Kazuya Kuwahara

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical fiber
- Patent number 9,128,236
- Issue date Sep 8, 2015
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Grant
Optical fiber and optical transmission system
- Patent number 8,989,545
- Issue date Mar 24, 2015
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber, optical transmission system, and method of making op...
- Patent number 8,687,936
- Issue date Apr 1, 2014
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical communications system
- Patent number 8,346,041
- Issue date Jan 1, 2013
- Sumitomo Electric Industries, Ltd.
- Eisuke Sasaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communications system
- Patent number 8,145,024
- Issue date Mar 27, 2012
- Sumitomo Electric Industries, Ltd.
- Eisuke Sasaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of manufacturing optical fiber
- Patent number 6,935,139
- Issue date Aug 30, 2005
- Sumitomo Electric Industries
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber producing method
- Patent number 6,928,840
- Issue date Aug 16, 2005
- Sumitomo Electric Industries, Ltd.
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Drawing method of optical fiber and drawing furnace
- Patent number 6,907,757
- Issue date Jun 21, 2005
- Sumitomo Electric Industries, Ltd.
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber
- Patent number 6,853,784
- Issue date Feb 8, 2005
- Sumitomo Electric Industries, Ltd.
- Makoto Shimizu
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of controlling an upper portion of an optical fiber draw fur...
- Patent number 6,810,692
- Issue date Nov 2, 2004
- Sumitomo Electric Industries, Ltd.
- Toshiki Taru
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber drawing method and drawing furnace
- Patent number 6,735,983
- Issue date May 18, 2004
- Sumitomo Electric Industries, Ltd.
- Toshiki Taru
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber drawing furnace having adjustable partitions
- Patent number 6,668,592
- Issue date Dec 30, 2003
- Sumitomo Electric Industries, Ltd.
- Toshiki Taru
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber, method of making the same, and optical transmission...
- Patent number 6,567,597
- Issue date May 20, 2003
- Sumitomo Electric Industries, Ltd.
- Eisuke Sasaoka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber drawing furnace with a zig zag heating element
- Patent number 6,546,760
- Issue date Apr 15, 2003
- Sumitomo Electric Industries, Ltd.
- Ichiro Tsuchiya
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of making an optical fiber with an improved UV-curable resin
- Patent number 6,530,243
- Issue date Mar 11, 2003
- Sumitomo Electric Industries, Ltd.
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Manufacturing method of an optical fiber
- Patent number 6,502,428
- Issue date Jan 7, 2003
- Sumitomo Electric Industries, Ltd.
- Masashi Onishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for curing ultraviolet-curing resin
- Patent number 6,399,158
- Issue date Jun 4, 2002
- Sumitomo Electric Industries, Ltd.
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
NEGATIVE ELECTRODE MATERIAL FOR POWER STORAGE DEVICE, MANUFACTURING...
- Publication number 20170263386
- Publication date Sep 14, 2017
- Sumitomo Electric Industries, Ltd.
- Shinji Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FIBER FABRICATION METHOD
- Publication number 20150251945
- Publication date Sep 10, 2015
- Sumitomo Electric Industries, Ltd.
- Tetsuya NAKANISHI
- G02 - OPTICS
Information Patent Application
METHOD FOR FABRICATING POROUS CARBON MATERIAL
- Publication number 20150239740
- Publication date Aug 27, 2015
- Sumitomo Electric Industries, Ltd.
- Shinji Ishikawa
- C01 - INORGANIC CHEMISTRY
Information Patent Application
OPTICAL FIBER
- Publication number 20150160410
- Publication date Jun 11, 2015
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Tetsuya NAKANISHI
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER AND OPTICAL TRANSMISSION SYSTEM
- Publication number 20140056596
- Publication date Feb 27, 2014
- Sumitomo Electric Industries, Ltd.
- Tetsuya NAKANISHI
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER, OPTICAL TRANSMISSION SYSTEM, AND METHOD OF MAKING OP...
- Publication number 20130148934
- Publication date Jun 13, 2013
- Sumitomo Electric Industries, Ltd.
- Tetsuya NAKANISHI
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20130064513
- Publication date Mar 14, 2013
- Sumitomo Electric Industries, Ltd.
- Takuji NAGASHIMA
- G02 - OPTICS
Information Patent Application
METHOD OF MEASURING BENDING PERFORMANCE OF OPTICAL FIBER
- Publication number 20120236295
- Publication date Sep 20, 2012
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FIBER
- Publication number 20120230639
- Publication date Sep 13, 2012
- Sumitomo Electric Industries, Ltd.
- Toshiki TARU
- G02 - OPTICS
Information Patent Application
OPTICAL COMMUNICATIONS SYSTEM
- Publication number 20120148258
- Publication date Jun 14, 2012
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- EISUKE SASAOKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATIONS SYSTEM
- Publication number 20110044700
- Publication date Feb 24, 2011
- Sumitomo Electric Industries, Ltd.
- EISUKE SASAOKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISPERSION COMPENSATING MODULE
- Publication number 20100111486
- Publication date May 6, 2010
- Sumitomo Electric Industries, Ltd.
- Tetsuya HAYASHI
- G02 - OPTICS
Information Patent Application
Winding device and winding method of wire body
- Publication number 20060138271
- Publication date Jun 29, 2006
- Takashi Yamazaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Optical fiber making apparatus and method
- Publication number 20060101861
- Publication date May 18, 2006
- Sumitomo Electric Industries, Ltd.
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of and apparatus for producing optical fiber
- Publication number 20050066690
- Publication date Mar 31, 2005
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Taiichiro Yamashita
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of drawing optical fiber and apparatus for implementing the...
- Publication number 20040089025
- Publication date May 13, 2004
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Furnace and method for optical fiber wire driwing
- Publication number 20030205068
- Publication date Nov 6, 2003
- Sumitomo Electric Industries, Ltd.
- Toshiki Taru
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of producing optical fiber
- Publication number 20030010064
- Publication date Jan 16, 2003
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of manufacturing optical fiber
- Publication number 20020194881
- Publication date Dec 26, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Drawing method of optical fiber and drawing furnace
- Publication number 20020174692
- Publication date Nov 28, 2002
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical fiber
- Publication number 20020051612
- Publication date May 2, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Makoto Shimizu
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical fiber, method of making the same, and optical transmission...
- Publication number 20010046358
- Publication date Nov 29, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Eisuke Sasaoka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of making optical fiber
- Publication number 20010010162
- Publication date Aug 2, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Kazuya Kuwahara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical fiber making method and optical fiber making apparatus
- Publication number 20010003911
- Publication date Jun 21, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Kaoru Okuno
- C03 - GLASS MINERAL OR SLAG WOOL

Kazuya Kuwahara

Person

Patents Grantslast 30 patents

Optical fiber

Optical fiber and optical transmission system

Optical fiber, optical transmission system, and method of making op...

Optical communications system

Optical communications system

Method of manufacturing optical fiber

Optical fiber producing method

Drawing method of optical fiber and drawing furnace

Optical fiber

Method of controlling an upper portion of an optical fiber draw fur...

Optical fiber drawing method and drawing furnace

Optical fiber drawing furnace having adjustable partitions

Optical fiber, method of making the same, and optical transmission...

Optical fiber drawing furnace with a zig zag heating element

Method of making an optical fiber with an improved UV-curable resin

Manufacturing method of an optical fiber

Method and apparatus for curing ultraviolet-curing resin

Patents Applicationslast 30 patents

NEGATIVE ELECTRODE MATERIAL FOR POWER STORAGE DEVICE, MANUFACTURING...

OPTICAL FIBER FABRICATION METHOD

METHOD FOR FABRICATING POROUS CARBON MATERIAL

OPTICAL FIBER

OPTICAL FIBER AND OPTICAL TRANSMISSION SYSTEM

OPTICAL FIBER, OPTICAL TRANSMISSION SYSTEM, AND METHOD OF MAKING OP...

OPTICAL FIBER

METHOD OF MEASURING BENDING PERFORMANCE OF OPTICAL FIBER

OPTICAL FIBER

OPTICAL COMMUNICATIONS SYSTEM

OPTICAL COMMUNICATIONS SYSTEM

DISPERSION COMPENSATING MODULE

Winding device and winding method of wire body

Optical fiber making apparatus and method

Method of and apparatus for producing optical fiber

Method of drawing optical fiber and apparatus for implementing the...

Furnace and method for optical fiber wire driwing

Method of producing optical fiber

Method of manufacturing optical fiber

Drawing method of optical fiber and drawing furnace

Optical fiber

Optical fiber, method of making the same, and optical transmission...

Method of making optical fiber

Optical fiber making method and optical fiber making apparatus