Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836459 | Self-propelled integrated ship for transporting and installing immersed tubes of underwater tunnel and construction process | Yiyong Li, Qiang Guo | 2020-11-17 |
| 10781567 | Foundation treatment method for piling foundation structure by penetrating hardpan layer | Yiyong Li, Naishou Zhang, Chao Gao, Bingchuan Guo | 2020-09-22 |
| 10689828 | Dredging system and dredger for pre-paved gravel foundation bed surface in open sea deepwater | Ming Lin, Xuejun Wang, Gang Yin, Linlin Yuan, Faqiang Su +16 more | 2020-06-23 |