Kazuhiko Hayasi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacturing a superconducting wire of compound oxide-...
- Patent number 5,981,444
- Issue date Nov 9, 1999
- Sumitomo Electric Industries, Ltd.
- Kazuo Sawada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES