Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209565 | High precision acoustic logging processing for compressional and shear slowness | Ruijia Wang, Chung Chang, Kristoffer Thomas Walker | 2021-12-28 |
| 11112519 | Automatic slowness-frequency range determination for advanced borehole sonic data processing | Ruijia Wang, Chung Chang, John Philip Granville | 2021-09-07 |