Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9206653 | Device for uncoupling a drill string, drilling system comprising such a uncoupling device, and use of such a system | Philippe Essel, Jean-Marc Loriot, Christian Salesse | 2015-12-08 |
| 9194188 | Rotary drill and method for the production thereof | Abdelhakim Hahati | 2015-11-24 |
| 9097099 | Device including an apparatus for measuring drilling or coring operation parameters, and equipment including such a device | — | 2015-08-04 |
| 8960335 | Bit for drilling wells and associated drilling method | Abdelhakim Hahati, Benoit Deschamps, Robert Delwiche, Matthieu Naegel | 2015-02-24 |
| 8556000 | Device for monitoring a drilling or coring operation and installation comprising such a device | Thomas Richard, Abdelhakim Hahati | 2013-10-15 |
| 6283233 | Drilling and/or coring tool | Etienne Lamine, Cecile Josse | 2001-09-04 |