| 10415365 |
Methods and systems for drilling |
David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, Donald Ray Sitton, Jason Norman |
2019-09-17 |
| 9879490 |
Methods and systems for drilling |
David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, Donald Ray Sitton, Jason Norman |
2018-01-30 |
| 9683418 |
Methods and systems for picking up a drill bit |
David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, Donald Ray Sitton |
2017-06-20 |
| 9470052 |
Methods and systems for drilling |
David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, Donald Ray Sitton, Jason Norman |
2016-10-18 |
| 8939233 |
Methods and systems for drilling |
David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, Donald Ray Sitton |
2015-01-27 |
| 8561720 |
Methods and systems for drilling |
David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, Donald Ray Sitton |
2013-10-22 |
| 8046903 |
Cutting assemblies and methods |
— |
2011-11-01 |
| 7591062 |
Cutting assemblies and methods |
— |
2009-09-22 |
| 5348464 |
Pivoting barrel injection molding machine |
— |
1994-09-20 |
| 4329794 |
Ripping attachment for dragline |
— |
1982-05-18 |
| 4279122 |
Method of making chain |
— |
1981-07-21 |
