Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6041861 | Method to determine self-calibrated circumferential cased bond impedance | Batakrishna Mandal | 2000-03-28 |
| 5043948 | Borehole televiewer system | Bobby J. Hallmark, Robert B. Mayer | 1991-08-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6041861 | Method to determine self-calibrated circumferential cased bond impedance | Batakrishna Mandal | 2000-03-28 |
| 5043948 | Borehole televiewer system | Bobby J. Hallmark, Robert B. Mayer | 1991-08-27 |