Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425111 | Bridge intelligent cable system with built-in fiber grating sensor | Lihua Liu, Xia Zhao, Desheng Jiang, Huajuan Xue, Zhubing Zhou +3 more | 2013-04-23 |
| 6973235 | Optical filter device having molded, single-index collimating lens | River Yang, Qing Liu | 2005-12-06 |
| 6798949 | Optical assembly with integrated lens protrusion | Qing Liu, River Yang | 2004-09-28 |
| 6768823 | Optical isolator | River Yang, Qing Liu | 2004-07-27 |
| 6704477 | Optical switch | — | 2004-03-09 |
| 6694077 | Optical collimator with molding lens | Qiang Liu, River Yang | 2004-02-17 |