JP

Jukka Kalevi Pohjola

📍 Helsinki, FI: #1,498 of 3,940 inventorsTop 40%
Overall (All Time): #2,200,692 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6543406 Rotary piston combustion engine 2003-04-08
4919015 Screw cap opener 1990-04-24