Hirofumi Ueki

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel material for a colored spring
- Patent number 5,455,121
- Issue date Oct 3, 1995
- Shinko Kosen Kogyo Kabushiki Kaisha
- Masao Yamada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for facilitating distinction between different steel products
- Patent number 5,380,407
- Issue date Jan 10, 1995
- Shinko Kosen Kogyo Kabushiki Kaisha
- Yukio Yamaoka
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR