Tetsuya Ohara

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacturing galvanized steel sheet by nickel pre-coat...
- Patent number 5,312,531
- Issue date May 17, 1994
- Nippon Steel Corporation
- Kazumi Nishimura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for manufacturing galvanized steel sheet by nickel pre-coat...
- Patent number 5,203,985
- Issue date Apr 20, 1993
- Nippon Steel Corporation
- Kazumi Nishimura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...