Guo-Hua Hu

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Nancy Cedex, FR

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Patents Grantslast 30 patents

Information Patent Grant
Warp-free pigment compositions comprising diaryldiketopyrrolo[3,4-c...
- Patent number 6,890,977
- Issue date May 10, 2005
- Ciba Specialty Chemicals Corporation
- Franck Rey Flandrin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Warp-free pigment compositions comprising diaryldiketopyrrolo&#x000...
- Patent number 6,790,884
- Issue date Sep 14, 2004
- Ciba Specialty Chemicals Corporation
- Franck Rey Flandrin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Injection molding process using warp-free pigment compositions comp...
- Patent number 6,409,956
- Issue date Jun 25, 2002
- Ciba Specialty Chemicals Corporation
- Franck Rey Flandrin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Warp-free pigment compositons comprising diaryldiketopyrrolo[3,4-c]...
- Publication number 20040092627
- Publication date May 13, 2004
- Franck Rey Flandrin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...