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Johan van der Steen

Shell Oil Compny: 3 patents #24 of 205Top 15%
Overall (2003): #27,751 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6593737 Method for measuring the wall thickness of an electrically conductive object Paulus Carolus Nicolaas Crouzen, Mark Theodoor Looljer 2003-07-15
6570379 Method for inspecting an object of electrically conducting material Paulus Carolus Nicolaas Crouzen, Mark Theodoor Looijer 2003-05-27
6538435 Method for detecting an anomaly in an object of electrically conductive material along first and second direction at inspection points Paulus Carolus Nicolaas Crouzen, Mark Theodoor Looijer 2003-03-25