Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648081 | Subsea wellbore drilling system for reducing bottom hole pressure | Roger Fincher, Roland May, Larry Watkins, James W. Macfarlane | 2003-11-18 |
| 6527054 | Apparatus and method for the disposition of drilling solids during drilling of subsea oilfield wellbores | Roger Fincher | 2003-03-04 |