Mitsuyasu Okamura

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Utsunomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for the preparation of polycarbonate with reduced levels of...
- Patent number 6,562,433
- Issue date May 13, 2003
- General Electric Company
- Hiromi Ishida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...