PE

Philippe Essel

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,083,219 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9206653 Device for uncoupling a drill string, drilling system comprising such a uncoupling device, and use of such a system Jean-Marc Loriot, Christian Salesse, Sebastian Desmette 2015-12-08