Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9810034 | Packer or bridge plug with sequential equalization then release movements | Antonio C. Ruffo, David S. Bishop, Kent S. Meyer, Graeme Michael Kelbie | 2017-11-07 |
| 9617825 | Packer or bridge plug backup release system of forcing a lower slip cone from a slip assembly | Antonio C. Ruffo, David S. Bishop | 2017-04-11 |