Michael Tepper

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Wuppertal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Phosphine ligands with amino acid groups, method for their producti...
- Patent number 6,300,517
- Issue date Oct 9, 2001
- Celanese GmbH
- Othmar Stelzer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Guanidinium phosphanes, their production and their use
- Patent number 6,187,953
- Issue date Feb 13, 2001
- Celanese GmbH
- Othmar Stelzer
- C07 - ORGANIC CHEMISTRY