Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357189 | Seal | Walter Aldaz, Andrew Duggan, Neil Andrew Abercrombie Simpson, Simon J. Harrall, James Oliver | 2008-04-15 |
| 6988557 | Self sealing expandable inflatable packers | James Oliver | 2006-01-24 |
| 6834725 | Reinforced swelling elastomer seal element on expandable tubular | Simon J. Harrall | 2004-12-28 |