Hachiro Yamaguchi

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing cysteamines and/or cystamines
- Patent number 4,212,826
- Issue date Jul 15, 1980
- Wakunaga Yakuhin Kabushiki Kaisha
- Hachiro Yamaguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Grouting materials for consolidation of soils
- Patent number 4,208,216
- Issue date Jun 17, 1980
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Hachiro Yamaguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES