Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368701 | Subscription data management method and apparatus | Kaiping Xue, Hangyu Tian | 2025-07-22 |
| 12278921 | Blockchain-based roaming transaction method and apparatus | Yanping Zhang, Weihua Hu | 2025-04-15 |
| 12206806 | Data sharing method, device, and system | Yanping Zhang, Weihua Hu | 2025-01-21 |
| 11778455 | Subscriber identity management method, device, and system | Weihua Hu, Yanping Zhang | 2023-10-03 |