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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of making an optical fiber array and apparatus for making an...
Patent number
6,299,361
Issue date
Oct 9, 2001
Sumitomo Electric Industries, Ltd.
Takashi Sasaki
G02 - OPTICS
Information
Patent Grant
Optical waveguide module with reinforcing member and buffer protector
Patent number
5,999,674
Issue date
Dec 7, 1999
Sumitomo Electric Industries, Ltd.
Dai Yui
G02 - OPTICS
Information
Patent Grant
Optical device module and method for manufacturing the same
Patent number
5,696,860
Issue date
Dec 9, 1997
Sumitomo Electric Industries, Ltd.
Shigeru Semura
G02 - OPTICS
Information
Patent Grant
Package with optical waveguide module mounted therein
Patent number
5,673,345
Issue date
Sep 30, 1997
Sumitomo Electric Industries, Ltd.
Masahide Saito
G02 - OPTICS
Information
Patent Grant
Coupling structure of optical fibers and optical waveguides
Patent number
5,513,290
Issue date
Apr 30, 1996
Sumitomo Electric Industries, Ltd.
Shinji Ishikawa
G02 - OPTICS
Information
Patent Grant
Optical waveguide module and method of manufacturing the same
Patent number
5,481,632
Issue date
Jan 2, 1996
Sumitomo Electric Industries, Ltd.
Shigeru Hirai
G02 - OPTICS
Information
Patent Grant
Method for assembling optical isolator and method for measuring iso...
Patent number
5,471,306
Issue date
Nov 28, 1995
Sumitomo Electric Industries, Ltd.
Dai Yui
G02 - OPTICS
Information
Patent Grant
Optical waveguide module having a waveguide affixed thereto at a fi...
Patent number
5,463,708
Issue date
Oct 31, 1995
Sumitomo Electric Industries, Ltd.
Dai Yui
G02 - OPTICS
Information
Patent Grant
Optical waveguide module
Patent number
5,444,804
Issue date
Aug 22, 1995
Sumitomo Electric Industries, Ltd.
Dai Yui
G02 - OPTICS
Information
Patent Grant
Optical isolator
Patent number
5,408,491
Issue date
Apr 18, 1995
Sumitomo Electric Industries, Ltd.
Shigeru Hirai
G02 - OPTICS