Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10348406 | Electrical interface module | Chungang Zhang, Shu Hua Liu, Liang Shi | 2019-07-09 |
| 10189680 | Landing-door door lock device | Yongtao Yang, Huanfeng Liu, Chong Chen, QingXi Cai, Junfeng Wu | 2019-01-29 |