Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12389533 | Printed circuit board | Zhongmin Wei, Bi YI, Yonghui Ren | 2025-08-12 |
| 11696399 | Circuit board | Bi YI, Zhongmin Wei | 2023-07-04 |
| 11457529 | Circuit board, apparatus and method for forming via hole structure | Yingxin Wang, Bi YI, Huazhang CAO | 2022-09-27 |