Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491108 | Drillable bridge plug | Gabriel Slup | 2002-12-10 |
| 6414905 | Method and apparatus for communicating coded messages in a wellbore | Steve C. Owens, Brett W. Bouldin, David Rothers, Michael W. Holcombe | 2002-07-02 |