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Akira Hiraya
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Tokyo, JP
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last 30 patents
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Patent Grant
Apparatus for hot-dip coating a steel strip
Patent number
6,315,829
Issue date
Nov 13, 2001
NKK Corporation
Toshio Ishii
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Continuous hot-dip coating method and apparatus therefor
Patent number
6,093,452
Issue date
Jul 25, 2000
NKK Corporation
Toshio Ishii
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Zinciferous plated steel sheet and method for manufacturing same
Patent number
5,861,218
Issue date
Jan 19, 1999
NKK Cororation
Michitaka Sakurai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for manufacturing galvannealed steel sheet having excellent...
Patent number
5,518,769
Issue date
May 21, 1996
NKK Corporation
Masaru Sagiyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for manufacturing galvannealed steel sheets having high pre...
Patent number
5,409,553
Issue date
Apr 25, 1995
NKK Corporation
Masaru Sagiyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for manufacturing iron-zinc alloy plated steel sheet having...
Patent number
5,316,652
Issue date
May 31, 1994
NKK Corporation
Masaru Sagiyama
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method for manufacturing iron-zinc alloy plated steel sheet having...
Patent number
5,225,067
Issue date
Jul 6, 1993
NKK Corporation
Masaru Sagiyama
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR