Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10794127 | Continuous rotation make/break machine | — | 2020-10-06 |
| 10570677 | High efficiency drilling and tripping system | Peter Ernest James Root | 2020-02-25 |
| 10422192 | Pipe handling apparatus and methods | Jeffery David Blacklock, Peter Ernest James Root | 2019-09-24 |
| 10267089 | Top drive coupling for drilling | — | 2019-04-23 |
| 10012038 | Pipe handling apparatus and methods | Jeffery David Blacklock, Peter Ernest James Root | 2018-07-03 |
| 9879486 | Portable pipe handling system | Monte Neil Wright | 2018-01-30 |
| 9803436 | Integrated casing drive | — | 2017-10-31 |
| 9551185 | Top drive | — | 2017-01-24 |
| 9528332 | Power tong | — | 2016-12-27 |
| 9297223 | Top drive with slewing power transmission | — | 2016-03-29 |
| 9157286 | Portable pipe handling system | Monte Neil Wright | 2015-10-13 |
| 9017194 | Top drive | — | 2015-04-28 |
| 8863621 | Power tong | — | 2014-10-21 |
| RE44973 | Drilling method and apparatus | Beat Küttle | 2014-07-01 |
| RE44956 | Drilling method and apparatus | Beat Küttle | 2014-06-24 |
| 8109179 | Power tong | — | 2012-02-07 |
| 7543650 | Quill saver sub | — | 2009-06-09 |
| 6920926 | Top drive well casing system | Lemuel T. York, Beat Kuttel | 2005-07-26 |
| 6840493 | Valve actuator | Lemuel T. York, Beat Kuttel | 2005-01-11 |
| 6679333 | Top drive well casing system and method | Lemuel T. York, Beat Kuttel | 2004-01-20 |
| 6082225 | Power tong wrench | — | 2000-07-04 |
| 6024181 | Portable top drive | Robert Hope | 2000-02-15 |
| 5785132 | Backup tool and method for preventing rotation of a drill string | Monte Neil Wright | 1998-07-28 |
| 5755296 | Portable top drive | Robert Hope | 1998-05-26 |
| 5251709 | Drilling rig | — | 1993-10-12 |