Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401930 | Service protection method and network node | Gang Xie, Hao Li | 2025-08-26 |
| 12244338 | Same-cable probability detection method and apparatus | Chunhui Chen, Minghui Fan | 2025-03-04 |
| 12068952 | Routing information publishing method, apparatus, and system | Yu Zheng, Wei Chen | 2024-08-20 |
| 12028450 | Quantum key relay method based on centralized management and control network, and apparatus | Changzheng Su, Liangliang Lu, Su-Chen Hu | 2024-07-02 |
| 11848698 | Path protection method and network node | Gang Xie, Hao Li, Min Zhao, Haomian Zheng | 2023-12-19 |
| 7773877 | Method for handling channel failures in an automatically switched optical network | Yu-Shuang Yang | 2010-08-10 |