Yuichi Ohga

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical fiber and manufacturing method thereof
- Patent number 7,486,862
- Issue date Feb 3, 2009
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Dispersion compensating optical fiber, dispersion compensating devi...
- Patent number 7,194,171
- Issue date Mar 20, 2007
- Sumitomo Electric Industries, Ltd.
- Masao Tsukitani
- G02 - OPTICS
Information Patent Grant
Burner for synthesizing glass particles and method for producing po...
- Patent number 7,143,608
- Issue date Dec 5, 2006
- Sumitomo Electric Industries, Ltd.
- Tadashi Enomoto
- 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
Method of producing optical fiber preform
- Patent number 6,895,783
- Issue date May 24, 2005
- Sumitomo Electric Industries, Ltd.
- Toshihiro Ohishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing optical fiber preform
- Patent number 6,889,529
- Issue date May 10, 2005
- Sumitomo Electric Industries, Ltd.
- Toshihiro Ooishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus and method for making optical fiber
- Patent number 6,851,282
- Issue date Feb 8, 2005
- Sumitomo Electric Industries, Ltd.
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for dehydrating and consolidating an optical fiber prefor...
- Patent number 6,845,636
- Issue date Jan 25, 2005
- Sumitomo Electric Industries, Ltd.
- Takashi Yamazaki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for producing soot body
- Patent number 6,837,077
- Issue date Jan 4, 2005
- Sumitomo Electric Industries, Ltd.
- Motonori Nakamura
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Fluorine-containing glass
- Patent number 6,807,823
- Issue date Oct 26, 2004
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing glass particles deposit
- Patent number 6,748,769
- Issue date Jun 15, 2004
- Sumitomo Electric Industries, Ltd.
- Toshihiro Ooishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Burner for synthesizing glass particles and method for producing po...
- Patent number 6,725,690
- Issue date Apr 27, 2004
- Sumitomo Electric Industries, Ltd.
- Tadashi Enomoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber splicing method and optical fiber
- Patent number 6,705,772
- Issue date Mar 16, 2004
- Sumitomo Electric Industries, Ltd.
- Motonori Nakamura
- G01 - MEASURING TESTING
Information Patent Grant
Method of splicing two optical fibers
- Patent number 6,550,985
- Issue date Apr 22, 2003
- Sumitomo Electric Industries, Ltd.
- Motonori Nakamura
- G02 - OPTICS
Information Patent Grant
Optical fiber for optical amplifier, optical fiber amplifier and op...
- Patent number 6,490,078
- Issue date Dec 3, 2002
- Sumitomo Electric Industries, Ltd.
- Tadashi Enomoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dispersion compensating optical fiber and optical transmission line
- Patent number 6,466,721
- Issue date Oct 15, 2002
- Sumitomo Electric Industries, Ltd.
- Masao Tsukitani
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 6,427,044
- Issue date Jul 30, 2002
- Sumitomo Electric Industries, Ltd.
- Eiji Yanada
- G02 - OPTICS
Information Patent Grant
Optical fiber and method of making the same
- Patent number 6,400,878
- Issue date Jun 4, 2002
- Sumitomo Electric Industries, Ltd.
- Katsuya Nagayama
- G02 - OPTICS
Information Patent Grant
Process for producing optical fiber preform
- Patent number 6,324,871
- Issue date Dec 4, 2001
- Sumitomo Electric Industries, Ltd.
- Motonori Nakamura
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for manufacturing porous glass preform
- Patent number 6,301,936
- Issue date Oct 16, 2001
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing glass preform
- Patent number 6,050,108
- Issue date Apr 18, 2000
- Sumitomo Electric Industries, Ltd.
- Tomohiro Ishihara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for drawing glass preform for optical fiber
- Patent number 5,788,734
- Issue date Aug 4, 1998
- Sumitomo Electric Industries, Ltd.
- Sumio Hoshino
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass body for optical fiber method of selecting the same optical f...
- Patent number 5,763,081
- Issue date Jun 9, 1998
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- G02 - OPTICS
Information Patent Grant
Method for elongating glass preform
- Patent number 5,755,849
- Issue date May 26, 1998
- Sumitomo Electric Industries, Ltd.
- Sumio Hoshino
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for production of glass preform for optical fiber including...
- Patent number 5,693,115
- Issue date Dec 2, 1997
- Sumitomo Electric Industries, Ltd.
- Masumi Ito
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for flame abrasion of glass preform
- Patent number 5,685,889
- Issue date Nov 11, 1997
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for drawing glass preform for optical fiber
- Patent number 5,674,306
- Issue date Oct 7, 1997
- Sumitomo Electric Industries, Ltd.
- Sumio Hoshino
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for flame abrasion of glass preform
- Patent number 5,674,305
- Issue date Oct 7, 1997
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for vitrifying soot preform for optical fiber
- Patent number 5,513,983
- Issue date May 7, 1996
- Sumitomo Electric Industries, Inc.
- Masumi Ito
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
UV light-permeable glass and article comprising the same
- Patent number 5,474,589
- Issue date Dec 12, 1995
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical Fiber And Manufacturing Method Thereof
- Publication number 20080107385
- Publication date May 8, 2008
- Yuichi Ohga
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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 manufacturing glass tube and apparatus of manufacturing g...
- Publication number 20050262875
- Publication date Dec 1, 2005
- Kohji Kusunoki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of producing higher-purity glass element, high-purity glass...
- Publication number 20050081565
- Publication date Apr 21, 2005
- Sumitomo Electric Industrial Co. Ltd,
- Shuichiro Kato
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of producing glass particle-deposited body
- Publication number 20040172977
- Publication date Sep 9, 2004
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Motonori Nakamura
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Burner for synthesizing glass particles and method for producing po...
- Publication number 20040168472
- Publication date Sep 2, 2004
- Sumitomo Electric Industries, Ltd.
- Tadashi Enomoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and device for manufacturing glass tube
- Publication number 20040129030
- Publication date Jul 8, 2004
- Haruyoshi Tanada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for producing optical fiber base material
- Publication number 20040093905
- Publication date May 20, 2004
- Motonori Nakamura
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Dispersion compensating optical fiber, dispersion compensating devi...
- Publication number 20030156809
- Publication date Aug 21, 2003
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Masao Tsukitani
- G02 - OPTICS
Information Patent Application
Method and system for producing deposit of fine glass particles
- Publication number 20030101770
- Publication date Jun 5, 2003
- Motonori Nakamura
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Fluorine-containing glass
- Publication number 20030096693
- Publication date May 22, 2003
- Sumitomo Electric Industries, Ltd.
- Yuichi Ohga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Dispersion compensating optical fiber and optical transmission line
- Publication number 20030086671
- Publication date May 8, 2003
- Masao Tsukitani
- G02 - OPTICS
Information Patent Application
Method for producing soot body
- Publication number 20030070450
- Publication date Apr 17, 2003
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Motonori Nakamura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Optical fiber splicing method and optical fiber
- Publication number 20020181904
- Publication date Dec 5, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Motonori Nakamura
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for elongating optical fiber preform
- Publication number 20020139150
- Publication date Oct 3, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Yoshio Yokoyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of forming soot preform
- Publication number 20020116955
- Publication date Aug 29, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Tadashi Enomoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Methods and apparatus for drawing optical fiber
- Publication number 20020078715
- Publication date Jun 27, 2002
- Sumitomo Electric Industries, Ltd.
- Tomohiro Ishihara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of producing optical fiber preform
- Publication number 20020081377
- Publication date Jun 27, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Toshihiro Ohishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of manufacturing optical fiber preform
- Publication number 20020073737
- Publication date Jun 20, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Toshihiro Ooishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method and apparatus for making optical fiber preform
- Publication number 20020073743
- Publication date Jun 20, 2002
- Motonori Nakamura
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of producing glass particles deposit
- Publication number 20020062666
- Publication date May 30, 2002
- Toshihiro Ooishi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Burner for synthesizing glass particles and method for producing po...
- Publication number 20020062659
- Publication date May 30, 2002
- Tadashi Enomoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Apparatus and method for making optical fiber
- Publication number 20020059816
- Publication date May 23, 2002
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical fiber and method of making the same
- Publication number 20020044753
- Publication date Apr 18, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Katsuya Nagayama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Fluorine-containing glass
- Publication number 20020037797
- Publication date Mar 28, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Yuichi Ohga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Apparatus for dehydrating and consolidating an optical fiber prefor...
- Publication number 20020029592
- Publication date Mar 14, 2002
- Takashi Yamazaki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of fabricating optical fiber apparatus, and the optical fibe...
- Publication number 20010041036
- Publication date Nov 15, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Motonori Nakamura
- G02 - OPTICS
Information Patent Application
Method of fabricating optical fiber apparatus, and the optical fibe...
- Publication number 20010041037
- Publication date Nov 15, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Motonori Nakamura
- G02 - OPTICS
Information Patent Application
Optical fiber for optical amplifier, optical fiber amplifier and op...
- Publication number 20010026396
- Publication date Oct 4, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Tadashi Enomoto
- H01 - BASIC ELECTRIC ELEMENTS

Yuichi Ohga

Person

Patents Grantslast 30 patents

Optical fiber and manufacturing method thereof

Dispersion compensating optical fiber, dispersion compensating devi...

Burner for synthesizing glass particles and method for producing po...

Optical fiber producing method

Method of producing optical fiber preform

Method of manufacturing optical fiber preform

Apparatus and method for making optical fiber

Apparatus for dehydrating and consolidating an optical fiber prefor...

Method for producing soot body

Fluorine-containing glass

Method of producing glass particles deposit

Burner for synthesizing glass particles and method for producing po...

Optical fiber splicing method and optical fiber

Method of splicing two optical fibers

Optical fiber for optical amplifier, optical fiber amplifier and op...

Dispersion compensating optical fiber and optical transmission line

Optical fiber

Optical fiber and method of making the same

Process for producing optical fiber preform

Apparatus for manufacturing porous glass preform

Method for producing glass preform

Method for drawing glass preform for optical fiber

Glass body for optical fiber method of selecting the same optical f...

Method for elongating glass preform

Process for production of glass preform for optical fiber including...

Method for flame abrasion of glass preform

Method and apparatus for drawing glass preform for optical fiber

Method for flame abrasion of glass preform

Apparatus for vitrifying soot preform for optical fiber

UV light-permeable glass and article comprising the same

Patents Applicationslast 30 patents

Optical Fiber And Manufacturing Method Thereof

Optical fiber making apparatus and method

Method of manufacturing glass tube and apparatus of manufacturing g...

Method of producing higher-purity glass element, high-purity glass...

Method of producing glass particle-deposited body

Burner for synthesizing glass particles and method for producing po...

Method and device for manufacturing glass tube

Method for producing optical fiber base material

Dispersion compensating optical fiber, dispersion compensating devi...

Method and system for producing deposit of fine glass particles

Fluorine-containing glass

Dispersion compensating optical fiber and optical transmission line

Method for producing soot body

Optical fiber splicing method and optical fiber

Method and apparatus for elongating optical fiber preform

Method of forming soot preform

Methods and apparatus for drawing optical fiber

Method of producing optical fiber preform

Method of manufacturing optical fiber preform

Method and apparatus for making optical fiber preform

Method of producing glass particles deposit

Burner for synthesizing glass particles and method for producing po...

Apparatus and method for making optical fiber

Optical fiber and method of making the same

Fluorine-containing glass

Apparatus for dehydrating and consolidating an optical fiber prefor...

Method of fabricating optical fiber apparatus, and the optical fibe...

Method of fabricating optical fiber apparatus, and the optical fibe...

Optical fiber for optical amplifier, optical fiber amplifier and op...