Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6895144 | Structure and method for manufacturing compact optical power monitors of highly reliable performance | — | 2005-05-17 |
| 6741813 | Interference-based DWDM optical interleaver using beam splitting and selective phase shifting and re-combining | Zhenpeng Su, Yi Qin, Hongchuan Wang | 2004-05-25 |
| 6603906 | Multi-port optical power monitoring package and method of manufacturing | Yi Qin, Kurt Francis | 2003-08-05 |