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Naoto Ohsaki
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Yokkaichi, JP
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last 30 patents
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Patent Grant
Process for producing polyphenylene ether
Patent number
6,759,507
Issue date
Jul 6, 2004
Mitsubishi Gas Chemical Co., Inc.
Kiyoshi Yoshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Method of precipitating polyphenylene ether
Patent number
6,627,727
Issue date
Sep 30, 2003
Mitsubishi Gas Chemical Co.
Kiyoshi Yoshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...