Tomohisa Oonishi

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cold-rolled steel sheet having ultrafine grain structure and method...
- Patent number 6,638,371
- Issue date Oct 28, 2003
- Kawasaki Steel Corporation
- Tetsuo Mochida
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
COLD-ROLLED STEEL SHEET HAVING ULTRAFINE GRAIN STRUCTURE AND METHOD...
- Publication number 20030201039
- Publication date Oct 30, 2003
- Kawasaki Steel Corporation
- Tetsuo Mochida
- C21 - METALLURGY OF IRON