Tomoyuki Yoshida

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for washing polycarbonate/organic solvent solu...
- Patent number 6,605,221
- Issue date Aug 12, 2003
- Idemitsu Petrochemical Co., Ltd.
- Noriyuki Kunishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for washing polycarbonate/organic solvent solu...
- Publication number 20020175122
- Publication date Nov 28, 2002
- Noriyuki Kunishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...