Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9014185 | State-based filtering on a packet switch appliance | Patrick Pak Tak Leong, King L. Won | 2015-04-21 |
| 8315256 | State-based filtering on a packet switch appliance | Patrick Pak Tak Leong, King L. Won | 2012-11-20 |