Katsuhisa Yamauchi

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Patents Grantslast 30 patents

Information Patent Grant
Stainless steel sheet and method for producing thereof
- Patent number 5,496,514
- Issue date Mar 5, 1996
- NKK Corporation
- Katsuhisa Yamauchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Stainless steel sheet and method for producing thereof
- Patent number 5,407,493
- Issue date Apr 18, 1995
- NKK Corporation
- Katsuhisa Yamauchi
- C21 - METALLURGY OF IRON
Information Patent Grant
High strength and high toughness stainless steel sheet and method f...
- Patent number 5,314,549
- Issue date May 24, 1994
- NKK Corporation
- Hitoshi Misao
- C21 - METALLURGY OF IRON