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Shigeki Yamamoto
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Tokyo, JP
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last 30 patents
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Patent Grant
Surface treatment composition for coated steel sheet, surface treat...
Patent number
10,450,468
Issue date
Oct 22, 2019
Nihon Parkerizing Co., Ltd.
Shigeki Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Replenisher and method for producing surface-treated steel sheet
Patent number
9,284,657
Issue date
Mar 15, 2016
Nihon Parkerizing Co., Ltd.
Yuta Yoshida
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Composition for adhesion layer used for multi-layered surface-treat...
Patent number
9,175,403
Issue date
Nov 3, 2015
Nihon Parkerizing Co., Ltd.
Hidehiro Yamaguchi
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Patents Applications
last 30 patents
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Patent Application
SURFACE TREATMENT COMPOSITION FOR COATED STEEL SHEET, SURFACE TREAT...
Publication number
20160083590
Publication date
Mar 24, 2016
Nihon Parkerizing Co., Ltd.
Shigeki YAMAMOTO
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
REPLENISHER AND METHOD FOR PRODUCING SURFACE-TREATED STEEL SHEET
Publication number
20150021192
Publication date
Jan 22, 2015
Yuta Yoshida
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COMPOSITION FOR ADHESION LAYER USED FOR MULTI-LAYERED SURFACE-TREAT...
Publication number
20120190790
Publication date
Jul 26, 2012
Nihon Parkerizing Co., Ltd.
Hidehiro Yamaguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...