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Yoshito Taira
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Chiba, JP
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last 30 patents
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Patent Grant
Vinyl acetate-ethylene copolymer emulsion and process for producing...
Patent number
5,110,856
Issue date
May 5, 1992
Sumitomo Chemical Co., Ltd.
Takeo Oyamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Vinyl acetate-ethylene copolymer emulsion and process for producing...
Patent number
5,070,134
Issue date
Dec 3, 1991
Sumitomo Chemical Co., Ltd.
Takeo Oyamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cement composition
Patent number
4,434,257
Issue date
Feb 28, 1984
Sumitomo Chemical Company, Limited
Shizuo Narisawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for producing an aqueous dispersion of vinyl acetate-ethyle...
Patent number
4,108,819
Issue date
Aug 22, 1978
Sumitomo Chemical Company, Limited
Takeo Oyamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...