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Haruhiko Aikawa
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Kanagawa, JP
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Patents Grants
last 30 patents
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
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
Method of curing coated optical fibers
Patent number
6,612,134
Issue date
Sep 2, 2003
Sumitomo Electric Industries, Ltd.
Koji Shimoda
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for producing glass thin film
Patent number
5,660,611
Issue date
Aug 26, 1997
Sumitomo Electric Industries, Ltd.
Shinji Ishikawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Apparatus and method of manufacturing fiber
Patent number
5,585,137
Issue date
Dec 17, 1996
Sumitomo Electric Industries, Ltd.
Motonori Nakamura
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for fabricating an optical waveguide
Patent number
5,556,442
Issue date
Sep 17, 1996
Sumitomo Electric Industries, Ltd.
Hiroo Kanamori
G02 - OPTICS
Information
Patent Grant
Optical waveguide and method of fabricating the same
Patent number
5,551,966
Issue date
Sep 3, 1996
Sumitomo Electric Industries, Ltd.
Chisai Hirose
G02 - OPTICS
Information
Patent Grant
Method for producing a glass thin film with controlloing an oxide v...
Patent number
5,503,650
Issue date
Apr 2, 1996
Sumitomo Electric Industries, Ltd.
Shinji Ishikawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for fabricating an optical waveguide
Patent number
5,385,594
Issue date
Jan 31, 1995
Sumitomo Electric Industries, Ltd.
Hiroo Kanamori
G02 - OPTICS
Information
Patent Grant
Spectroanalyzer correcting for deterioration of transmissibility
Patent number
5,357,334
Issue date
Oct 18, 1994
Sumitomo Electric Industries Ltd.
Yoichi Ishiguro
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for the production of hermetically coated optical fiber
Patent number
5,352,261
Issue date
Oct 4, 1994
Sumitomo Electric Industries, Ltd.
Haruhiko Aikawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for manufacturing a hermetically coated optical fiber
Patent number
5,348,564
Issue date
Sep 20, 1994
Sumitomo Electric Industries, Ltd.
Haruhiko Aikawa
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus of manufacturing hermetic coating optical fiber
Patent number
5,338,328
Issue date
Aug 16, 1994
Sumitomo Electric Industries, Ltd.
Haruhiko Aikawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of manufacturing hermetic coating optical fiber
Patent number
5,296,011
Issue date
Mar 22, 1994
Sumitomo Electric Industries, Ltd.
Haruhiko Aikawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing hermetic coated optical fiber
Patent number
5,281,247
Issue date
Jan 25, 1994
Sumitomo Electric Industries, Ltd.
Haruhiko Aikawa
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Quartz optical waveguide and method for producing the same
Patent number
5,243,677
Issue date
Sep 7, 1993
Sumitomo Electric Industries, Ltd.
Hiroo Kanamori
G02 - OPTICS
Information
Patent Grant
Method and apparatus for optically measuring the thickness of a coa...
Patent number
5,208,645
Issue date
May 4, 1993
Sumitomo Electric Industries, Ltd.
Akira Inoue
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for producing hermetic coated optical fiber
Patent number
5,194,080
Issue date
Mar 16, 1993
Sumitomo Electric Industries, Ltd.
Haruhiko Aikawa
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Quartz optical waveguide and method for producing the same
Patent number
5,193,137
Issue date
Mar 9, 1993
Sumitomo Electric Industries, Ltd.
Sumio Hoshino
G02 - OPTICS
Information
Patent Grant
Quartz optical waveguide and method for producing the same
Patent number
5,179,614
Issue date
Jan 12, 1993
Sumitomo Electric Industries, Ltd.
Hiroo Kanamori
G02 - OPTICS
Patents Applications
last 30 patents
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 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
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