Akira Yoshizumi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Shrinkage compensated mortar material
- Patent number 4,921,537
- Issue date May 1, 1990
- Sandoz Ltd.
- Kazuo Horiguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Concrete surfacing method
- Publication number 20050239959
- Publication date Oct 27, 2005
- Osamu Hisashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES