[4] Then, he moved to the US to work for AMPEX in Redwood City, California, where he did research on magnetic thin-film memories.
Simultaneously, he studied statistics at Stanford University, where he obtained a Master of Science degree.
With his team at the central laboratories he developed metering equipment for electric utilities and debit cards for phone companies based on holography, called Phonocards.
Together with his colleague Rudolf Schild, he optimized Pascal for real-time applications and multi-processor systems.
[6] Together with the École Polytechnique Fédérale de Lausanne, an application for the Bobst Group was implemented.