IV

Iikka Virkkunen

📍 Helsinki, FI: #2,126 of 3,940 inventorsTop 55%
Overall (All Time): #3,476,487 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6723185 Method for producing defects and tensile residual stresses Kai Elfving, Hannu Hanninen, Mika Kemppainen, Pekka Saarinen 2004-04-20