Issued Patents 2004
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817410 | Intelligent well system and method | Rodney J. Wetzel, Sudhir Pai, David R. Smith, Peter V. Howard, Craig D. Johnson +2 more | 2004-11-16 |
| 6808020 | Debris-free valve apparatus and method of use | Christian D. Garcia, Stephane J. Virally, Steven L. Anyan | 2004-10-26 |
| 6799637 | Expandable tubing and method | L. McD. Schetky, Craig D. Johnson, Matthew R. Hackworth | 2004-10-05 |
| 6789621 | Intelligent well system and method | Rodney J. Wetzel, Sudhir Pai, David R. Smith, Peter V. Howard, Craig D. Johnson +1 more | 2004-09-14 |
| 6772836 | Expandable tubing and method | L. McD. Schetky, Craig D. Johnson, Matthew R. Hackworth | 2004-08-10 |
| 6766857 | Thru-tubing sand control method and apparatus | James A. Pramann, II | 2004-07-27 |
| 6758272 | Apparatus and method for obtaining proper space-out in a well | Ezio Toffanin | 2004-07-06 |
| 6749024 | Sand screen and method of filtering | — | 2004-06-15 |
| 6732803 | Debris free valve apparatus | Christian D. Garcia, Stephane J. Virally, Steven L. Anyan | 2004-05-11 |
| 6719064 | Expandable completion system and method | Colin Price-Smith, Craig D. Johnson, Matthew R. Hackworth, Garry Sinclair | 2004-04-13 |
| 6695067 | Wellbore isolation technique | Craig D. Johnson | 2004-02-24 |
| 6695054 | Expandable sand screen and methods for use | Craig D. Johnson, Matthew R. Hackworth | 2004-02-24 |
| 6679334 | Use of helically wound tubular structure in the downhole environment | Craig D. Johnson, Thomas H. Zimmerman | 2004-01-20 |
| 6675901 | Use of helically wound tubular structure in the downhole environment | Craig D. Johnson, Thomas H. Zimmerman | 2004-01-13 |