- Work in the C.A.D laboratory 1987-1993 in Savoie university, during which do the following :
- Analysis and testing of a data base management system for network type called CLIO for a French company
- Analysis and testing of object oriented data base
- Analysis and testing of Knowledge Object Oriented Language (KOOL) for a French company
- Use of artificial intelligence and object oriented programming in the development of CAD system
- Work in the CAD laboratory in Manchester University UMIST , United Kingdom , Year 2001