Ryuichi Seki

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Muroran, JP

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Patents Grantslast 30 patents

Information Patent Grant
Continuous production facilities for wire
- Patent number 6,634,073
- Issue date Oct 21, 2003
- Nippon Steel Corporation
- Koji Adachi
- C21 - METALLURGY OF IRON
Information Patent Grant
Cold workable steel bar or wire and process
- Patent number 6,488,787
- Issue date Dec 3, 2002
- Nippon Steel Corporation
- Tatsuro Ochi
- C21 - METALLURGY OF IRON