Masao Noumi

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Kawanishi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermoelectric conversion material and method of producing the same
- Patent number 7,002,071
- Issue date Feb 21, 2006
- Sumitomo Special Metals Co. Ltd.
- Nobuhiro Sadatomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing high silicon steel, and silicon steel
- Patent number 6,444,049
- Issue date Sep 3, 2002
- Sumitomo Special Metals Co., Ltd.
- Osamu Yamashita
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Forming method and forming apparatus
- Patent number 6,325,965
- Issue date Dec 4, 2001
- Sumitomo Special Metals Co., Ltd.
- Ken Makita
- B22 - CASTING POWDER METALLURGY