Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331593 | Combined drill bit based on electro-pulse-drilling technology | Xiaohua Zhu, Weiji Liu | 2025-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331593 | Combined drill bit based on electro-pulse-drilling technology | Xiaohua Zhu, Weiji Liu | 2025-06-17 |