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Masao Kawaguchi
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of modifying the surface of plastic substrate
Patent number
6,913,685
Issue date
Jul 5, 2005
Unip Corporation Co., Ltd.
Masao Kawaguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of finishing glass substrate
Patent number
6,461,445
Issue date
Oct 8, 2002
Unip Corporation Co., Ltd.
Yoshio Hirayama
B08 - CLEANING
Information
Patent Grant
Method of cleaning glass substrate for magnetic disk or semiconduct...
Patent number
6,048,466
Issue date
Apr 11, 2000
Fine Glass Technology Co., Ltd.
Toshinori Morizane
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Method of modifying the surface of plastic substrate
Publication number
20030230826
Publication date
Dec 18, 2003
Unip Corporation Co., Ltd.
Masao Kawaguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...