Takeo Oyamada

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Ichihara, JA

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing aqueous dispersion of ethylene-vinyl acetate...
- Patent number 4,094,849
- Issue date Jun 13, 1978
- Sumitomo Chemical Company, Limited
- Takeo Oyamada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing binary or ternary graft-copolymer
- Patent number 3,984,496
- Issue date Oct 5, 1976
- Sumitomo Chemical Company, Limited
- Masayoshi Morimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing aqueous dispersions of high polymer using pul...
- Patent number 3,954,724
- Issue date May 4, 1976
- Sumitomo Chemical Company, Limited
- Seizo Nakashio
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE