According to new data from the European Patent Office (EPO), companies based in Espoo filed over 2,500 European patent applications in 2025. This put Espoo fourth among European cities in EPO patent applications.
Only Munich, Paris and Eindhoven ranked above Espoo. A year earlier, Espoo ranked sixth. Now, a 67 percent increase in applications has lifted the Finnish city to fourth place, ahead of London and Stockholm.
Most of Espoo’s applications were filed by network infrastructure giant Nokia, which is headquartered in the city’s Keilaniemi district. In total, Nokia submitted over 2,200 EPO applications, ranking fifth among all EPO applicants, after Samsung, Huawei, LG and Qualcomm. In addition to Nokia, Espoo-based KONE and Metso were among Finland’s top five applicants.
Finnish companies filed 3,500 European patent applications in total. This means that 73 percent of Finland’s applications came from Espoo. The figure reflects Espoo’s position as Finland’s leading hub for deep tech and innovation.
European cities with most EPO patent applications in 2025
1. Munich, Germany
2. Paris, France
3. Eindhoven, the Netherlands
4. Espoo, Finland
5. London, the United Kingdom
6. Stockholm, Sweden
7. Stuttgart, Germany
8. Ludwigshafen am Rhein, Germany
9. Basel, Switzerland
10. Gothenburg, Sweden
Source: EPO Data Hub
