Erwin Thurner advises clients on all questions relating to national and international IP law, including patents, utility models, trademarks and designs. His specialist fields are electronics, computer-implemented inventions (CII), medical technology and telecommunications. 

Erwin worked for several years with Siemens AG, where he was involved in a broad range of research and development projects. These included, for example, software diagnostic tests for assembly units, development of an RISC processor (as ASIC), formal description and synthesis of bus protocols, performance and reliability analyses and telecommunications.  He published about 30 articles or book chapters and for 15 years was also a lecturer in computer architecture (microprocessor-systems technology) at the RWTH Aachen.