Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9428972 | Simultaneous clamp and torque drive | Hugo Leonardo Rosano | 2016-08-30 |
| 8161846 | Apparatus and methods for spinning a pipe | — | 2012-04-24 |
| 7594683 | Pipe elevator with rotating door | — | 2009-09-29 |
| 7523694 | Cylinder liner preload system | James C. Aday, Michael J. Kubinski, Andrew Dale Riley | 2009-04-28 |
| 7121166 | Power tong assembly | — | 2006-10-17 |
| 7111676 | Pipe centering device | — | 2006-09-26 |
| 6910402 | Pipe spinner | — | 2005-06-28 |