Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823564 | Automatic leveling laser marking indication device | Chengrong Zhuang | 2020-11-03 |
| 10645391 | Graphical instruction data processing method and apparatus, and system | Xingge Du, Zhiming Nie, Congbing Li, Feng Ai, Yu Gu +9 more | 2020-05-05 |