Maumi Kawashima

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing oxide superconductor
- Patent number 6,276,048
- Issue date Aug 21, 2001
- Sumitomo Electric Industries, Ltd.
- Takeshi Hikata
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of producing oxide superconductor
- Patent number 5,639,714
- Issue date Jun 17, 1997
- Sumitomo Electric Industries, Ltd.
- Takeshi Hikata
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of manufacturing superconductor
- Patent number 5,334,578
- Issue date Aug 2, 1994
- Sumitomo Electric Industries, Ltd.
- Maumi Kawashima
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES