Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398624 | Self-energizing seal for expandable liner hanger | Xiaoguang Allan Zhong, Yian Zhao, Shobeir Pirayeh Gar | 2025-08-26 |
| 12352138 | Expansion tool with a hybrid cone for expansion of an expandable liner hanger in a wellbore | Stephen Ross Maddux, Shengjun Yin | 2025-07-08 |
| 12203349 | Two-stage expandable liner hanger | Shanu Thottungal Eldho | 2025-01-21 |