Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891892 | Square pile construction method and equipment of a rotary drilling rig | Jie Zheng, Changwei Li | 2024-02-06 |
| 11876016 | Methods for forming hole structure in semiconductor device | Gang Yang, Xiang Hui Zhao, Zui Xin Zeng, Lianjuan Ren, Jian Dai | 2024-01-16 |