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Tomio Sakai
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Nagoya, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Chromium-free metal surface treatment agent
Patent number
7,918,931
Issue date
Apr 5, 2011
Hoden Meimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Chromium-free metal surface treatment agent
Patent number
7,189,465
Issue date
Mar 13, 2007
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Chromium-free water reducible rust inhibitive paint for metals
Patent number
6,960,247
Issue date
Nov 1, 2005
Hoden Seimitsu Kako Kenkyusho Co., Ltd.
Yasuhiko Endo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Surface coated aluminum fine powder and aqueous chromium-free corro...
Patent number
6,740,424
Issue date
May 25, 2004
Yasuhiko Endo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
HIGH-GLOSS, HEAT-RESISTANT PAINT COMPOSITION; A METHOD FOR MANUFACT...
Patent number
6,436,543
Issue date
Aug 20, 2002
Institute of Technology Precision Electrical Discharge Work's
Yasuhiko Endo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
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Patent Application
CHROMIUM-FREE METAL SURFACE TREATMENT AGENT
Publication number
20110143130
Publication date
Jun 16, 2011
HODEN SEIMITSU KAKO KENKYUSHO CO., LTD.
Yasuhiko Endo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Chromium-free metal surface treatment agent
Publication number
20060172145
Publication date
Aug 3, 2006
HODEN SEIMITSU KAKO KENKYUSHO CO., LTD.
Yasuhiko Endo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Chromium-free metal surface treatment agent
Publication number
20050037227
Publication date
Feb 17, 2005
HODEN SEIMITSU KAKO KENKYUSHO CO., LTD.
Yasuhiko Endo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Chromium-free water reducible rust inhibitive paint for metals
Publication number
20050027056
Publication date
Feb 3, 2005
HODEN SEIMITSU KAKO KENYUSHO CO., LTD.
Yasuhiko Endo
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Surface coated aluminum fine powder and aqueous chromium-free corro...
Publication number
20020017164
Publication date
Feb 14, 2002
Yasuhiko Endo
C01 - INORGANIC CHEMISTRY