Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11644060 | Threaded nut | Qingshui Ma, Huosheng Zhan, Chuanbao Zhu | 2023-05-09 |
| 11644061 | Mounting and dismounting nut structure | Yuzheng Wu, Qingshui Ma, Huosheng Zhan, Chuanbao Zhu | 2023-05-09 |
| 11585367 | Installation nut | Qingshui Ma, Huosheng Zhan, Chuanbao Zhu | 2023-02-21 |