Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9042689 | Optical switch and optical switch array | Qinghua Chen, Haixia Zhang, Wengang Wu, Jun Zhao | 2015-05-26 |
| 8965200 | Method, apparatus and system for detecting connection status of optical fiber jumper | Jun Zhao, Bo Wang, Xiaolei Shan | 2015-02-24 |
| 8917987 | Method and apparatus for detecting branch fibers, and passive optical network | Jun Zhao, Shijun Wang, Xiaolei Shan, Bo Wang | 2014-12-23 |
| 8891915 | Optical switch system and feedback control method of signal light | Shijun Wang, Jun Zhao | 2014-11-18 |
| 8660392 | Optical cable and optical cable system | Wenxin Wu, De-Jiun Li, Jun Zhao, Yanhua Xiong | 2014-02-25 |