Kazuya Yamaguchi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oxide superconductor
- Patent number 6,172,007
- Issue date Jan 9, 2001
- Dowa Mining Co., Ltd.
- Kazuya Yamaguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Oxide superconductor and method for manufacturing the same
- Patent number 5,849,668
- Issue date Dec 15, 1998
- Dowa Mining Co., Ltd.
- Kazuya Yamaguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES