Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766800 | Pressure regulating valve for use in continuous positive airway pressure devices | Edmond Chu, Tim Quinn, Hung Tran | 2004-07-27 |
| 6581595 | Positive airway pressure device with indirect calorimetry system | William B. Ross | 2003-06-24 |