Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7588077 | Downhole tubular seal system and method | — | 2009-09-15 |
| 7493945 | Expandable packer with mounted exterior slips and seal | James C. Doane, Nicholas S. Conner | 2009-02-24 |
| 7387170 | Expandable packer with mounted exterior slips and seal | James C. Doane, Nicholas S. Conner | 2008-06-17 |
| 7341110 | Slotted slip element for expandable packer | James C. Doane | 2008-03-11 |
| 7134504 | Expandable packer with anchoring feature | James C. Doane, John L. Baugh | 2006-11-14 |
| 7117949 | Expandable packer with anchoring feature | James C. Doane, John L. Baugh | 2006-10-10 |
| 7051805 | Expandable packer with anchoring feature | James C. Doane | 2006-05-30 |
| 7044231 | Expandable packer with anchoring feature | James C. Doane, John L. Baugh | 2006-05-16 |
| 6986390 | Expandable packer with anchoring feature | James C. Doane | 2006-01-17 |
| 6959759 | Expandable packer with anchoring feature | James C. Doane | 2005-11-01 |