Shinichi Asako

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Yamato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of rigid polyurethane foam
- Patent number 5,668,187
- Issue date Sep 16, 1997
- Air Products and Chemicals, Inc.
- Shinichi Asako
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...