Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9910500 | Smart signage system | Pei Man James She | 2018-03-06 |
| 7634812 | Filter generation | Manuel Costa, Miguel Castro, Antony Rowstron | 2009-12-15 |
| 7634813 | Self-certifying alert | Manuel Costa, Miguel Castro, Antony Rowstron | 2009-12-15 |
| 7603715 | Containment of worms | Manuel Costa, Miguel Castro, Antony Rowstron | 2009-10-13 |