Yakichiro Kawamo

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing a grain-oriented electromagnetic steel sheet...
- Patent number 4,592,789
- Issue date Jun 3, 1986
- Nippon Steel Corporation
- Yakichiro Kawamo
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing aluminum-bearing grain-oriented silicon steel...
- Patent number 4,473,416
- Issue date Sep 25, 1984
- Nippon Steel Corporation
- Yakichiro Kawamo
- C21 - METALLURGY OF IRON