Membership
Tour
Register
Log in
Means for reducing the diameter of rods or tubes by drawing
Follow
Industry
CPC
C03B37/0124
This industry / category may be too specific. Please go to a parent level for more data
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
C03B37/0124
Means for reducing the diameter of rods or tubes by drawing
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Methods for producing a hollow-core fiber and for producing a prefo...
Patent number
12,099,234
Issue date
Sep 24, 2024
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Vacuum-based methods of forming a cane-based optical fiber preform...
Patent number
12,091,350
Issue date
Sep 17, 2024
Corning Incorporated
Rostislav Radiyevich Khrapko
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
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
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
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
Method for sintering of optical fibre preform
Patent number
11,634,351
Issue date
Apr 25, 2023
STERLITE TECHNOLOGIES LIMITED
Hima Harode
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method to prevent cracks in optical fiber preforms
Patent number
11,577,982
Issue date
Feb 14, 2023
Corning Incorporated
Paul Andrew Chludzinski
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for preform or tube drawing based on its viscosity
Patent number
11,454,580
Issue date
Sep 27, 2022
HERAEUS QUARTZ NORTH AMERICA LLC
Georges Levon Fattal
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Device, system, and method for forming a core-rod for optical fibers
Patent number
11,407,670
Issue date
Aug 9, 2022
Draka Comteq B.V.
Igor Milicevic
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Upward collapse process and apparatus for making glass preforms
Patent number
11,405,107
Issue date
Aug 2, 2022
HERAEUS QUARTZ NORTH AMERICA LLC
Qiulin Ma
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for elongating glass preform for optical fiber
Patent number
11,384,005
Issue date
Jul 12, 2022
Shin-Etsu Chemical Co., Ltd.
Ryo Mitta
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Vacuum-based methods of forming a cane-based optical fiber preform...
Patent number
11,370,689
Issue date
Jun 28, 2022
Corning Incorporated
Rostislav Radiyevich Khrapko
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
Method for producing a glass-fibre preform with a core of a polygon...
Patent number
11,242,276
Issue date
Feb 8, 2022
LEONI Kabel GmbH
Wolfgang Hämmerle
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Perforated quartz glass tube and method for manufacturing perforate...
Patent number
11,021,388
Issue date
Jun 1, 2021
NAKAHARA OPTO-ELECTRONICS LABORATORIES, INC.
Motohiro Nakahara
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Systems and methods for drawing high aspect ratio metallic glass-ba...
Patent number
10,941,472
Issue date
Mar 9, 2021
Metal Morphing Technologies, Inc.
Thomas M. Hodges
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for preparing a primary preform by etching and collapsing a...
Patent number
10,730,784
Issue date
Aug 4, 2020
Draka Comteq BV
Igor Milicevic
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical fiber preform
Patent number
10,723,650
Issue date
Jul 28, 2020
Sumitomo Electric Industries, Ltd.
Keisei Morita
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for efficiently preparing doped optical fibre preform and do...
Patent number
10,689,287
Issue date
Jun 23, 2020
FIBERHOME TELECOMMUNICATION TECHNOLOGIES CO., LTD
Cheng Du
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
Production method for multicore optical fiber
Patent number
10,590,024
Issue date
Mar 17, 2020
Sumitomo Electric Industries, Ltd.
Takuji Nagashima
G02 - OPTICS
Information
Patent Grant
Formation of elongated glass components with low bow using a grippe...
Patent number
10,590,022
Issue date
Mar 17, 2020
HERAEUS QUARTZ NORTH AMERICA LLC
Georges Levon Fattal
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical fiber
Patent number
10,550,030
Issue date
Feb 4, 2020
Sumitomo Electric Industries, Ltd.
Hirotaka Sakuma
G02 - OPTICS
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
Method for inserting a core rod into an outer cladding tube with sp...
Patent number
10,464,837
Issue date
Nov 5, 2019
HERAEUS QUARTZ NORTH AMERICA LLC
Alexander Rudl
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Low-latency, hollow-core optical fiber with total internal reflecti...
Patent number
10,416,376
Issue date
Sep 17, 2019
Raytheon Company
Robert W. Byren
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for producing a substrate tube of quartz glass
Patent number
10,322,962
Issue date
Jun 18, 2019
Heraeus Quarzglas GmbH & Co. KG
Oliver Ganz
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Low-latency, hollow-core optical fiber with total internal reflecti...
Patent number
10,302,858
Issue date
May 28, 2019
Raytheon Company
Robert W. Byren
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Plant for producing an elongate element usable for producing an opt...
Patent number
10,221,087
Issue date
Mar 5, 2019
Prysmian Cavi E Sistemi Energia S.r.L.
Marco Antonio Caiata
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND METHOD OF MANUFAC...
Publication number
20240383796
Publication date
Nov 21, 2024
FURUKAWA ELECTRIC CO., LTD.
Keiichi AISO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR PRODUCING OPTICAL FIBER, AND OPTICAL FIBER
Publication number
20240375991
Publication date
Nov 14, 2024
Sumitomo Electric Industries, Ltd.
Shinji ISHIKAWA
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL FIBER MANUFACTURING METHOD AND OPTICAL FIBER MANUFACTURING...
Publication number
20240228359
Publication date
Jul 11, 2024
FUJIKURA LTD.
Tomoyasu Honda
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
PROCESS OF MAKING MULTI-CORE FIBER PREFORM BY INTEGRATING CORE RODS...
Publication number
20240217860
Publication date
Jul 4, 2024
Heraeus Quartz North America LLC
Qiulin MA
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
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
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
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
RECOVERY AND REUSE METHOD OF QUARTZ POWDER WASTE IN OUTSIDE-OF-TUBE...
Publication number
20230167016
Publication date
Jun 1, 2023
JIANGSU ETERN OPTICAL FIBER TECHNOLOGY CO., LTD.
Hongda CHEN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
OPTICAL FIBRE PREFORM AND METHOD OF MANUFACTURING THEREOF
Publication number
20230061100
Publication date
Mar 2, 2023
Sterlite Technologies Limited
Badri Gomatam
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR PROCESSING GLASS FILAMENT
Publication number
20230011708
Publication date
Jan 12, 2023
LUMENISITY LIMITED
Seyed Reza SANDOGHCHI
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220357506
Publication date
Nov 10, 2022
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
PREFORM ASSEMBLY FOR DRAWING MULTICORE OR HOLEY OPTICAL FIBRE AND M...
Publication number
20220315474
Publication date
Oct 6, 2022
Sterlite Technologies Limited
Anand Pandey
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
VACUUM-BASED METHODS OF FORMING A CANE-BASED OPTICAL FIBER PREFORM...
Publication number
20220306516
Publication date
Sep 29, 2022
Corning Incorporated
Rostislav Radiyevich Khrapko
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220291443
Publication date
Sep 15, 2022
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
UPWARD COLLAPSE PROCESS AND APPARATUS FOR MAKING GLASS PREFORMS
Publication number
20220286204
Publication date
Sep 8, 2022
Heraeus Quartz North America LLC
Qiulin Ma
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220267192
Publication date
Aug 25, 2022
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220244453
Publication date
Aug 4, 2022
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220242773
Publication date
Aug 4, 2022
Manuel Rosenberger
G02 - OPTICS
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220234936
Publication date
Jul 28, 2022
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFO...
Publication number
20220227658
Publication date
Jul 21, 2022
Heraeus Quarzglas GmbH & Co. KG
Manuel Rosenberger
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL FIBER GLASS PREFORM AND METHOD FOR DRAWING OPTICAL FIBER GL...
Publication number
20220055939
Publication date
Feb 24, 2022
Shin-Etsu Chemical Co., Ltd.
Ryo MITTA
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR SINTERING OF OPTICAL FIBRE PREFORM
Publication number
20210070647
Publication date
Mar 11, 2021
Sterlite Technologies Limited
Hima Harode
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR SINTERING OF AN OPTICAL FIBRE PREFORM
Publication number
20210047224
Publication date
Feb 18, 2021
Sterlite Technologies Limited
Subhanshu Aggarwal
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
DRAWING SYSTEM FOR POLYGONAL OPTICAL FIBER
Publication number
20200399162
Publication date
Dec 24, 2020
SUCCESS PRIME CORPORATION
KUEI-HUANG CHOU
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
METHOD FOR ELONGATING GLASS PREFORM FOR OPTICAL FIBER
Publication number
20200283327
Publication date
Sep 10, 2020
Shin-Etsu Chemical Co., Ltd.
Ryo MITTA
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
SYSTEM AND METHODS FOR PROCESSING AN OPTICAL FIBER PREFORM
Publication number
20200283329
Publication date
Sep 10, 2020
Corning Incorporated
Raymond David Groh
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
VACUUM-BASED METHODS OF FORMING A CANE-BASED OPTICAL FIBER PREFORM...
Publication number
20200277219
Publication date
Sep 3, 2020
Corning Incorporated
Rostislav Radiyevich Khrapko
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
METHOD FOR PRODUCING A GLASS-FIBRE PREFORM WITH A CORE OF A POLYGON...
Publication number
20200180995
Publication date
Jun 11, 2020
LEONI Kabel GmbH
Wolfgang Hämmerle
C03 - GLASS MINERAL OR SLAG WOOL