Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10514426 | Smart jumper cable having a display module | Dewen Ma | 2019-12-24 |
| 10340798 | Switching control method for a dual auxiliary power supply | Yexin Ji | 2019-07-02 |
| 10243382 | Car jump starter power bank and battery pack connecting method thereof | Jixiang Xie, Xiong Li, Dewen Ma | 2019-03-26 |