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Masaki Tanaka
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Hiroshima, JP
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last 30 patents
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Patent Grant
Epoxidized block copolymer, its production, and its composition
Patent number
6,576,692
Issue date
Jun 10, 2003
Daicel Chemical Industries, Ltd.
Yoshihiro Ohtsuka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Epoxidized block copolymer, its production, and its composition
Patent number
5,840,809
Issue date
Nov 24, 1998
Daicel Chemical Industries, Ltd.
Yoshihiro Ohtsuka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
Epoxidized block copolymer, its production, and its composition
Publication number
20030207966
Publication date
Nov 6, 2003
Daicel Chemical Industries, Ltd.
Yoshihiro Ohtsuka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...