Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954555 | Full function downhole valve and method of operating the valve | Thomas M. Ashy, Jace E. Melder | 2011-06-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954555 | Full function downhole valve and method of operating the valve | Thomas M. Ashy, Jace E. Melder | 2011-06-07 |