Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7858366 | Integrated airborne substance collection and detection system | Allen Northrup, Farzad Pourahmadi, Bob Yuan | 2010-12-28 |
| 7705739 | Integrated airborne substance collection and detection system | Allen Northrup, Farzad Pourahmadi, Bob Yuan | 2010-04-27 |
| 7633606 | Integrated airborne substance collection and detection system | Allen Northrup, Farzad Pourahmadi, Bob Yuan | 2009-12-15 |