Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052368 | Catwalk for a drilling rig | Richard Littlewood | 2011-11-08 |
| 8042432 | Oilfield tubular torque wrench | Douglas A. Hunter, Friedhold Brost | 2011-10-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052368 | Catwalk for a drilling rig | Richard Littlewood | 2011-11-08 |
| 8042432 | Oilfield tubular torque wrench | Douglas A. Hunter, Friedhold Brost | 2011-10-25 |