Masayoshi Idomoto

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Minoo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing rigid urethane foam
- Patent number 5,091,438
- Issue date Feb 25, 1992
- Takeda Chemical Industries, Ltd.
- Yoshihiko Tairaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...