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Hidehiro Yamada
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Illuminated switch
Patent number
7,049,535
Issue date
May 23, 2006
Nihon Kaiheiki Industrial Company, Ltd.
Eiji Matsuyama
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Illuminated switch
Publication number
20050150751
Publication date
Jul 14, 2005
Eiji Matsuyama
H01 - BASIC ELECTRIC ELEMENTS