Sadafumi Shono

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Tokushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Blowing agent powder and process for producing the same
- Patent number 6,399,201
- Issue date Jun 4, 2002
- Otsuka Chemical Co., Ltd.
- Tsukasa Maekawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Substantially anhydrous foaming agent and process for producing the...
- Patent number 6,355,698
- Issue date Mar 12, 2002
- Otsuka Chemical Co., Ltd.
- Tsukasa Maekawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
SUBSTANTIALLY ANHYDROUS BLOWING AGENT AND PROCESS FOR PRODUCING THE...
- Publication number 20020025988
- Publication date Feb 28, 2002
- TSUKASA MAEKAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...