PE

Patrick Ehret

Schlumberger Technology: 1 patents #112 of 361Top 35%
Overall (2003): #145,669 of 273,478Top 55%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6545477 Method and apparatus for determining the resistivity of a formation through which a cased well passes Paul Beguin, Dominique Benimeli, Francois Hecquet, Peter van der Wal, Marie-Therese Gounot 2003-04-08