Patents-Review.com
ClassID:

173878 ⎘

G02B6/03605 - CPC Classification

Classification description:

Light guides; Optical fibres with cladding core or cladding comprising multiple layers Highest refractive index not on central axis

Sub-classes:
Recent Application in this class:
#1
20250291107
2025-09-18

Hollow Core Optical Waveguiding Enabled by Zero-Index Materials

 #2
20250076668
2025-03-06

SELECTABLE GAUSSIAN AND RING BEAM CHARACTERISTICS

 #3
20230296827
2023-09-21

Laser systems utilizing cellular-core optical fibers for beam shaping

 #4
20220365298
2022-11-17

Optical fiber structures and methods for beam shaping

 #5
20220214495
2022-07-07

Laser systems utilizing cellular-core optical fibers for beam shaping

 #6
20210356655
2021-11-18

Single mode optical fibers with low cutoff wavelength high mechanical reliability

 #7
20210132288
2021-05-06

Laser systems utilizing cellular-core optical fibers for beam shaping

 #8
20210048578
2021-02-18

Multi-clad optical fiber

 #9
20200393620
2020-12-17

Mode mixing optical fibers and methods and systems using the same

 #10
20200241200
2020-07-30

Anti-resonant hollow core optical fiber having multiple resonant layers

 #11
20200147720
2020-05-14

Optical fiber structures and methods for beam shaping

 #12
20200127435
2020-04-23

Optical tube waveguide lasing medium and related method

 #13
20200096697
2020-03-26

Small core-diameter graded-index optical fiber

 #14
20200018901
2020-01-16

Rotary optical beam generator

 #15
20200018894
2020-01-16

Laser systems utilizing cellular-core optical fibers for beam shaping

 #16
20190346620
2019-11-14

Few mode optical fiber

 #17
20190025502
2019-01-24

Multi-clad optical fiber

 #18
20190011637
2019-01-10

Mode mixing optical fibers and methods and systems using the same

 #19
20180210212
2018-07-26

Optical fibers and optical systems comprising the same

 #20
20180210144
2018-07-26

Laser systems utilizing cellular-core optical fibers for beam shaping

 #21
20180203186
2018-07-19

Amplification optical fiber and laser device

 #22
20180143377
2018-05-24

Rotary optical beam generator

 #23
20160214886
2016-07-28

Optical fiber preform

 #24
20160004009
2016-01-07

Multi-core fiber

 #25
20150318661
2015-11-05

Amplifying optical fiber and optical amplifier

 #26
20150301276
2015-10-22

Single mode optical fiber with large effective area

 #27
20150285992
2015-10-08

Optical fiber preform

 #28
20150086148
2015-03-26

High harmonic optical generator

 #29
20140204604
2014-07-24

Imaging system and related techniques

 #30
20130188917
2013-07-25

Optical fiber and optical fiber preform

 #31
20130016742
2013-01-17

Optical fiber-type optical element, laser diode module, and fiber laser

 #32
20130004135
2013-01-03

Multimode optical fiber

 #33
20120321260
2012-12-20

Optical waveguides having flattened high order modes

 #34
20120301093
2012-11-29

Single-mode optical fiber

 #35
20120275015
2012-11-01

Amplifying optical fiber and optical fiber amplifier

 #36
20120263427
2012-10-18

Optical fiber and optical fiber preform

 #37
20110273718
2011-11-10

Imaging system and related techniques

 #38
20110091175
2011-04-21

Single mode optical fiber with improved bend performance

 #39
20110026106
2011-02-03

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

 #40
20100178504
2010-07-15

Bend insensitive optical fibers with low refractive index glass rings

 #41
20100079854
2010-04-01

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

 #42
20090317040
2009-12-24

Optical fiber and optical fiber preform

 #43
20090196560
2009-08-06

Polymer clad optical fiber

 #44
20090041415
2009-02-12

DOUBLE-CORE OPTICAL FIBER

 #45
20090022463
2009-01-22

Imaging system and related techniques

 #46
20090003789
2009-01-01

Imaging system and related techniques

 #47
20090003765
2009-01-01

Imaging system and related techniques

 #48
20080273849
2008-11-06

Single mode optical fiber with improved bend performance

 #49
20080013906
2008-01-17

Optical fiber, transmission system, and wavelength division multiplexing system

 #50
20070206912
2007-09-06

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

 #51
20070147754
2007-06-28

Optical fiber

 #52
20070147751
2007-06-28

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

 #53
20060198591
2006-09-07

Optical fiber, method for manufacturing same and optical transmission channel

 #54
20060078009
2006-04-13

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

 #55
20060072875
2006-04-06

Transverse closed-loop resonator

 #56
20060013544
2006-01-19

Imaging system and related techniques

 #57
20050254764
2005-11-17

Double-clad optical fibers

 #58
20050254761
2005-11-17

Method and device for spectral filtering

 #59
20050191017
2005-09-01

Multi-clad doped optical fiber

 #60
20050089289
2005-04-28

Optical fiber, method for manufacturing same and optical transmission channel