Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581681 | Bridge plug for use in a wellbore | Patrick J. Zimmerman, Danny W. Wagoner, David J. Speller | 2003-06-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581681 | Bridge plug for use in a wellbore | Patrick J. Zimmerman, Danny W. Wagoner, David J. Speller | 2003-06-24 |