Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228217 | Magnetic pressure retaining control device | Heping Xie, Mingzhong Gao, Guikang Liu, Ling Chen, Bo Yu +5 more | 2025-02-18 |
| 12221849 | Internal blowout-prevention gas-retaining connector for mine | Mingzhong Gao, Ling Chen, Jianan Li, Cong Li, Zhiqiang He +3 more | 2025-02-11 |
| 12216021 | Simulation device for magnetic closing of flap valve | Mingzhong Gao, Heping Xie, Guikang Liu, Ling Chen, Cong Li +7 more | 2025-02-04 |
| 12018535 | Continuous conduit operation apparatus | Mingzhong Gao, Ling Chen, Le Zhao, Jianan Li, Bo Yu +4 more | 2024-06-25 |
| 12018536 | Continuous conduit apparatus based on guiding and injecting integrated mechanism | Mingzhong Gao, Heping Xie, Ling Chen, Le Zhao, Jianan Li +4 more | 2024-06-25 |
| 11821271 | Guiding and injecting integrated mechanism for continuous conduit | Heping Xie, Mingzhong Gao, Ling Chen, Le Zhao, Bo Yu +4 more | 2023-11-21 |