84
20160336710
2016-11-17

Residual light removal structure and fiber laser

#85
20160291247
2016-10-06

Single mode propagation in fibers and rods with large leakage channels

#86
20160285228
2016-09-29

Ultra-high power single mode fiber laser system with non-uniformly configured fiber-to-fiber rod multimode amplifier

#87
20160282553
2016-09-29

OPTICAL FIBER WITH MOSAIC FIBER

#88
20160268757
2016-09-15

Optical fiber for amplification and optical fiber amplifier using the same

#89
20160268756
2016-09-15

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

#90
20160226209
2016-08-04

High power parallel fiber arrays

#91
20160218478
2016-07-28

Ultrashort pulse fiber amplifier using rare-earth doped gain fibers

#92
20160218477
2016-07-28

Optical gain fiber having fiber segments with different-sized cores and associated method

#93
20160218476
2016-07-28

High-power, single-mode fiber sources

#94
20160181758
2016-06-23

High-efficiency parallel-beam laser optical fibre drawing method and optical fibre

#95
20160172818
2016-06-16

Optical amplifier, optical amplifying system, wavelength converter, and optical communication system

#96
20160170136
2016-06-16

Microstructured optical fiber, supercontinuum light source comprising microstructured optical fiber and use of such light source

#97
20160164247
2016-06-09

Multi-mode fiber amplifier

#98
20160164244
2016-06-09

High power single mode fiber laser system for wavelengths operating in 2 μm range

#99
20160126692
2016-05-05

Polarization-maintaining (PM) double-clad (DC) optical fiber

#100
20160043525
2016-02-11

Amplification optical fiber and fiber laser device using the same

#101
20160028205
2016-01-28

Fiber-optic laser oscillator

#102
20160025924
2016-01-28

Single mode propagation in microstructured optical fibers

#103
20160013607
2016-01-14

High power chirally coupled core optical amplification systems and methods

#104
20160006208
2016-01-07

Mode-locked multi-mode fiber laser pulse source

#105
20150340835
2015-11-26

Diffractive optical elements for transformation of modes in lasers

#106
20150318658
2015-11-05

Short-pulse laser system

#107
20150316714
2015-11-05

Multi-core amplification optical fiber

#108
20150253497
2015-09-10

Optical fiber and fiber laser device using same

#109
20150241628
2015-08-27

Glass large-core optical fibers

#110
20150207289
2015-07-23

High power parallel fiber arrays

#111
20150155678
2015-06-04

Fiber amplifier with multi section core

#112
20150126982
2015-05-07

Fiber laser system for medical applications

#113
20150117473
2015-04-30

Method and apparatus for high-power raman beam-combining in a multimode optical fiber

#114
20150110452
2015-04-23

Barbell optical fiber and method of making the same

#115
20150077837
2015-03-19

Gain-equalized few-mode fiber amplifier

#116
20150036702
2015-02-05

Mode-locked multi-mode fiber laser pulse source

#117
20150036701
2015-02-05

Large core holey fibers

#118
20140314372
2014-10-23

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

#119
20140314105
2014-10-23

Fiber with asymmetrical core and method for manufacturing same

#120
20140268311
2014-09-18

High-power double-cladding-pumped (DC) erbium-doped fiber amplifier (EDFA)

#121
20140268310
2014-09-18

Spun non-circular and non-elliptical core optical fibers and apparatuses utilizing the same

#122
20140218788
2014-08-07

High power fiber pump source with high brightness, low-noise output in about 974-1030 nm wavelength

#123
20140192403
2014-07-10

Multi-mode fiber amplifier

#124
20140140361
2014-05-22

Optical fiber with multi section core

#125
20140071521
2014-03-13

Fiber geometrical management for TEM00 mode pulse energy scaling of fiber lasers and amplifiers

#126
20140036348
2014-02-06

Few mode rare earth doped optical fibers for optical amplifiers, and amplifiers using such fibers

#127
20130314767
2013-11-28

Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein

#128
20130294468
2013-11-07

Diffractive optical elements for transformation of modes in lasers

#129
20130265635
2013-10-10

Ultra small core fiber with dispersion tailoring

#130
20130195126
2013-08-01

High power single mode ytterbium fiber laser system with single mode neodymium fiber pump source

#131
20130148673
2013-06-13

Method for beam combination by seeding stimulated brillouin scattering in optical fiber

#132
20130148193
2013-06-13

Fiber amplifier system including tapered fiber bundle and combined lens and sampling grating

#133
20130148191
2013-06-13

Fiber amplifier system including tapered fiber bundle and polarization control

#134
20130101261
2013-04-25

Radiation-resistant rare-earth-doped optical fiber and method of radiation-hardening a rare-earth-doped optical fiber

#135
20130034326
2013-02-07

Single mode high power fiber laser system

#136
20130022326
2013-01-24

Optical fiber, and laser device using the same

#137
20130016743
2013-01-17

Holey fiber, and laser device using the same

#138
20130011109
2013-01-10

Apparatus and method for mode control in a semi-guiding amplifier medium

#139
20120314995
2012-12-13

Ultra small core fiber with dispersion tailoring

#140
20120307848
2012-12-06

Optical fiber laser

#141
20120300797
2012-11-29

Laser apparatus

#142
20120287498
2012-11-15

Optical source implementing a doped fiber, fiber for such an optical source and method for manufacturing such a fiber

#143
20120275475
2012-11-01

Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber

#144
20120275015
2012-11-01

Amplifying optical fiber and optical fiber amplifier

#145
20120269210
2012-10-25

Thulium and/or Holmium doped germanosilicate glasses for two micron lasers

#146
20120269209
2012-10-25

Single mode high power fiber laser system

#147
20120262780
2012-10-18

Multimode optical amplifier with close-loop modal gain control

#148
20120257271
2012-10-11

Multi-clad optical fibers with corrugated boundary at pump cladding

#149
20120257270
2012-10-11

Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein

#150
20120237162
2012-09-20

Transverse mode filter for waveguides

#151
20120212802
2012-08-23

Multi-channel fiber laser amplifier combining apparatus including integrated spectral beam combination and a tapered fiber bundle having multiple fiber outputs

#152
20120212801
2012-08-23

Multi-channel fiber laser amplifier combining apparatus including a tapered fiber bundle having multiple fiber outputs

#153
20120206794
2012-08-16

High power parallel fiber arrays

#154
20120188632
2012-07-26

Glass large-core optical fibers

#155
20120147909
2012-06-14

Fiber laser system

#156
20120128013
2012-05-24

Thulium and/or Holmium doped silicate glasses for two micron lasers

#157
20120099609
2012-04-26

Single mode propagation in fibers and rods with large leakage channels

#158
20120082175
2012-04-05

Large diameter optical waveguide, grating and laser

#159
20120076159
2012-03-29

Multi-sectional fiber laser system with mode selection

#160
20120070115
2012-03-22

All glass fiber laser cladding mode stripper

#161
20120069861
2012-03-22

Precisely-shaped core fibers and method of manufacture

#162
20120069428
2012-03-22

Single-mode propagation in microstructured optical fibers

#163
20120014653
2012-01-19

Manufacturing method for optical fiber preform and optical fiber

#164
20110310469
2011-12-22

Multi-core optical amplification fiber wound with decreasing radius of curvature

#165
20110274125
2011-11-10

Optical multiplexer and fiber laser

#166
20110228382
2011-09-22

Cladding-pumped optical waveguide

#167
20110222562
2011-09-15

Mode-locked two-micron fiber lasers

#168
20110194826
2011-08-11

PHOTONIC CRYSTAL FIBER

#169
20110188825
2011-08-04

Optical fiber with resonant structure of cladding features connected to light sink

#170
20110146071
2011-06-23

THERMAL ROUNDING SHAPED OPTICAL FIBER FOR CLEAVING AND SPLICING

#171
20110142083
2011-06-16

Ytterbium-doped optical fiber, fiber laser and fiber amplifier

#172
20110141555
2011-06-16

Auto-cladded multi-core optical fibers

#173
20110116160
2011-05-19

Rare-earth-doped optical fiber having small numerical aperture

#174
20110097049
2011-04-28

Optical fiber with multiple ring-shaped core regions

#175
20110097045
2011-04-28

Optical assembly of a hollow core fibre gas cell spliced to fibre ends and methods of its production

#176
20110081123
2011-04-07

Multi-cladding fiber

#177
20110075252
2011-03-31

Optical fiber lasers and amplifiers and methods for providing optical gain

#178
20110069725
2011-03-24

METHOD AND APPARATUS FOR GENERATION AND AMPLIFICATION OF LIGHT IN A SEMI-GUIDING HIGH ASPECT RATIO CORE FIBER

#179
20110064097
2011-03-17

Single-mode high power multimode fiber laser system

#180
20110064095
2011-03-17

Single-mode high-power fiber laser system

#181
20110058577
2011-03-10

Thulium and/or holmium doped silicated glasses for two micron lasers

#182
20110038579
2011-02-17

Fiber lasers

#183
20110033162
2011-02-10

Rare earth-doped fiber optic device for emitting or amplifying a signal in the “S” band

#184
20110032604
2011-02-10

Passive all-fiber integrated high power coherent beam combination

#185
20110032603
2011-02-10

Integrated spectral and all-fiber coherent beam combination

#186
20110032602
2011-02-10

All-fiber integrated high power coherent beam combination

#187
20110026106
2011-02-03

Ytterbium-doped optical fiber, fiber laser, and fiber amplifier

#188
20110019700
2011-01-27

Mode-locked two micron fiber lasers

#189
20100329288
2010-12-30

Optical fiber laser

#190
20100322575
2010-12-23

Single mode propagation in fibers and rods with large leakage channels

#191
20100316331
2010-12-16

Optical devices including resonant cavity structures

#192
20100260214
2010-10-14

Single-polarization high power fiber lasers and amplifiers

#193
20100238538
2010-09-23

Optical fiber amplifier and methods of making the same

#194
20100221012
2010-09-02

Burst mode rare earth-doped fiber amplifier

#195
20100220386
2010-09-02

Cladding-pumped evanescent gain optical fiber

#196
20100214650
2010-08-26

Tightly coiled amplifying optical fiber with reduced mode distortion

#197
20100202481
2010-08-12

Light emitting devices with phosphosilicate glass

#198
20100195678
2010-08-05

Apparatus for coupling light into an optical wave guide, a laser system with such an apparatus, and a preform to manufacture the apparatus

#199
20100195194
2010-08-05

Large mode area optical fiber

#200
20100189401
2010-07-29

Apparatus and method for mode control in a semi-guiding amplifier medium

#201
20100189392
2010-07-29

Monolithic signal coupler for high-aspect ratio solid-state gain media

#202
20100183260
2010-07-22

Monolithic pump coupler for high-aspect ratio solid-state gain media

#203
20100157418
2010-06-24

Glass large-core optical fibers

#204
20100110535
2010-05-06

Laser systems with doped fiber components

#205
20100103958
2010-04-29

Optical fiber with multi section core

#206
20100079855
2010-04-01

Multi-clad optical fibers

#207
20100079854
2010-04-01

RARE-EARTH DOPED CORE MULTI-CLAD FIBER, FIBER AMPLIFIER, AND FIBER LASER

#208
20100067860
2010-03-18

RARE EARTH-DOPED CORE OPTICAL FIBER

#209
20090324168
2009-12-31

Fiber structure and a method for discriminating high order modes in the fiber structure

#210
20090316733
2009-12-24

OPTICAL FIBER FOR A FIBER LASER AND FIBER LASER USING THE SAME

#211
20090316732
2009-12-24

FIBER OPTIC POWER LASER DEVICE

#212
20090285247
2009-11-19

OPTICAL APPARATUS COMPRISING A PUMP-LIGHT-GUIDING FIBER

#213
20090251770
2009-10-08

Cladding pumped fibre laser with a high degree of pump isolation

#214
20090245729
2009-10-01

Ultra small core fiber with dispersion tailoring

#215
20090207867
2009-08-20

Surface-emitting fiber laser

#216
20090207483
2009-08-20

Photonic bandgap fiber and fiber amplifier

#217
20090201953
2009-08-13

Microstructured optical fibers and manufacturing methods thereof

#218
20090201575
2009-08-13

High power parallel fiber arrays

#219
20090185263
2009-07-23

Optical fiber for amplification

#220
20090175301
2009-07-09

Fibre laser system

#221
20090169161
2009-07-02

Method for changing refractive index of an optical fiber by applying a high voltage pulse to a longitudinal electrode

#222
20090123120
2009-05-14

Stimulated raman scattering suppressing waveguide configuration

#223
20090103874
2009-04-23

OPTICAL FIBER, A FIBER LASER, A FIBER AMPLIFIER AND ARTICLES COMPRISING SUCH ELEMENTS

#224
20090103171
2009-04-23

Optical fiber for amplification and optical fiber amplifier

#225
20090080470
2009-03-26

Locally perturbed optical fibers for mode transformers

#226
20090080469
2009-03-26

Optical coupler devices, methods of their production and use

#227
20090052840
2009-02-26

Optical waveguide type optical coupling arrangement

#228
20090052476
2009-02-26

Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser

#229
20090041064
2009-02-12

Higher Order Mode Optical Fiber Laser or Amplifier

#230
20090041061
2009-02-12

Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber

#231
20090034059
2009-02-05

Suppression of higher-order modes by resonant coupling in bend-compensated optical fibers

#232
20090003753
2009-01-01

Method for generating a linear single polarization output beam

#233
20080317420
2008-12-25

Large diameter optical waveguide, grating and laser

#234
20080304138
2008-12-11

Optical Amplifier Comprising a Pump Module

#235
20080304137
2008-12-11

Multi-stage fiber amplifier to suppress Raman scattered light

#236
20080285930
2008-11-20

Method for making an optical fiber comprising nanoparticles and preform used in the manufacture of such a fiber

#237
20080267229
2008-10-30

Optical fiber, optical fiber production method and optical fiber production system

#238
20080267227
2008-10-30

Gain-clamped optical amplifier using double-clad fiber

#239
20080247424
2008-10-09

Fiber lasers

#240
20080219300
2008-09-11

High Power Fiber Laser

#241
20080219299
2008-09-11

Optical fibre laser

#242
20080192778
2008-08-14

Optical fiber for fiber laser device and fiber laser device using same

#243
20080187010
2008-08-07

Laser device triggered by a photonic fiber

#244
20080175595
2008-07-24

Micropulse lidar transmitter based on a low-SBS erbium-doped silica fiber

#245
20080144673
2008-06-19

FIBER LASER WITH LARGE MODE AREA FIBER

#246
20080131065
2008-06-05

Large-mode-area, multimode, hybrid optical fibers and devices using same

#247
20080112666
2008-05-15

Apparatus for providing optical radiation

#248
20080095199
2008-04-24

Method and apparatus for providing light having a selected polarization with an optical fiber

#249
20080094636
2008-04-24

Fiber gas lasers and fiber ring laser gyroscopes based on these gas lasers

#250
20080062508
2008-03-13

Light amplifying fiber arrangement

#251
20080056656
2008-03-06

Large core holey fibers

#252
20080025679
2008-01-31

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

#253
20080018989
2008-01-24

Optical pumping device, optical amplifier, fiber laser, and multicore fiber for optical pumping device

#254
20080013904
2008-01-17

Optical fiber, manufacturing method of the same, and optical amplifier

#255
20080002251
2008-01-03

Optical module and optical amplification module

#256
20070280620
2007-12-06

Optical fiber holding apparatus and fiber laser processing apparatus

#257
20070280597
2007-12-06

Multi-port coupler, optical amplifier, and fiber laser

#258
20070280304
2007-12-06

Hollow Core Fiber Laser

#259
20070274651
2007-11-29

Large mode area fibers using higher order modes

#260
20070247702
2007-10-25

Optical fiber for Raman amplification, optical fiber coil, Raman amplifier, and optical communication system

#261
20070237453
2007-10-11

Optical coupler devices, methods of their production and use

#262
20070236781
2007-10-11

Bi-directionally pumped optical fiber lasers and amplifiers

#263
20070230884
2007-10-04

Method and apparatus for optical delivery fiber having cladding with absorbing regions

#264
20070229940
2007-10-04

High power fiber amplifier

#265
20070217738
2007-09-20

System and method to remove light from cladding

#266
20070206912
2007-09-06

Apparatus and method for a waveguide with an index profile manifesting a central dip for better energy extraction

#267
20070206900
2007-09-06

Ring core fiber

#268
20070189339
2007-08-16

Fiber laser beam processing apparatus

#269
20070177846
2007-08-02

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

#270
20070177640
2007-08-02

Practical approach for one mJ femtosecond fiber laser

#271
20070140634
2007-06-21

Gain-producing, large-mode-area, multimode, hybrid optical fibers and devices using same

#272
20070104438
2007-05-10

Apparatus for providing optical radiation

#273
20070104436
2007-05-10

High numerical aperture optical fiber

#274
20070104431
2007-05-10

Multi-segment photonic-crystal-rod waveguides for amplification of high-power pulsed optical radiation and associated method

#275
20070104430
2007-05-10

Optical fiber devices using component insertion

#276
20070091948
2007-04-26

Multi-stage optical amplifier having photonic-crystal waveguides for generation of high-power pulsed radiation and associated method

#277
20070077004
2007-04-05

Large mode area fibers using higher order modes

#278
20070041084
2007-02-22

Optical amplifier using delayed phase matching fiber

#279
20070041083
2007-02-22

Fiber- or rod-based optical source featuring a large-core, rare-earth-doped photonic-crystal device for generation of high-power pulsed radiation and method

#280
20070019689
2007-01-25

Diode pumped alkali vapor fiber laser

#281
20070008609
2007-01-11

Ultraviolet laser apparatus and exposure apparatus using same

#282
20070002905
2007-01-04

Low quantum defect holmium fiber laser

#283
20060291788
2006-12-28

Optical fiber

#284
20060291036
2006-12-28

Optical amplifier and optical fiber

#285
20060269200
2006-11-30

Large mode area fibers using higher order modes

#286
20060263024
2006-11-23

Single mode propagation in fibers and rods with large leakage channels

#287
20060263018
2006-11-23

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

#288
20060245714
2006-11-02

Fiber optic article including fluorine

#289
20060245704
2006-11-02

High efficiency optical amplifying fiber

#290
20060239610
2006-10-26

Apparatus for propagating optical radiation

#291
20060222307
2006-10-05

Optical systems utilizing optical fibers transmitting high power signal and a method of operating such systems

#292
20060219673
2006-10-05

Apparatus for the industrial processing of a material by optical radiation

#293
20060209909
2006-09-21

Fiber laser oscillator

#294
20060209908
2006-09-21

Optical system for providing short laser-pulses

#295
20060204188
2006-09-14

Apparatus for providing optical radiation

#296
20060204186
2006-09-14

Optical fiber processing method

#297
20060187973
2006-08-24

Eye safe high power fibre laser

#298
20060176911
2006-08-10

Composite optic fibre for laser with pump and laser wave confinement, applications to lasers

#299
20060171646
2006-08-03

Large diameter optical waveguide, grating and laser

#300
20060140565
2006-06-29

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