Masaharu Sakuta

Person

Tokyo, JP

People

Patents Grantslast 30 patents

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
Cement composition and a process for preparation thereof
- Patent number 5,009,713
- Issue date Apr 23, 1991
- Fujisawa Pharmaceutical Company, 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
Information Patent Grant
Concrete composition for underwater use
- Patent number 4,743,301
- Issue date May 10, 1988
- Takenaka Komuten Co., Ltd.
- Koichi Ito
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Cement composition for laying underwater
- Patent number 4,508,572
- Issue date Apr 2, 1985
- Takenaka Komuten Co., Ltd.
- Masaharu Sakuta
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Water-inseparable concrete composition
- Patent number 4,487,633
- Issue date Dec 11, 1984
- Takenaka Komuten Co., Ltd.
- Masaharu Sakuta
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Masaharu Sakuta

Person

Patents Grantslast 30 patents

Durability improving agent for cement-hydraulic-set substances, met...

Cement composition and a process for preparation thereof

Durability improving agent for cement-hydraulic-set substances, met...

Concrete composition for underwater use

Cement composition for laying underwater

Water-inseparable concrete composition