This paper sheds new lights on the internationalization of technological activities of the top corporate R&D investors worldwide. In particular, we provide evidence on the technological factors determining their international R&D location strategies. The empirical analysis is based on the...

In this work we analyse patterns of technological development using patent applications at the United States Patent and Trademark Office (USPTO) over the 1973-2012 period. Our study focuses on the combinations of technological fields within patent documents and their evolution in time, which can...