FH

Frans Ariën Den Hartogh

📍 Delft, NL: #342 of 1,192 inventorsTop 30%
Overall (All Time): #2,173,215 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7111686 Vessel provided with a device for removing and/or installing a sub-structure of a drilling or production platform Jacob Johannes Spaan 2006-09-26
6550411 Method for removing a jacket of a drilling or production rig and vessel provided with a device therefor Klaas Boudwijn Van Gelder 2003-04-22