Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11059218 | Methods for adjusting height of a 3D printer nozzle | Xi Cao, Hua Feng, Jianzhe Li, Jinjing Zhang, Wangping Long +4 more | 2021-07-13 |
| 11046013 | Extruder calibration method for dual-extruder 3D printer and system thereof | Hua Feng, Jianzhe Li, Jinjing Zhang, Xi Cao, Xiaoyu Wu +1 more | 2021-06-29 |