Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938689 | Communicating with a tool | Simon L. Farrant, Nolan C. Lerche, James E. Brooks, Edward H. Rogers, Anthony F. Venersuo | 2005-09-06 |
| 6148263 | Activation of well tools | James E. Brooks, Nolan C. Lerche, Gerald W. Robertson | 2000-11-14 |