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Manufacture of preforms for drawing fibres or filaments
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Industry
CPC
C03B37/012
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Parent Industries
C
CHEMISTRY METALLURGY
C03
Glass mineral
C03B
MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B37/00
Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
Current Industry
C03B37/012
Manufacture of preforms for drawing fibres or filaments
Industries
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People
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Impact
Patents Grants
last 30 patents
Information
Patent Grant
Optical fibers and production methods therefor
Patent number
11,999,645
Issue date
Jun 4, 2024
ASML Netherlands B.V.
Robbert Edgar Van Leeuwen
G01 - MEASURING TESTING
Information
Patent Grant
Preparation method for tungsten/gadolinium oxide functional fiber h...
Patent number
11,987,886
Issue date
May 21, 2024
NANTONG UNIVERSITY
Lirong Yao
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatuses for scattering light and methods of forming apparatuses...
Patent number
11,982,835
Issue date
May 14, 2024
nLIGHT, Inc.
Manoj Kanskar
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Molding device and molding method for optical fiber preform
Patent number
11,970,420
Issue date
Apr 30, 2024
CHINA JILIANG UNIVERSITY
Shiqing Xu
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Coherent imaging fibre and method
Patent number
11,970,419
Issue date
Apr 30, 2024
The University Court of the University of Edinburgh
Harry A. C. Wood
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for fabricating an optical fibre preform
Patent number
11,964,899
Issue date
Apr 23, 2024
University of Southampton
Natalie Wheeler
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for manufacturing a glass filter
Patent number
11,957,162
Issue date
Apr 16, 2024
R.Y.L. INC.
Suk Hwan Ou
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Increase in silicon content in the preparation of quartz glass
Patent number
11,952,303
Issue date
Apr 9, 2024
Heraeus Quarzglas GmbH & Co. KG
Nigel Robert Whippey
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Laser system using low-chlorine hollow core optical fiber
Patent number
11,947,160
Issue date
Apr 2, 2024
NKT Photonics A/S
Jens Kristian Lyngsø
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Methods for producing a hollow-core fiber and for producing a prefo...
Patent number
11,940,648
Issue date
Mar 26, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Infrared-transmitting, polarization-maintaining optical fiber and m...
Patent number
11,912,606
Issue date
Feb 27, 2024
The Government of the United States of America, as represented by the Secreta...
Daniel J. Gibson
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical fibers, methods of their formation, and methods of their use
Patent number
11,867,943
Issue date
Jan 9, 2024
Spectra WAVE, Inc.
Martin F. Seifert
G02 - OPTICS
Information
Patent Grant
Method for producing a preform for producing a multicore fibre and...
Patent number
11,866,360
Issue date
Jan 9, 2024
J-Fiber GmbH
Wolfgang Haemmerle
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Glass with high refractive index for fiber optic imaging element wi...
Patent number
11,858,846
Issue date
Jan 2, 2024
CHINA BUILDING MATERIALS ACADEMY
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Elongation method and preform for producing an optical glass component
Patent number
11,840,472
Issue date
Dec 12, 2023
HERAEUS QUARTZ NORTH AMERICA LLC
Qiulin Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Optical fiber preform production method, optical fiber preform, and...
Patent number
11,834,365
Issue date
Dec 5, 2023
Fujikura Ltd.
Yoshimichi Amma
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Manufacturing method for preform of multi-core fiber and manufactur...
Patent number
11,820,695
Issue date
Nov 21, 2023
Sumitomo Electric Industries, Ltd.
Takuji Nagashima
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Upward collapse process and apparatus for making glass preforms
Patent number
11,811,453
Issue date
Nov 7, 2023
HERAEUS QUARTZ NORTH AMERICA LLC
Qiulin Ma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical fiber with variable absorption
Patent number
11,808,970
Issue date
Nov 7, 2023
Lumentum Operations LLC
Vincent Petit
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fiber optic imaging element with medium-expansion and fabrication m...
Patent number
11,802,071
Issue date
Oct 31, 2023
CHINA BUILDING MATERIALS ACADEMY
Lei Zhang
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
Spool-free fiber optic cable configuration for cable installation o...
Patent number
11,787,736
Issue date
Oct 17, 2023
Meta Platforms, Inc.
Karthik Yogeeswaran
G02 - OPTICS
Information
Patent Grant
Method for fabrication of sleeveless photonic crystal canes with an...
Patent number
11,787,727
Issue date
Oct 17, 2023
Lawrence Livermore National Security, LLC
Derrek Reginald Drachenberg
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
Basic additives for silica soot compacts and methods for forming op...
Patent number
11,724,954
Issue date
Aug 15, 2023
Corning Incorporated
Steven Bruce Dawes
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
System and methods for processing an optical fiber preform
Patent number
11,713,272
Issue date
Aug 1, 2023
Corning Incorporated
Raymond David Groh
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Preparation of a quartz glass body in a multi-chamber oven
Patent number
11,708,290
Issue date
Jul 25, 2023
Heraeus Quarzglas GmbH & Co. KG
Matthias Otter
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus for optical fiber manufacturing process
Patent number
11,685,686
Issue date
Jun 27, 2023
Prime Optical Fiber Corporation
Hen-Tai Shang
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
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR FABRICATING AN OPTICAL FIBRE PREFORM
Publication number
20240190754
Publication date
Jun 13, 2024
UNIVERSITY OF SOUTHAMPTON
Natalie WHEELER
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
HOLLOW CORE OPTICAL FIBERS AND METHODS OF MAKING
Publication number
20240150218
Publication date
May 9, 2024
Corning Incorporated
Paulo Clovis Dainese
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
HOLLOW CORE OPTICAL FIBERS AND METHODS OF MAKING
Publication number
20240150219
Publication date
May 9, 2024
Corning Incorporated
Paulo Clovis Dainese
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
CONTROLLING REFRACTIVE INDEX PROFILE DURING FIBER PREFORM MANUFACTU...
Publication number
20240134113
Publication date
Apr 25, 2024
Lumentum Operations LLC
Peter HOFMANN
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR PRODUCING A PREFORM FOR AN ANTI-RESONANT HOLLOW-CORE FIB...
Publication number
20240101464
Publication date
Mar 28, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel ROSENBERGER
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
ERBIUM-DOPED FIBER AND PREPARATION METHOD FOR ERBIUM-DOPED FIBER
Publication number
20240097395
Publication date
Mar 21, 2024
Huawei Technologies Co., Ltd
Yehui LIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PREPARATION METHOD FOR TUNGSTEN/GADOLINIUM OXIDE FUNCTIONAL FIBER H...
Publication number
20240093374
Publication date
Mar 21, 2024
NANTONG UNIVERSITY
Lirong YAO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
FABRICATION METHOD AND USE OF F40 mm LARGE-SIZE AND HIGH-CONTRAST
Publication number
20240092679
Publication date
Mar 21, 2024
China Building Materials Academy Co.,Ltd.
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD OF MANUFACTURING A PREFORM OF AN ANTIRESONANT HOLLOW CORE FIBRE
Publication number
20240092680
Publication date
Mar 21, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel ROSENBERGER
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
POLARIZATION MAINTAINING OPTICAL FIBER AND POLARIZATION MAINTAINING...
Publication number
20240085618
Publication date
Mar 14, 2024
Sumitomo Electric Industries, Ltd.
Tetsuya HAYASHI
G02 - OPTICS
Information
Patent Application
MICROSTRUCTURED OPTICAL FIBER AND PREFORM FOR SAME
Publication number
20240069272
Publication date
Feb 29, 2024
Heraeus Quarzglas GmbH & Co. KG
Christian NEUMANN
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL FIBER PREFORM PRODUCTION METHOD, OPTICAL FIBER PREFORM, AND...
Publication number
20240051865
Publication date
Feb 15, 2024
FUJIKURA LTD.
Yoshimichi Amma
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
ANTI-RESONANCE ELEMENT PREFORM FOR PRODUCING AN ANTI-RESONANT HOLLO...
Publication number
20240043312
Publication date
Feb 8, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel ROSENBERGER
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
COUNTERWEIGHT AND ATTACHMENT COMPOUND
Publication number
20240043311
Publication date
Feb 8, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel ROSENBERGER
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
ALKALI DOPED OPTICAL FIBER WITH REDUCED ATTENUATION
Publication number
20240043313
Publication date
Feb 8, 2024
Corning Incorporated
Sushmit Sunil Kumar Goyal
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
HOLLOW-CORE OPTICAL FIBERS AND METHODS FOR PRODUCING THE SAME
Publication number
20240034664
Publication date
Feb 1, 2024
Corning Incorporated
Paulo Clovis Dainese
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
Soot-Free Production Process of Preforms for Structured Fibers
Publication number
20240034665
Publication date
Feb 1, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel ROSENBERGER
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
HOLLOW-CORE MICROSTRUCTURE OPTICAL FIBER PREFORM, OPTICAL FIBER AND...
Publication number
20240019630
Publication date
Jan 18, 2024
YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK LIMITED COMPANY
Peng LI
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR PRODUCING A PREFORM FOR PRODUCING A MULTICORE FIBRE AND...
Publication number
20230416139
Publication date
Dec 28, 2023
J-Fiber GmbH
WOLFGANG HAEMMERLE
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
MULTI-CORE OPTICAL FIBER PREFORM, MULTI-CORE OPTICAL FIBER PREFORM...
Publication number
20230382779
Publication date
Nov 30, 2023
FUJIKURA LTD.
Ryohei Fukumoto
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
HIGH MODULUS FIBERGLASS COMPOSITION WITH REDUCED ENERGY CONSUMPTION
Publication number
20230331621
Publication date
Oct 19, 2023
Owens Corning Intellectual Capital, LLC
Michelle Korwin-Edson
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL FIBERS WITH IMPROVED BEND PERFORMANCE AND MANUFACTURING MET...
Publication number
20230324602
Publication date
Oct 12, 2023
Sterlite Technologies Limited
Apeksha Malviya
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
PRODUCTION METHOD FOR OPTICAL FIBER BASE MATERIAL, AND OPTICAL FIBE...
Publication number
20230322605
Publication date
Oct 12, 2023
Sumitomo Electric Industries, Ltd.
Hirotaka SAKUMA
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
MOLDING DEVICE AND MOLDING METHOD FOR OPTICAL FIBER PREFORM
Publication number
20230312391
Publication date
Oct 5, 2023
China Jiliang University
Shiqing Xu
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
SYSTEM AND METHODS FOR PROCESSING AN OPTICAL FIBER PREFORM
Publication number
20230312390
Publication date
Oct 5, 2023
Corning Incorporated
Raymond David Groh
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
OPTICAL FIBER
Publication number
20230266523
Publication date
Aug 24, 2023
Sumitomo Electric Industries, Ltd.
Hirotaka SAKUMA
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Glass with High Refractive Index for Fiber Optic Imaging Element wi...
Publication number
20230242436
Publication date
Aug 3, 2023
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL