Koji Sugawara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resin composition for automobile bumper
- Patent number 5,001,182
- Issue date Mar 19, 1991
- Mitsui Petrochemical Industries, Ltd.
- Kazuo Maruya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...