Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352706 | Multi-channel radiographic inspection device | Li Zhang, Qingping Huang, Mingzhi HONG | 2025-07-08 |
| 11144991 | Cognitive assessment system | — | 2021-10-12 |
| 10644475 | Random distributed Rayleigh feedback fiber laser based on double-cladding weakly ytterbium-doped fiber | Jiaqi Li, HAN WU, Yunjiang Rao | 2020-05-05 |
| 10564012 | Method of improving measurement speed of distributed optical fiber sensor by adopting orthogonal signals and system thereof | Ji Xiong, Lianlian Xie, Yunjiang Rao | 2020-02-18 |
| 10491298 | Hybrid random fiber laser distributed amplification method based on erbium fiber with low doping concentration | Yunjiang Rao, Yun Fu, Jiaqi Li | 2019-11-26 |
| 9841349 | Method for distributedly measuring polarization transmission matrices of optical fiber and system thereof | Yun Fu, Yunjiang Rao | 2017-12-12 |
| 9163960 | Long-distance polarization and phase-sensitive optical time-domain reflectometry based on random laser amplification | Yunjiang Rao, Zengling Ran | 2015-10-20 |