Joanes Gelan

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Genk, BE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing derivatives of 4-alkylsulfinyl methylarylene m...
- Patent number 7,087,787
- Issue date Aug 8, 2006
- Covion Organic Semiconductors GmbH
- Dirk Vanderzande
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of producing derivatives of polyarylene vinylene
- Patent number 6,936,683
- Issue date Aug 30, 2005
- Covion Organic Semiconductor GmbH
- Dirk Vanderzande
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polymers of .alpha.,.omega.-unsaturated conju...
- Patent number 5,917,003
- Issue date Jun 29, 1999
- Hoechst Aktiengesellschaft
- Joanes Gelan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polymers of .alpha.,.omega.-unsaturated conju...
- Patent number 5,763,539
- Issue date Jun 9, 1998
- Hoechst Aktiengesellschaft
- Roland Stern
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...