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Hiroshi Hagiwara
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Iwaki, JP
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last 30 patents
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Patent Grant
Impact-resistant thermoplastic resin composition containing a graft...
Patent number
5,283,286
Issue date
Feb 1, 1994
Kureha Kagaku Kogyo Kabushiki Kaisha
Yosuke Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Impact-resistant graft copolymer and thermoplastic resin compositio...
Patent number
5,191,018
Issue date
Mar 2, 1993
Kureha Kagaku Kogyo Kabushiki Kaisha
Hiroshi Hagiwara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing graft copolymer
Patent number
4,401,806
Issue date
Aug 30, 1983
Kureha Kagaku Kogyo Kabushiki Kaisha
Hiroshi Hagiwara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process of treating exhaust gas containing nitrogen oxides and sulf...
Patent number
4,288,421
Issue date
Sep 8, 1981
Kureha Kagaku Kogyo Kabushiki Kaisha
Yoshihiko Kudo
C01 - INORGANIC CHEMISTRY