Issued Patents 2024
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12084973 | Blockage-proof water diversion and drainage devices for highway tunnel construction | Guoyu Li, Yapeng Cao | 2024-09-10 |
| 12085212 | Pipeline support devices for preventing melting and sinking based on gas heat exchange | Yapeng Cao, Guoyu Li, Changqing Li, Kai Gao | 2024-09-10 |
| 12065797 | Rod-type pile foundation for preventing pile body from being heaved and operating method thereof | Guoyu Li, Yapeng Cao, Sai Ying, Qingsong Du | 2024-08-20 |
| 12055533 | Monitoring devices for methane gas in hot thaw lake ponds in tundra regions | Guoyu Li, Buxiang Wang, Qingsong Du | 2024-08-06 |
| 11891771 | Devices for preventing frost heaving and thawing settlement | Yapeng Cao, Guoyu Li, Wei-Yin Ma, Zhixiang Chen, Buxiang Wang | 2024-02-06 |
| 11892101 | Anti-frost heaving supports and methods for crude oil pipelines crossing permafrost regions | Yapeng Cao, Guoyu Li, Wei-Yin Ma, Kai Gao, Gang Wu | 2024-02-06 |