- since thenscientific and artistic activity in aachen – kornelimünster
- 2007retirement from the university of fine arts hamburg
- 1978 – 2007freelance activity as model builder and architect together with my wife dipl.- ing. edda kürpig
- 1984appointed professor of constructive geometry
- 1978lecturer in descriptive geometry at the university of fine arts hamburg
- 1976 – 1978freelance activity as architect and model builder
- 1975acquisition of production and sales of the series „darmstadt mathematical models“
- 1970 – 1976scientific assistant of prof. dr. f. reutter at the institute for geometry and practical mathematics at the technical university aachen
- 1969 – 1970tutor at the institute for geometry and practical mathematics
- 1969diploma faculty of architecture
- 1963 – 1969degree course in architecture technical university aachen
- 1963apprenticeship diploma in joinery
- 1961abitur, high school düsseldorf – gerresheim
- 1942born in düsseldorf