Yuji Shoji

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Joetsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
High temperature oxidation resistant austenitic steel
- Patent number 4,530,720
- Issue date Jul 23, 1985
- Sumitomo Metal Industries, Ltd.
- Taishi Moroishi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ferritic stainless steel having improved weldability and oxidation...
- Patent number 4,140,526
- Issue date Feb 20, 1979
- Sumitomo Metal Industries, Ltd.
- Taishi Moroishi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...