Akira Sakakura

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composition and method for forming insulating films on electrical s...
- Patent number 5,407,990
- Issue date Apr 18, 1995
- Nisshin Steel Co., Ltd.
- Yasuharu Maeda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for producing fine particulate metals
- Patent number 4,936,909
- Issue date Jun 26, 1990
- Nisshin Steel Co., Ltd.
- Eiki Takeshima
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing electrical steel sheet
- Patent number 4,762,575
- Issue date Aug 9, 1988
- Nisshin Steel Co., Ltd.
- Akira Sakakura
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method of production of high flux density grain-oriented silicon st...
- Publication number 20090199935
- Publication date Aug 13, 2009
- Akira Sakakura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...