Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181633 | Loaded-to-frame detection equipment and method for backfill grouting of shield tunnel | Xiongyao Xie, Biao Zhou, Hui Qin, Yifan Chen | 2021-11-23 |
| D845017 | Injection-molded foldable seat | — | 2019-04-09 |