Kenji Morita

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surface-treated steel sheet and production method therefor
- Patent number 6,677,053
- Issue date Jan 13, 2004
- NKK Corporation
- Takafumi Yamaji
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Surface-treated steel sheet and production method therefor
- Publication number 20020155314
- Publication date Oct 24, 2002
- Takafumi Yamaji
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...