Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10145978 | System and method of determining a value indicative of hydrogen index | Weijun Guo | 2018-12-04 |
| 10061054 | Downhole annulus evaluation apparatus, systems, and methods | Weijun Guo | 2018-08-28 |