Kunio Yanagibashi

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Narashino, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic substance with water stable particle coating
- Patent number 5,584,927
- Issue date Dec 17, 1996
- Takenaka Corporation
- Toshio Yonezawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Durability improving agent for cement-hydraulic-set substances, met...
- Patent number 5,174,820
- Issue date Dec 29, 1992
- Fujisawa Pharmaceutical Co., Ltd.
- Masaharu Sakuta
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Durability improving agent for cement-hydraulic-set substances, met...
- Patent number 4,975,121
- Issue date Dec 4, 1990
- Fujisawa Pharmaceutical Co., Ltd.
- Masaharu Sakuta
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES