Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393191 | Optical terminal for optical fibers with output angle control | Junbo Chen, Qingdong Guo | 2002-05-21 |
| 6331912 | Optical circulator | Qing Guo, Xing Long Wang | 2001-12-18 |
| 6134362 | Short length fused fiber optical couplers and method of making same | Guodong Hou, Jie Yuan Cao | 2000-10-17 |
| 5930039 | Optical circulator | Wei Li, Qing Guo | 1999-07-27 |
| 5909310 | Optical circulator | Wei Li, Qing Guo | 1999-06-01 |