Johann Rechner

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Kapellen, BE

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Patents Grantslast 30 patents

Information Patent Grant
Liquid tetrabutyl ammonium phenolate formulation
- Patent number 7,056,855
- Issue date Jun 6, 2006
- Bayer Aktiengesellschaft
- Carsten Hesse
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing diaryl carbonates
- Patent number 6,469,191
- Issue date Oct 22, 2002
- Bayer Aktiengesellschaft
- Claus-Peter Reisinger
- C07 - ORGANIC CHEMISTRY