JW

Johannes Wipkink

📍 Sassenheim, NL: #11 of 44 inventorsTop 25%
Overall (All Time): #2,373,757 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4232624 Reservoir structure 1980-11-11
4212561 Marine structure connecting structures at different levels 1980-07-15