Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10577878 | Dual gradient drilling system and method | Austin Johnson, Brian Piccolo, Justin Fraczek, Waybourn Anderson | 2020-03-03 |
| 10443329 | Drilling system and method of operating a drilling system | Patrick David Savage | 2019-10-15 |
| 10435966 | Apparatus and method for degassing drilling fluids | Brian Piccolo | 2019-10-08 |
| 10344547 | Apparatus for continuous circulation drilling of a wellbore | Rae Younger | 2019-07-09 |
| 10316607 | Pressure containment devices | Alexander John MacGregor, George James Michaud, Saravanan Sundaramoorthy | 2019-06-11 |
| 10309191 | Method of and apparatus for drilling a subterranean wellbore | — | 2019-06-04 |
| 10246958 | Valve assembly | Alexander John MacGregor, James Bisset | 2019-04-02 |
| 10174577 | Sealing element wear indicator system | Austin Johnson, Patrick David Savage | 2019-01-08 |
| 10138693 | Method of drilling a subterranean borehole | — | 2018-11-27 |
| 10036227 | Pressure containment device | George James Michaud | 2018-07-31 |
| 9845649 | Drilling system and method of operating a drilling system | — | 2017-12-19 |
| 9759024 | Drilling method for drilling a subterranean borehole | Pat Savage | 2017-09-12 |
| 9605504 | Sealing assembly | Alexander John MacGregor | 2017-03-28 |
| 9605502 | Method of handling a gas influx in a riser | Michael Chandra, Carlos Goncalves | 2017-03-28 |
| 9506300 | Slip joint and method of operating a slip joint | Alexander John MacGregor | 2016-11-29 |
| 9506305 | Drilling method for drilling a subterranean borehole | Pat Savage | 2016-11-29 |
| 9500053 | Drilling system and method of operating a drilling system | — | 2016-11-22 |
| 9488031 | Blow out preventer | Alexander John MacGregor | 2016-11-08 |
| 9458696 | Valve assembly | James Bisset, Rae Younger, Jonathan Peter Buckland, Baptiste Gougeon, Stuart Rothnie | 2016-10-04 |
| 9388650 | Drilling apparatus | — | 2016-07-12 |
| 9376870 | Offshore universal riser system | Charles R. Orbell, Craig W. Godfrey | 2016-06-28 |
| 9284800 | Drill pipe connector | Rae Younger, Alex Macgregor, Jonathan Peter Buckland | 2016-03-15 |
| 9212532 | Blowout preventer assembly | Alexander John MacGregor | 2015-12-15 |
| 9157285 | Offshore drilling method | Charles R. Orbell, Craig W. Godfrey | 2015-10-13 |
| 9127512 | Offshore drilling method | Charles R. Orbell, Craig W. Godfrey | 2015-09-08 |