Ryoji Mishima

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fibrous anisotropic permanent magnet and production process thereof
- Patent number 5,183,515
- Issue date Feb 2, 1993
- Unitika Ltd.
- Shuji Ueno
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Fibrous anisotropic permanent magnet and production process thereof
- Patent number 5,135,585
- Issue date Aug 4, 1992
- Unitika Ltd.
- Shuji Ueno
- B22 - CASTING POWDER METALLURGY