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Kuniji Yashiro
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for treating cyanide waste liquid
Patent number
7,253,332
Issue date
Aug 7, 2007
Nihon Parkerizing Co., Ltd.
Ryuji Kojima
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of producing metal member with enhanced corrosion resistance...
Patent number
7,217,327
Issue date
May 15, 2007
Parker Netsushori Kogyo K.K.
Hiroshi Eiraku
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Metal surface coating agent
Patent number
4,341,558
Issue date
Jul 27, 1982
Hooker Chemicals & Plastics Corp.
Kuniji Yashiro
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface processing solution and surface treatment of aluminum or al...
Patent number
4,187,127
Issue date
Feb 5, 1980
Nihon Parkerizing Co., Ltd.
Kuniji Yashiro
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Acidic zinc phosphate solution and method
Patent number
4,153,479
Issue date
May 8, 1979
Oxy Metal Industries Corporation
Yukihiko Ayano
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Treatment of zinc surfaces to form a zinc phosphate coating
Patent number
4,142,917
Issue date
Mar 6, 1979
Oxy Metal Industries Corporation
Kuniji Yashiro
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for treating an aluminum surface
Patent number
4,136,073
Issue date
Jan 23, 1979
Oxy Metal Industries Corporation
Kakuro Muro
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Post treatment of conversion-coated zinc surfaces
Patent number
4,110,129
Issue date
Aug 29, 1978
Oxy Metal Industries Corporation
Yasunobu Matsushima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
Method for Activating Surface of Metal Member
Publication number
20070204934
Publication date
Sep 6, 2007
PARKER NETSUSHORI KOGYO K.K.
Kaoru Hoshino
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for treating cyanide waste liquid
Publication number
20050070752
Publication date
Mar 31, 2005
Ryuji Kojima
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Method of producing metal member with enhanced corrosion resistance...
Publication number
20040040630
Publication date
Mar 4, 2004
PARKER NETSUSHORI KOGYO K.K.
Hiroshi Eiraku
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...