Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198295 | Piezoelectric printing device with outer surface electrode layer | Yonglin Xie, Huiqiang Lv, Jianbin Lu, Xuan Du | 2021-12-14 |
| 11192365 | Piezoelectric printhead and printing system | Liqiang Zhu, Yonglin Xie, Jianfei Jiang | 2021-12-07 |
| 11173714 | Piezoelectric printing device with vias through piezoelectric plate | Jianbin Lu, Yonglin Xie, Huiqiang Lv, Xuan Du | 2021-11-16 |
| 11175334 | Method and device for calculating household appliance faults | Dong Chen, Yongfu Cheng, Li Guo, Pengan Li | 2021-11-16 |