Takumi Kosugi

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyamide acid composition for preparing polyimide
- Patent number 4,515,915
- Issue date May 7, 1985
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Junji Uda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide acid composition for preparing polyimide and process for...
- Patent number 4,454,276
- Issue date Jun 12, 1984
- Kanegafuchi Chkagaku Kogyo Kabushiki Kaisha
- Junji Uda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact and weather resistant composite of polyvinylchloride and acr...
- Patent number 4,220,734
- Issue date Sep 2, 1980
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Takumi Kosugi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...