Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11920430 | Adjustable injection valve for a plug and abandonment anchoring device | Roger Clark, Geir Jørgensen, Robert Walker, Kristoffer Landre, Katherine Ann Davies | 2024-03-05 |
| 7475735 | Tubular hanger and method of lining a drilled bore | Simon J. Harrall, Paul David Metcalfe | 2009-01-13 |
| 7152684 | Tubular hanger and method of lining a drilled bore | Simon J. Harrall, Paul David Metcalfe | 2006-12-26 |