Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331602 | Well-killing system for ultra-deep well drilling with co-existence of overflow and lost circulation and operation method thereof | Bangtang Yin, Kai-Ten Feng, Baojiang Sun, Zhiyuan Wang, Yonghai Gao +2 more | 2025-06-17 |
| 7792157 | Method, system and device for clock transmission between sender and receiver | Xiuguo Cui | 2010-09-07 |