Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12389533 | Printed circuit board | Changgang YIN, Zhongmin Wei, Yonghui Ren | 2025-08-12 |
| 11696399 | Circuit board | Changgang YIN, Zhongmin Wei | 2023-07-04 |
| 11457529 | Circuit board, apparatus and method for forming via hole structure | Changgang YIN, Yingxin Wang, Huazhang CAO | 2022-09-27 |
| 10064271 | PCB processing method and PCB | Fengchao Ma, Yonghui Ren, Wang XIONG, Yingxin Wang | 2018-08-28 |