Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493951 | Under-balanced directional drilling system | Stephen J. Kravits, John K. Wood | 2009-02-24 |
| 7258163 | Method and system for production of gas and water from a coal seam using well bores with multiple branches during drilling and after drilling completion | Stephen J. Kravits, John K. Wood | 2007-08-21 |
| 6968893 | Method and system for production of gas and water from a gas bearing strata during drilling and after drilling completion | John K. Wood, Stephen J. Kravits | 2005-11-29 |