Thermal after-treatment of preforms

Industry

CPC
C03B37/01446

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Parent Industries

CCHEMISTRY METALLURGY C03Glass mineral C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags

Current Industry

C03B37/01446Thermal after-treatment of preforms

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method of sintering glass preform with reduced helium consumption
- Patent number 12,129,198
- Issue date Oct 29, 2024
- Amjad Khan
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing optical fiber preform and optical fiber
- Patent number 11,795,097
- Issue date Oct 24, 2023
- Furukawa Electric Co., Ltd.
- Keiichi Aiso
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for manufacturing a preform for optical fibers
- Patent number 11,780,762
- Issue date Oct 10, 2023
- Prysmian S.p.A.
- Cedric Gonnet
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for modification of surface of optical fiber preform
- Patent number 11,733,459
- Issue date Aug 22, 2023
- Pramod Watekar
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber glass preform and method for manufacturing optical fi...
- Patent number 11,680,007
- Issue date Jun 20, 2023
- Shin-Etsu Chemical Co., Ltd.
- Ryo Mitta
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Optical fiber with increased bend performance
- Patent number 11,675,124
- Issue date Jun 13, 2023
- Corning Incorporated
- Ming-Jun Li
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Microstructured glass articles with at least 100 core elements and...
- Patent number 11,643,354
- Issue date May 9, 2023
- Corning Incorporated
- Ming-Jun Li
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for reducing processing time for optical fiber preforms
- Patent number 11,554,978
- Issue date Jan 17, 2023
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Microstructured glass articles with at least 100 core elements and...
- Patent number 11,401,196
- Issue date Aug 2, 2022
- Corning Incorporated
- Ming-Jun Li
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing optical fiber preform and optical fiber pre...
- Patent number 11,345,627
- Issue date May 31, 2022
- Sumitomo Electric Industries, Ltd.
- Tetsuya Haruna
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Optical fiber preforms with halogen doping
- Patent number 11,261,121
- Issue date Mar 1, 2022
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
High chlorine content low attenuation optical fiber
- Patent number 11,237,321
- Issue date Feb 1, 2022
- Corning Incorporated
- George Edward Berkey
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of sintering optical fiber porous glass base material
- Patent number 11,225,431
- Issue date Jan 18, 2022
- Shin-Etsu Chemical Co., Ltd.
- Masashi Kino
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Halogen-doped silica preforms for optical fibers
- Patent number 11,198,635
- Issue date Dec 14, 2021
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Viscocity-reducing dopants in optical fibers
- Patent number 11,161,767
- Issue date Nov 2, 2021
- OFS Fitel, LLC
- David W. Peckham
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fibers having a varying clad index and methods of forming same
- Patent number 11,125,937
- Issue date Sep 21, 2021
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Neutralizing gas system for furnace
- Patent number 11,072,560
- Issue date Jul 27, 2021
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber and manufacturing method thereof
- Patent number 11,053,157
- Issue date Jul 6, 2021
- CHENGDU FUTONG OPTICAL COMMUNICATION TECHNOLOGIES CO., LTD
- Haibin Chen
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 11,048,040
- Issue date Jun 29, 2021
- Sumitomo Electric Industries, Ltd.
- Hirotaka Sakuma
- G02 - OPTICS
Information Patent Grant
Halogen-doped silica for optical fiber preforms
- Patent number 10,947,149
- Issue date Mar 16, 2021
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Millimeter wave heating of soot preform
- Patent number 10,893,577
- Issue date Jan 12, 2021
- Corning Incorporated
- Martin Hempstead
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Bromine-doped optical fiber
- Patent number 10,884,184
- Issue date Jan 5, 2021
- Corning Incorporated
- George Edward Berkey
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Treatment of silica based soot or an article made of silica based soot
- Patent number 10,829,403
- Issue date Nov 10, 2020
- Corning Incorporated
- Nicolas LeBlond
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Heat treatment apparatus
- Patent number 10,781,130
- Issue date Sep 22, 2020
- Shin-Etsu Chemical Co., Ltd.
- Kazuya Uchida
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing optical fiber preform and optical fiber
- Patent number 10,676,387
- Issue date Jun 9, 2020
- Furukawa Electric Co., Ltd.
- Keiichi Aiso
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber
- Patent number 10,656,329
- Issue date May 19, 2020
- Sumitomo Electric Industries, Ltd.
- Hirotaka Sakuma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing preforms for optical fibres having low atte...
- Patent number 10,544,057
- Issue date Jan 28, 2020
- Prysmian S.p.A.
- Franco Cocchini
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
High chlorine content low attenuation optical fiber
- Patent number 10,429,579
- Issue date Oct 1, 2019
- Corning Incorporated
- George Edward Berkey
- G02 - OPTICS
Information Patent Grant
Method of making an optical fiber preform and handle for use in mak...
- Patent number 10,392,291
- Issue date Aug 27, 2019
- Corning Incorporated
- Raymond D. Groh
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Low loss optical fiber and method of making the same
- Patent number 10,197,728
- Issue date Feb 5, 2019
- OFS Fitel, LLC
- Peter I Borel
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING METHOD OF GLASS BASE MATERIAL FOR OPTICAL FIBER
- Publication number 20240140853
- Publication date May 2, 2024
- Shin-Etsu Chemical Co., Ltd.
- Yusuke KASHIWAGI
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MAKING HALOGEN DOPED OPTICAL ELEMENT
- Publication number 20240034667
- Publication date Feb 1, 2024
- Corning Incorporated
- Steven Bruce Dawes
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING OPTICAL FIBER PREFORM
- Publication number 20230286851
- Publication date Sep 14, 2023
- Sumitomo Electric Industries, Ltd.
- Takahiro SAITO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER GLASS PREFORM AND METHOD FOR MANUFACTURING OPTICAL FI...
- Publication number 20230278907
- Publication date Sep 7, 2023
- Shin-Etsu Chemical Co., Ltd.
- Ryo MITTA
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
SYNTHETIC QUARTZ GLASS MANUFACTURING METHOD THROUGH OVD PROCESS WIT...
- Publication number 20230159371
- Publication date May 25, 2023
- BCnC Co., Ltd.
- Changwook SEOL
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING OPTICAL FIBER GLASS PREFORM
- Publication number 20230023064
- Publication date Jan 26, 2023
- Shin-Etsu Chemical Co., Ltd.
- Hiroki KOJIMA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER GLASS PREFORM AND METHOD FOR MANUFACTURING OPTICAL FI...
- Publication number 20230020384
- Publication date Jan 19, 2023
- Shin-Etsu Chemical Co., Ltd.
- Ryo MITTA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
MICROSTRUCTURED GLASS ARTICLES WITH AT LEAST 100 CORE ELEMENTS AND...
- Publication number 20220340473
- Publication date Oct 27, 2022
- Corning Incorporated
- Ming-Jun Li
- G02 - OPTICS
Information Patent Application
METHOD FOR MANUFACTURING OPTICAL FIBER PREFORM
- Publication number 20220098083
- Publication date Mar 31, 2022
- Shin-Etsu Chemical Co., Ltd.
- Ryo MITTA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER WITH INCREASED BEND PERFORMANCE
- Publication number 20210405286
- Publication date Dec 30, 2021
- Corning Incorporated
- Ming-Jun Li
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD OF SINTERING GLASS PREFORM WITH REDUCED HELIUM CONSUMPTION
- Publication number 20210387893
- Publication date Dec 16, 2021
- Sterlite Technologies Limited
- Amjad Khan
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
MICROSTRUCTURED GLASS ARTICLES WITH AT LEAST 100 CORE ELEMENTS AND...
- Publication number 20210214265
- Publication date Jul 15, 2021
- Corning Incorporated
- Ming-Jun Li
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
ORGANIC GERMANIA AND SILICA SOURCES FOR MAKING OPTICAL FIBER PREFORMS
- Publication number 20210214266
- Publication date Jul 15, 2021
- Corning Incorporated
- Curtis Robert Fekety
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING GLASS PREFORM
- Publication number 20210122664
- Publication date Apr 29, 2021
- Sumitomo Electric Industries, Ltd.
- Masatoshi HAYAKAWA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER AND MANUFACUTURING METHOD THEREOF
- Publication number 20200270165
- Publication date Aug 27, 2020
- Chengdu Futong Optical Communication Technologies Co., Ltd.
- Haibin CHEN
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD OF PRODUCING OPTICAL FIBER PREFORM AND OPTICAL FIBER
- Publication number 20200262736
- Publication date Aug 20, 2020
- FURUKAWA ELECTRIC CO., LTD.
- Keiichi AISO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER
- Publication number 20200249393
- Publication date Aug 6, 2020
- Sumitomo Electric Industries, Ltd.
- Hirotaka SAKUMA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
HALOGEN-DOPED SILICA PREFORMS FOR OPTICAL FIBERS
- Publication number 20200048136
- Publication date Feb 13, 2020
- Corning Incorporated
- Dana Craig Bookbinder
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Viscocity-Reducing Dopants In Optical Fibers
- Publication number 20200024176
- Publication date Jan 23, 2020
- OFS FITEL, LLC
- David W. Peckham
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER
- Publication number 20190324195
- Publication date Oct 24, 2019
- Sumitomo Electric Industries, Ltd.
- Hirotaka SAKUMA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER BASE MATERIAL MANUFACTURING METHOD, OPTICAL FIBER BAS...
- Publication number 20190292089
- Publication date Sep 26, 2019
- Sumitomo Electric Industries, Ltd.
- Hirotaka SAKUMA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND OPTICAL FIBER PRE...
- Publication number 20190270662
- Publication date Sep 5, 2019
- Sumitomo Electric Industries, Ltd.
- Tetsuya HARUNA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER PREFORMS WITH HALOGEN DOPING
- Publication number 20190119143
- Publication date Apr 25, 2019
- Corning Incorporated
- Dana Craig Bookbinder
- G02 - OPTICS
Information Patent Application
OPTICAL FIBERS HAVING A VARYING CLAD INDEX AND METHODS OF FORMING SAME
- Publication number 20190004245
- Publication date Jan 3, 2019
- Corning Incorporated
- Dana Craig Bookbinder
- G02 - OPTICS
Information Patent Application
METHOD OF MANUFACTURING PREFORMS FOR OPTICAL FIBRES HAVING LOW ATTE...
- Publication number 20180265395
- Publication date Sep 20, 2018
- PRYSMIAN S.P.A.
- Franco Cocchini
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
ROD BUNDLE AND METHOD OF MANUFACTURING OPTICAL FIBER
- Publication number 20180251391
- Publication date Sep 6, 2018
- FUJIKURA LTD.
- Ryohei Fukumoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBERS HAVING A VARYING CLAD INDEX AND METHODS OF FORMING SAME
- Publication number 20180079677
- Publication date Mar 22, 2018
- Corning Incorporated
- Dana Craig Bookbinder
- G02 - OPTICS
Information Patent Application
METHOD FOR PRODUCING GLASS PREFORM FOR OPTICAL FIBER
- Publication number 20180029921
- Publication date Feb 1, 2018
- Shin-Etsu Chemical Co., Ltd.
- Yuhei URATA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
LOW LOSS OPTICAL FIBERS WITH FLUORINE AND CHLORINE CODOPED CORE REG...
- Publication number 20180002221
- Publication date Jan 4, 2018
- Corning Incorporated
- DANA CRAIG BOOKBINDER
- G02 - OPTICS
Information Patent Application
OPTICAL TUBE WAVEGUIDE LASING MEDIUM AND RELATED METHOD
- Publication number 20170331245
- Publication date Nov 16, 2017
- Corning Incorporated
- Douglas Llewellyn Butler
- C03 - GLASS MINERAL OR SLAG WOOL

Thermal after-treatment of preforms

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of sintering glass preform with reduced helium consumption

Method of producing optical fiber preform and optical fiber

Method for manufacturing a preform for optical fibers

Method for modification of surface of optical fiber preform

Optical fiber glass preform and method for manufacturing optical fi...

Optical fiber with increased bend performance

Microstructured glass articles with at least 100 core elements and...

Method for reducing processing time for optical fiber preforms

Microstructured glass articles with at least 100 core elements and...

Method of manufacturing optical fiber preform and optical fiber pre...

Optical fiber preforms with halogen doping

High chlorine content low attenuation optical fiber

Method of sintering optical fiber porous glass base material

Halogen-doped silica preforms for optical fibers

Viscocity-reducing dopants in optical fibers

Optical fibers having a varying clad index and methods of forming same

Neutralizing gas system for furnace

Optical fiber and manufacturing method thereof

Optical fiber

Halogen-doped silica for optical fiber preforms

Millimeter wave heating of soot preform

Bromine-doped optical fiber

Treatment of silica based soot or an article made of silica based soot

Heat treatment apparatus

Method of producing optical fiber preform and optical fiber

Optical fiber

Method of manufacturing preforms for optical fibres having low atte...

High chlorine content low attenuation optical fiber

Method of making an optical fiber preform and handle for use in mak...

Low loss optical fiber and method of making the same

Patents Applicationslast 30 patents

MANUFACTURING METHOD OF GLASS BASE MATERIAL FOR OPTICAL FIBER

METHOD FOR MAKING HALOGEN DOPED OPTICAL ELEMENT

METHOD FOR MANUFACTURING OPTICAL FIBER PREFORM

OPTICAL FIBER GLASS PREFORM AND METHOD FOR MANUFACTURING OPTICAL FI...

SYNTHETIC QUARTZ GLASS MANUFACTURING METHOD THROUGH OVD PROCESS WIT...

METHOD FOR MANUFACTURING OPTICAL FIBER GLASS PREFORM

OPTICAL FIBER GLASS PREFORM AND METHOD FOR MANUFACTURING OPTICAL FI...

MICROSTRUCTURED GLASS ARTICLES WITH AT LEAST 100 CORE ELEMENTS AND...

METHOD FOR MANUFACTURING OPTICAL FIBER PREFORM

OPTICAL FIBER WITH INCREASED BEND PERFORMANCE

METHOD OF SINTERING GLASS PREFORM WITH REDUCED HELIUM CONSUMPTION

MICROSTRUCTURED GLASS ARTICLES WITH AT LEAST 100 CORE ELEMENTS AND...

ORGANIC GERMANIA AND SILICA SOURCES FOR MAKING OPTICAL FIBER PREFORMS

METHOD FOR MANUFACTURING GLASS PREFORM

OPTICAL FIBER AND MANUFACUTURING METHOD THEREOF

METHOD OF PRODUCING OPTICAL FIBER PREFORM AND OPTICAL FIBER

OPTICAL FIBER

HALOGEN-DOPED SILICA PREFORMS FOR OPTICAL FIBERS

Viscocity-Reducing Dopants In Optical Fibers

OPTICAL FIBER

OPTICAL FIBER BASE MATERIAL MANUFACTURING METHOD, OPTICAL FIBER BAS...

METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND OPTICAL FIBER PRE...

OPTICAL FIBER PREFORMS WITH HALOGEN DOPING

OPTICAL FIBERS HAVING A VARYING CLAD INDEX AND METHODS OF FORMING SAME

METHOD OF MANUFACTURING PREFORMS FOR OPTICAL FIBRES HAVING LOW ATTE...

ROD BUNDLE AND METHOD OF MANUFACTURING OPTICAL FIBER

OPTICAL FIBERS HAVING A VARYING CLAD INDEX AND METHODS OF FORMING SAME

METHOD FOR PRODUCING GLASS PREFORM FOR OPTICAL FIBER

LOW LOSS OPTICAL FIBERS WITH FLUORINE AND CHLORINE CODOPED CORE REG...

OPTICAL TUBE WAVEGUIDE LASING MEDIUM AND RELATED METHOD