Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823865 | Respiratory mask having gas washout vent and gas washout vent assembly for respiratory mask | Joanne Elizabeth Drew, Alexander Virr | 2004-11-30 |
| 6691707 | Connector for a respiratory mask and a respiratory mask | Michael Kassipillai Gunaratnam, Joanne Elizabeth Drew, Phillip Jenkinson, Susan Robyn Lynch | 2004-02-17 |