Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746608 | Method and device for hole cleaning and drilling hydraulic design | Feifei Zhang, Andrey Filippov | 2023-09-05 |
| 11714939 | Determining gas leak flow rate in a wellbore environment | Andrey Filippov | 2023-08-01 |