Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11072116 | Switching device for printing mode of 3D printer | Jianzhe Li, Hua Feng, Wangping Long | 2021-07-27 |
| 11059218 | Methods for adjusting height of a 3D printer nozzle | Hua Feng, Jianzhe Li, Jinjing Zhang, Wangping Long, Xiaoyu Wu +4 more | 2021-07-13 |
| 11046013 | Extruder calibration method for dual-extruder 3D printer and system thereof | Hua Feng, Jianzhe Li, Jinjing Zhang, Xiaoyu Wu, Zhongwei Yu +1 more | 2021-06-29 |