ML

Martin Landtman

OA Oy Wartsila Ab: 2 patents #23 of 132Top 20%
📍 Helsinki, FI: #1,498 of 3,940 inventorsTop 40%
Overall (All Time): #2,334,621 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4718513 Wheel driven air cushion vehicle Seppo Korppoo 1988-01-12
4591015 Wheel propulsion device for air cushion vehicle Seppo Korppoo 1986-05-27