Yutaka Obata

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Yokkaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing polybutadiene having a 1,2-configuration cont...
- Patent number 4,340,685
- Issue date Jul 20, 1982
- Japan Synthetic Rubber Co., Ltd.
- Yasumasa Takeuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polybutadiene rubber compositions
- Patent number 4,304,885
- Issue date Dec 8, 1981
- Japan Synthetic Rubber Co., Ltd.
- Toshio Omori
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...