Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918672 | Shroud for a well screen | Robert D. Whitworth | 1999-07-06 |
| 5823260 | Well screen | Robert D. Whitworth | 1998-10-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918672 | Shroud for a well screen | Robert D. Whitworth | 1999-07-06 |
| 5823260 | Well screen | Robert D. Whitworth | 1998-10-20 |