Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9807478 | Optical buffer and methods for storing optical signal | Liang Song, Yaoda Liu | 2017-10-31 |
| 9709744 | Annular optical shifter and method for shifting optical signal | Liang Song, Yaoda Liu | 2017-07-18 |