ClassID:

173864

G02B6/0238 - CPC Classification

Classification description:

Light guides; Optical fibres with cladding; Microstructured optical fibre; Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region Longitudinal structures having higher refractive index than background material, e.g. high index solid rods

Recent Application in this class:
#1
20250389887
2025-12-25

OPTICAL FIBER MODE STRIPPER, MANUFACTURING METHOD FOR OPTICAL FIBER MODE STRIPPER, AND LASER

#2
20220035096
2022-02-03

Polarization controller and method of manufacture

#3
20200209466
2020-07-02

OPTICAL FIBER WITH INTEGRATED ABSORBER MATERIAL

#4
20190077691
2019-03-14

Spray granulation of silicon dioxide in the preparation of quartz glass

#5
20170229838
2017-08-10

Ndfiber laser and amplifier

#6
20170229834
2017-08-10

Waveguide design for line selection in fiber lasers and amplifiers

#7
20170082796
2017-03-23

MODE FILTERING OPTICAL FIBRE

#8
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

#9
20120307848
2012-12-06

Optical fiber laser

#10
20120234101
2012-09-20

Pressure and measurement by means of an optical fiber

#11
20120163759
2012-06-28

Resin-coated optical fiber

#12
20120151968
2012-06-21

Method of manufacturing photonic band gap fiber base material and fiber

#13
20110286474
2011-11-24

Fiber laser device

#14
20110235969
2011-09-29

Optical fiber-type optical filter

#15
20110194826
2011-08-11

PHOTONIC CRYSTAL FIBER

#16
20110194814
2011-08-11

Bend insensitivity in single mode optical fibers

#17
20110194813
2011-08-11

Bend insensitivity in single mode optical fibers

#18
20110141757
2011-06-16

All solid photonic bandgap fiber

#19
20100329288
2010-12-30

Optical fiber laser

#20
20100254669
2010-10-07

PHOTONIC BANDGAP FIBER

#21
20100226614
2010-09-09

Hybrid microstructured optical fibre for guidance by means of photonic forbidden bands and by total internal reflection optimised for non-linear applications

#22
20090324186
2009-12-31

Photonic band-gap fiber

#23
20090317041
2009-12-24

Photonic bandgap fiber

#24
20090168149
2009-07-02

Active optical fibers with wavelength-selective filtering mechanism, method of production and their use

#25
20090060437
2009-03-05

Bend insensitivity in single mode optical fibers

#26
20090041063
2009-02-12

FIBER LASER APPARATUS

#27
20080253411
2008-10-16

Optically Active Matrix with Void Structures

#28
20080138571
2008-06-12

Fabrication of semiconductor metamaterials

#29
20080055724
2008-03-06

OPTICAL DEVICES CONTAINING BIREFRINGENT POLYMER FIBERS

#30
20080050069
2008-02-28

Optical coupler, a method of its fabrication and use

#31
20070273055
2007-11-29

Fabrication of metamaterials

#32
20070009216
2007-01-11

Photonic bandgap optical waveguide with anti-resonant core boundary

#33
20060257071
2006-11-16

Optical fiber filter for suppression of amplified spontaneous emission

#34
20060008218
2006-01-12

Method of manufacturing an optical fibre, a preform and an optical fibre

#35
20050238307
2005-10-27

Nonlinear optical fibre method of its production and use thereof

#36
20050220432
2005-10-06

Photonic crystal fiber capable of single-mode transmission and preform thereof

#37
20050111804
2005-05-26

Composite material photonic crystal fibres, method of production and its use

#38
20050069269
2005-03-31

Dual core photonic crystal fibers (PCF) with special dispersion properties

#39
20050024628
2005-02-03

System and method for determining propagation characteristics of photonic structures

#40
18082501
2026-01-13

Dielectric lined waveguides

#41
13744968
2015-09-29

High power optical fibers