Hiroshi Mitsukawa

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Hirakata-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cement admixture and cement composition comprising this
- Patent number 6,454,850
- Issue date Sep 24, 2002
- Nippon Shokubai Co., Ltd.
- Akihiko Yamashita
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Cement admixture and cement composition comprising this
- Publication number 20010052308
- Publication date Dec 20, 2001
- NIPPON SHOKUBAI CO., LTD.
- Akihiko Yamashita
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES