Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822627 | Systems and methods for downhole cement evaluation | — | 2017-11-21 |
| 9594177 | Using higher order harmonics to determine acoustic impedance of material behind borehole casings | Andrew Hayman, Kenneth K. Liang | 2017-03-14 |