Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10376906 | Gas and liquid knife and control method thereof | Hongbo Zhang, Qingqing Ma, Yubao Zi, Zuhong Liu | 2019-08-13 |
| 10186434 | Nozzle and etching apparatus | Xilong Ding, Eryuan Huang, Chengsheng Wang, Yubao Zi, Zuhong Liu | 2019-01-22 |