Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8176986 | Method of circulating while retrieving bottom hole assembly in casing | Tommy M. Warren, Michael Brouse | 2012-05-15 |
| 7845417 | Method of circulating while retrieving downhole tool in casing | Tommy M. Warren, Michael Brouse | 2010-12-07 |