Akiji Aoki

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Patents Grantslast 30 patents

Information Patent Grant
Synthetic resin compositions to be added to cement, an aqueous pain...
- Patent number 4,367,300
- Issue date Jan 4, 1983
- Kowa Chemical Industries Co., Ltd.
- Akiji Aoki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Novel N.sup.4 -Acyloxy-2,2'-cyclocytidines and process for preparat...
- Patent number 4,142,041
- Issue date Feb 27, 1979
- Kohjin Co., Ltd.
- Tadashi Kanai
- C07 - ORGANIC CHEMISTRY