ClassID:

173794

G02B6/02047 - CPC Classification

Classification description:

Light guides; Optical fibres with cladding Dual mode fibre

Recent Application in this class:
#1
20250233663
2025-07-17

LOSS OPTIMIZING ASYMMETRIC OPTICAL SPLITTER

#2
20250224555
2025-07-10

FIBER OPTIC CABLE

#3
20240162986
2024-05-16

Loss optimizing asymmetric optical splitter

#4
20240103261
2024-03-28

HYBRID OPTICAL FIBER, ENDOSCOPIC SYSTEM, AND METHOD FOR EXAMINING A SAMPLE

#5
20220317349
2022-10-06

Mode Equalization Filter

#6
20220291442
2022-09-15

Polymer optical fibre for active implantable medical devices (AIMD) and AIMD using same

#7
20210318487
2021-10-14

Bend Tolerant Dual-Core Fiber and Cable for Balanced Photonic Links

#8
20210263214
2021-08-26

Mode Equalization Filter

#9
20210066879
2021-03-04

Optical fiber and laser device

#10
20200218008
2020-07-09

Multimode optical fiber transmission system including single mode fiber

#11
20190288474
2019-09-19

LMA fibers for suppression of thermal mode instability

#12
20190049659
2019-02-14

Multimode optical fiber transmission system including single mode fiber

#13
20180203186
2018-07-19

Amplification optical fiber and laser device

#14
20180067273
2018-03-08

PLANAR TAPERED WAVEGUIDE COUPLING ELEMENTS AND OPTICAL COUPLINGS FOR PHOTONIC CIRCUITS

#15
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

#16
20170343731
2017-11-30

Large core holey fibers

#17
20170242185
2017-08-24

Multimode optical fiber transmission system including single mode fiber

#18
20160245992
2016-08-25

Optical device

#19
20160154175
2016-06-02

Optical transmission systems and methods using a QSM large-effective-area optical fiber

#20
20160085024
2016-03-24

Optical spatial mode-multiplexer

#21
20150333829
2015-11-19

Multimode optical fiber transmission system including single mode fiber

#22
20150270902
2015-09-24

Fiber optic rotary joints, methods practiced thereby, and fiber optic devices

#23
20150260916
2015-09-17

Bent optical waveguide

#24
20150253497
2015-09-10

Optical fiber and fiber laser device using same

#25
20150212265
2015-07-30

Two-mode optical fiber and light transmission path

#26
20150205039
2015-07-23

High bandwidth multimode optical fiber optimized for multimode and single-mode transmissions

#27
20150104131
2015-04-16

SHUNT FIBER

#28
20150036701
2015-02-05

Large core holey fibers

#29
20140369658
2014-12-18

Multimode optical fiber

#30
20140341520
2014-11-20

Multimode optical fibre

#31
20140270669
2014-09-18

Optical fiber sheet

#32
20140241685
2014-08-28

Multimode optical fibers and methods of manufacture thereof

#33
20140212083
2014-07-31

Optical fiber for Coherent Anti-Stokes Raman scattering endoscopes

#34
20140186040
2014-07-03

Optical coupling/splitting device, two-way optical propagation device, and optical-transmit-receive system

#35
20140029901
2014-01-30

Optical fiber and optical transmission line

#36
20130071115
2013-03-21

Few mode optical fibers for mode division multiplexing

#37
20110158266
2011-06-30

Passive coherent array using distributed fiber lasers

#38
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

#39
20100189393
2010-07-29

Optical amplifier and resonator

#40
20100166358
2010-07-01

Dual Fiber Grating and Methods of Making and Using Same

#41
20090257711
2009-10-15

Systems and techniques for generating Bessel beams

#42
20090074351
2009-03-19

Optical fiber, and optical access network, local area network and optical parts for communication, which use the optical fiber

#43
20090041415
2009-02-12

DOUBLE-CORE OPTICAL FIBER

#44
20090019894
2009-01-22

Method for manufacturing a multimode optical fibre

#45
20080277565
2008-11-13

Optical fiber for optical power transmission

#46
20080159692
2008-07-03

Devices Based on Optical Waveguides with Adjustable Bragg Gratings

#47
20080056656
2008-03-06

Large core holey fibers

#48
20070274651
2007-11-29

Large mode area fibers using higher order modes

#49
20070092190
2007-04-26

Chromatic dispersion-compensating optical fibre in the S-band using a higher order mode

#50
20070077004
2007-04-05

Large mode area fibers using higher order modes

#51
20060269200
2006-11-30

Large mode area fibers using higher order modes

#52
20060171647
2006-08-03

Enhancing fiber-optic sensing technique using a dual-core fiber

#53
20060103919
2006-05-18

Large mode area fibers using higher order modes

#54
20060093296
2006-05-04

Two-mode photonic crystal fiber and applications thereof

#55
20060045450
2006-03-02

Broadband optical fiber

#56
20050213909
2005-09-29

Chromatic dispersion-compensating optical fibre in the S-band using a higher order mode

#57
20050157998
2005-07-21

Large core holey fibers

#58
20050063653
2005-03-24

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

#59
20050041922
2005-02-24

Devices based on optical waveguides with adjustable Bragg gratings