IP

Ivan V. Parfinenko

📍 Ruse, BG: #91 of 655 inventorsTop 15%
Overall (All Time): #2,373,029 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4203429 Method of removing concretions from the ureter Petr N. Vasilevsky, Jury G. Ediny 1980-05-20
4192294 Method of removing concretions from the ureter Petr N. Vasilevsky, Boris S. Gekhman, Alfred M. Podgursky, Avram S. Lazaretnik 1980-03-11