Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10688539 | Cleaning device and cleaning method implemented by the same | Xianfeng Zheng, Yangkun Jing | 2020-06-23 |
| 10139657 | Transfer plate | Xianfeng Zheng, Jianzheng Zhang, Jinyan Cheng | 2018-11-27 |