HK

Hannu Kahonen

📍 Helsinki, FI: #10 of 120 inventorsTop 9%
Overall (1997): #145,291 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D386243 Diffuser for water aeration Magnus Hasto, Hannu Ryynanen 1997-11-11