Martin Friedrich

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Koln, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of (poly)isocyanates in the gas phase
- Patent number 7,019,164
- Issue date Mar 28, 2006
- Bayer Aktiengesellschaft
- Martin Friedrich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of isocyanates in the gas phase
- Patent number 6,803,482
- Issue date Oct 12, 2004
- Bayer Aktiengesellschaft
- Marc Jenne
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for reprocessing reaction mixtures containing diaryl carbonate
- Patent number 6,605,191
- Issue date Aug 12, 2003
- Bayer Aktiengesellschaft
- Carsten Hesse
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for reprocessing reaction mixtures containing diaryl carbonate
- Patent number 6,437,166
- Issue date Aug 20, 2002
- Bayer Aktiengesellschaft
- Carsten Hesse
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for the production of isocyanates in the gas phase
- Publication number 20030216597
- Publication date Nov 20, 2003
- Marc Jenne
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of (poly)isocyanates in the gas phase
- Publication number 20030114705
- Publication date Jun 19, 2003
- Martin Friedrich
- C07 - ORGANIC CHEMISTRY