Miho Miyakawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Concrete or mortar admixture composition
- Patent number 8,168,701
- Issue date May 1, 2012
- W. R. Grace & Co.-Conn.
- Hideo Koyata
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Concrete or Mortar Admixture Composition
- Publication number 20110046270
- Publication date Feb 24, 2011
- Hideo Koyata
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES