ClassID:

173823

G02B6/02185 - CPC Classification

Classification description:

Light guides; Optical fibres with cladding comprising gratings; Refractive index modulation gratings, e.g. Bragg gratings characterised by means for compensating environmentally induced changes due to temperature fluctuations based on treating the fibre, e.g. post-manufacture treatment, thermal aging, annealing

Recent Application in this class:
#1
20210072050
2021-03-11

Low insertion loss high temperature stable fiber Bragg grating sensor and method for producing same

#2
20200348464
2020-11-05

METHOD FOR SETTING HEATING CONDITION, METHOD FOR MANUFACTURING FIBER BRAGG GRATING, AND METHOD FOR MANUFACTURING FIBER LASER SYSTEM

#3
20190049272
2019-02-14

Low insertion loss high temperature stable fiber Bragg grating sensor and method for producing same

#4
20180275339
2018-09-27

Internal cladding in sapphire optical device and method of making same

#5
20170276868
2017-09-28

Fabrication method of multi-core fiber Bragg grating probe used for measuring structures of a micro part based on the capillary self-assemble technique

#6
20160320558
2016-11-03

METHOD FOR MANUFACTURING A TREATED OPTICAL FIBER FOR RADIATION-RESISTANT TEMPERATURE SENSOR

#7
20150338574
2015-11-26

Post-assembly wavelength-tuning method for an optical fiber filter

#8
20150247744
2015-09-03

High-temperature-resistant metal-packaged fiber bragg grating sensor and manufacturing method therefor

#9
20130028275
2013-01-31

Method for manufacturing optical fiber grating, optical fiber grating, and fiber laser

#10
20110170823
2011-07-14

Fiber optic sensor for detecting multiple parameters in a harsh environment

#11
20100296770
2010-11-25

High temperature sustainable fiber bragg gratings

#12
20090092351
2009-04-09

HIGH DENSITY FIBER OPTIC ACOUSTIC ARRAY

#13
20050041923
2005-02-24

Optical fiber grating, optical fiber grating manufacturing method, and optical fiber grating manufacturing apparatus

#14
14725256
2016-06-14

Inter-grating fiber spaced multi-DRLPG doped optical sensor