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Kazuyoshi Kurosawa
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Nitriding of iron and steel parts in salt bath having improved corr...
Patent number
7,238,244
Issue date
Jul 3, 2007
Parker Netsushori Kogyo K.K.
Tokuo Sato
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Properties of the surface of a titanium alloy engine valve
Patent number
5,543,029
Issue date
Aug 6, 1996
Fuji Oozx Inc.
Takeji Kenmoku
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Titanium alloy engine valve shaft structure
Patent number
5,370,364
Issue date
Dec 6, 1994
Fuji Oozx Inc.
Takeji Kenmoku
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for surface treatment titanium-containing metallic material
Patent number
5,116,430
Issue date
May 26, 1992
Nihon Parkerizing Co., Ltd.
Eiji Hirai
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
Information
Patent Application
Method of salt bath nitriding for producing iron member having impr...
Publication number
20040025971
Publication date
Feb 12, 2004
Tokuo Sato
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...