Toshihiko Takata

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Grain oriented electrical steel sheet having improved glass film pr...
- Patent number 5,028,279
- Issue date Jul 2, 1991
- Nippon Steel Corporation
- Toshiya Wada
- C21 - METALLURGY OF IRON
Information Patent Grant
Grain-oriented electrical steel sheet having improved glass film pr...
- Patent number 4,897,131
- Issue date Jan 30, 1990
- Nippon Steel Corporation
- Toshiya Wada
- C21 - METALLURGY OF IRON