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Norimasa Kushida
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Kanagawa, JP
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Patents Grants
last 30 patents
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Patent Grant
Light-emitting module
Patent number
6,874,954
Issue date
Apr 5, 2005
Sumitomo Electric Industries, Ltd.
Toshio Takagi
G02 - OPTICS
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Patent Grant
Optical module
Patent number
6,094,515
Issue date
Jul 25, 2000
Sumitomo Electric Industries, Ltd.
Atsushi Miki
G02 - OPTICS
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Patent Grant
Optical demultiplexing module, optical multiplexing module and hous...
Patent number
5,510,932
Issue date
Apr 23, 1996
Sumitomo Electric Industries, Ltd.
Hisao Go
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
Light-emitting module
Publication number
20040136662
Publication date
Jul 15, 2004
Toshio Takagi
G02 - OPTICS