Shoichi Tokunaga

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Patents Grantslast 30 patents

Information Patent Grant
High activity supported catalytic components and method for homo- o...
- Patent number 4,415,713
- Issue date Nov 15, 1983
- Toyo Stauffer Chemical Co., Ltd.
- Shoichi Tokunaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of preparing the catalyst component for .alpha.-olefin polym...
- Patent number 4,098,907
- Issue date Jul 4, 1978
- Toyo Stauffer Chemical Co., Ltd.
- Shoichi Tokunaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...