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Norio Fukushima
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Tokyo, JP
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last 30 patents
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Patent Grant
Seal device
Patent number
7,296,800
Issue date
Nov 20, 2007
Eagle Industry Co., Ltd.
Hajime Tsuboi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
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Patent Application
Seal device
Publication number
20050110219
Publication date
May 26, 2005
EAGLE INDUSTRY CO., LTD.
Hajime Tsuboi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...