Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12189358 | Monitoring method for vibration drilling state of stack structure material | Yan Chen, Nan Guo, Chaoren Yan, Yucan Fu, Honghua Su +1 more | 2025-01-07 |
| 11293254 | Expansion tool assembly for expandable tubular | Binggui Xu, Depei Shi, Hongwei Yin, Huijuan Guo, Guodong Zhan +12 more | 2022-04-05 |
| 10858917 | Expandable liner hanger | Hongwei Yin, Wanjun Li, Huijuan Guo, Guojun Liu, Binggui Xu +11 more | 2020-12-08 |