Masanori Sakamoto

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steels, steel products for nitriding, nitrided steel parts
- Patent number 6,083,455
- Issue date Jul 4, 2000
- Sumitomo Metal Industries, Ltd.
- Masato Kurita
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...