Osamu Hayashi

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing hydrophilic polymers
- Patent number 4,528,340
- Issue date Jul 9, 1985
- Ube Industries, Ltd.
- Osamu Hayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...