| Years: 1981 to 2002 |
Employer: Delft university of technology |
Title: Full Professor |
Department: Industrial Design Engineering |
Responsibilities:
He carried out research in the field of reliability of plastic products (UV-degradation, fatigue, viscoelasticity)
He taught Design for Reliability, Designing in Plastics, Fluid mechanics and Heat Transfer. |
| Years: 1977 to 1981 |
Employer: Philips Domestic Appliances |
Title: Group leader |
Department: Domestic Appliances |
Responsibilities:
He managed R&D in: Heat Transfer, Fluid Mechanics, Joining, Precision Machining |
| Years: 1970 to 1977 |
Employer: Philips Research |
Title: researcher |
Department: Research Laboratories Eindhoven |
Responsibilities:
He carried out research in composites and "Design for Reliability". |