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Yozo Jujo
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Iwakuni, JP
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last 30 patents
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Patent Grant
Stable isopropenyl acetophenone solutions
Patent number
4,912,261
Issue date
Mar 27, 1990
Mitsui Petrochemical Industries, Ltd.
Yozo Jujo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycarbonate polymer from tetra arylene triphenol
Patent number
4,894,432
Issue date
Jan 16, 1990
Mitsui Petrochemical Industries, Ltd.
Kenichi Mizuno
C07 - ORGANIC CHEMISTRY
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Patent Grant
Triphenol compound
Patent number
4,778,936
Issue date
Oct 18, 1988
Mitsui Petrochemical Industries, Ltd.
Kenichi Mizuno
C07 - ORGANIC CHEMISTRY