Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8569213 | Drilling fluids having reduced sag potential and related methods | Jeffrey J. Miller, Nicholas Charles Braley, Donald R. Siems, Dale E. Jamison | 2013-10-29 |
| 8476201 | Drilling fluids having reduced sag potential and related methods | Jeffrey J. Miller, Nicholas Charles Braley, Donald R. Siems, Dale E. Jamison | 2013-07-02 |