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Shunjiro Watanabe
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Yatomi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Chromium-free rust-inhibitive surface treatment agent for metal par...
Patent number
8,623,503
Issue date
Jan 7, 2014
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Chromium-free rust-inhibitive surface treatment agent for metal par...
Patent number
8,367,201
Issue date
Feb 5, 2013
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Chromium-free rust inhibitive treatment method for metal products h...
Patent number
7,588,801
Issue date
Sep 15, 2009
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
CHROMIUM-FREE RUST-INHIBITIVE SURFACE TREATMENT AGENT FOR METAL PAR...
Publication number
20130122238
Publication date
May 16, 2013
Yasuhiko ENDO
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
AQUEOUS SOLUTION FOR BLACKENING CHEMICAL CONVERSION COATING OF ZINC...
Publication number
20110165426
Publication date
Jul 7, 2011
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Shunjiro Watanabe
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
CHROMIUM-FREE RUST-INHIBITIVE SURFACE TREATMENT AGENT FOR METAL PAR...
Publication number
20090169875
Publication date
Jul 2, 2009
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHROMIUM-FREE RUST INHIBITIVE TREATMENT METHOD FOR METAL PRODUCTS H...
Publication number
20080102212
Publication date
May 1, 2008
HODEN SEIMITSU KAKO KENKYUSHO CO., LTD.
Yasuhiko ENDO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Chromium-free rust inhibitive treatment method for metal products h...
Publication number
20060166013
Publication date
Jul 27, 2006
HODEN SEIMITSU KAKO KENYUSHO CO., LTD.
Yasuhiko Endo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...