Peter Lappe

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of aldehydes employing catalyst composi...
- Patent number 6,020,532
- Issue date Feb 1, 2000
- Hoechst Aktiengesellschaft
- Helmut Bahrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst systems based on rhodium complexes containing diphosphine...
- Patent number 5,922,634
- Issue date Jul 13, 1999
- Hoechst Aktiengesellschaft
- Helmut Bahrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted diphosphines and a process for their preparation
- Patent number 5,847,200
- Issue date Dec 8, 1998
- Hoechst Aktiengesellschaft
- Helmut Bahrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the hydroformylation of olefinically unsaturated compounds
- Patent number 5,808,168
- Issue date Sep 15, 1998
- Hoechst Aktiengesellschaft
- Helmut Bahrmann
- C07 - ORGANIC CHEMISTRY