Jiro Horikawa

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Ehime, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a polyether prepolymer
- Patent number 4,792,603
- Issue date Dec 20, 1988
- Sumitomo Chemical Co., Ltd.
- Takeo Saegusa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polyamide block copolymer
- Patent number 4,775,721
- Issue date Oct 4, 1988
- Sumimoto Chemical Company, Limited
- Jiro Horikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Star block polyol lactam copolymer and process for the production t...
- Patent number 4,751,282
- Issue date Jun 14, 1988
- Sumitomo Chemical Company, Limited
- Saegusa Takeo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Star block copolymer from lactam and polyol and process for the pro...
- Patent number 4,650,608
- Issue date Mar 17, 1987
- Sumitomo Chemical Company, Limited
- Saegusa Takeo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...