Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11677591 | Bidirectional isolated communication circuit and method for differential signal | Kewei LU, Ji Li, Meiai Lin, Yang Li | 2023-06-13 |
| 6344219 | Chinese drug composition for treatment of peptic ulcer and preparation thereof | Yongchuan Zhang, Yuyao Chen | 2002-02-05 |