Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469117 | Drill bits and methods of drilling curved boreholes | Jahir Pabon, Joachim Sihler | 2013-06-25 |
| 8307914 | Drill bits and methods of drilling curved boreholes | Jahir Pabon, Joachim Sihler | 2012-11-13 |
| 7729860 | Drilling system powered by energy-harvesting sensor | Jahir Pabon, Julio C. Guerrero, Joachim Sihler | 2010-06-01 |
| 7544412 | Reducing abrasive wear in wear resistant coatings | Alan Humphreys, Partha Ganguly | 2009-06-09 |
| 6241494 | Non-elastomeric stator and downhole drilling motors incorporating same | Vernon E. Koval | 2001-06-05 |
| 6019180 | Method for evaluating the power output of a drilling motor under downhole conditions | Vernon E. Koval | 2000-02-01 |