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Shoichi Masukawa
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Ibaraki, JP
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last 30 patents
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Patent Grant
Process for producing olefin polymers
Patent number
4,237,254
Issue date
Dec 2, 1980
Mitsubishi Petrochemical Company Limited
Sadao Kitagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Process for producing catalyst components for olefin polymerization
Patent number
4,146,502
Issue date
Mar 27, 1979
Mitsubishi Petrochemical Company Limited
Masuzo Yokoyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...