Masayuki Koga

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Concrete product containing a mixture of bacillus microbial cells
- Patent number 6,989,266
- Issue date Jan 24, 2006
- Koyoh Corporation, Ltd.
- Masayuki Koga
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Cement paste containing microbial cells
- Publication number 20050029187
- Publication date Feb 10, 2005
- Masayuki Koga
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES