Yoshio Ohfuji

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Kurashiki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Flexible building sheet materials
- Patent number 4,148,781
- Issue date Apr 10, 1979
- Kuraray Co., Ltd.
- Hiroshi Narukawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Dispersion stabilizer
- Patent number 4,122,132
- Issue date Oct 24, 1978
- Kuraray Co., Ltd.
- Yoshifumi Murata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...