Ichiro Seki

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Maebashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing an improved alumina-zirconia composite sinter...
- Patent number 5,061,665
- Issue date Oct 29, 1991
- The Japan Carlit Co., Ltd.
- Ichiro Seki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for producing an alumina-zirconia composite sintered material
- Patent number 4,829,028
- Issue date May 9, 1989
- The Japan Carlit Co., Ltd.
- Ichiro Seki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES