JM

Jaakko Martikainen

OA Oy Wartsila Ab: 2 patents #23 of 132Top 20%
📍 Joensuu, FI: #32 of 128 inventorsTop 25%
Overall (All Time): #2,365,844 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4320640 Adjustable cylinder lock — 1982-03-23
4211097 Cylinder lock assembly Kurt Pousar 1980-07-08