Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11604182 | Apparatus and method for detecting grout compactness in grouted splice sleeve | Zhiguo ZHOU, Xiaoli Sun, Hongye Wang, Jun Yang, Hesong HU +6 more | 2023-03-14 |
| 11505908 | Drilling apparatus and PHC pipe cased pile, and method of drilling with PHC pipe cased pile | Zhiguo ZHOU, Xiaoli Sun, Jun Yang, Hesong HU | 2022-11-22 |
| 11214938 | Construction method for pouring concrete in karst cave | Hang Chen, Hesong HU | 2022-01-04 |
| 9359738 | Quick coupling for pipe pile | Yuliang Qi, Hesong HU | 2016-06-07 |