Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11407077 | Device for repairing appearance defects and repair method | Ketao NING | 2022-08-09 |
| 11242596 | Film forming method | Dagang Liu, Feng Liu | 2022-02-08 |
| 10662001 | Feeder system | Dagang Liu | 2020-05-26 |
| 10569529 | Screen printing system and cleaning method thereof | Qingfeng Jiang, Dagang Liu | 2020-02-25 |