Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6902006 | Lock open and control system access apparatus and method for a downhole safety valve | Scott C. Strattan, Van J. McVicker | 2005-06-07 |
| 6848509 | Pressure equalizing plunger valve for downhole use | — | 2005-02-01 |