Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478091 | Expandable liner and associated methods of regulating fluid flow in a well | — | 2002-11-12 |
| 6457518 | Expandable well screen | Ana M. Castano-Mears, Ralph H. Echols | 2002-10-01 |
| 6382323 | Releasable no-go tool | David Joe Steele | 2002-05-07 |