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Tadashi Soga
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Kawasaki, JP
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last 30 patents
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Patent Grant
Wavelength multiplexing apparatus and signal conversion apparatus
Patent number
7,228,075
Issue date
Jun 5, 2007
Fujitsu Limited
Takeshi Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
Wavelength multiplexing apparatus and signal conversion apparatus
Publication number
20020168137
Publication date
Nov 14, 2002
FUJITSU LIMITED
Takeshi Ono
G02 - OPTICS