Koichi Kakefuda

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing high impact and weather resistant graft copol...
- Patent number 4,154,777
- Issue date May 15, 1979
- Hitachi Chemical Company, Ltd.
- Fusaji Shoji
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing thermoplastic resin highly resistant to impac...
- Patent number 4,151,226
- Issue date Apr 24, 1979
- Hitachi Chemical Company, Ltd.
- Takashi Morinaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...