Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6968895 | Drilling rig elevator safety system | Jon Andrew Veverica, Jeremy Richard Angelle, Robbie L. Thibodeaux, Jr. | 2005-11-29 |
| 6948575 | Slip manipulating apparatus | David L. Sipos | 2005-09-27 |
| 6915868 | Elevator apparatus and method for running well bore tubing | David L. Sipos | 2005-07-12 |