Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6142227 | Expandable retrievable bridge plug | Frode Andersen, Dag Pedersen | 2000-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6142227 | Expandable retrievable bridge plug | Frode Andersen, Dag Pedersen | 2000-11-07 |