Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11261997 | Annular safety valve | Irvine Cardno Brown, Katherine Ann Davies, Peter Derek Walter Inglis | 2022-03-01 |
| 11199064 | Integrated debris catcher and plug system | Winfred Cajiles, Paul Gregory James, Julie Taylor | 2021-12-14 |
| 11180970 | Insertion of a seal stinger into a packer positioned in a wellbore to facilitate straddling a damaged zone within the wellbore | Barry Richardson Main | 2021-11-23 |
| 8397803 | Packing element system with profiled surface | James Crabb | 2013-03-19 |
| 7758016 | Ball valve | Gordon K. Scott, James Crabb | 2010-07-20 |