Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11365590 | Dynamic wear prediction for fixed cutter drill bits | Valerie Sillen, Stephan Regnard | 2022-06-21 |
| 10975644 | Inner barrel assembly for recovery of reservoir fluids from a core sample | Olivier Mageren, Luis Enrique Quintana Martinez | 2021-04-13 |
| 10954756 | Core bit designed to control and reduce the cutting forces acting on a core of rock | Ludovic Delmar, Didier Rousseau, Stephan Regnard | 2021-03-23 |
| 10787895 | Drilling operation apparatus, methods, and systems | Stephan Regnard, Daniel Ruiz Romera | 2020-09-29 |
| 10612334 | Coring inner barrel connections for core of rock protection | Luis Enrique Quintana Martinez | 2020-04-07 |
| 10107038 | Turbine drill bit assembly | Olivier Dupont | 2018-10-23 |
| 9534448 | Unbalance force identifiers and balancing methods for drilling equipment assemblies | Olivier Dupont, Olivier Mageren | 2017-01-03 |
| 9022143 | Wear indicators for drilling equipment | Olivier Dupont | 2015-05-05 |
| 9016496 | Subsurface system for the collection of refuse | Fernando Manuel Martins Fernandes, Gerard Georges Raphael Amanrich | 2015-04-28 |
| 7946362 | Matrix drill bits with back raked cutting elements | Valerie Sillen, Nicolas Luyckx | 2011-05-24 |
| 7621349 | Drill bit with a fixed cutting structure | Nicolas Luyckx | 2009-11-24 |