Nobuko Tsukazi

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Yokkaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing polyhydroxycarboxlic acid
- Patent number 5,883,222
- Issue date Mar 16, 1999
- Kyowa Hakko Kogyo Co., Ltd.
- Norio Yanagisawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...