Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11083864 | Connector system for an apparatus that delivers breathable gas to a patient | Philip Rodney Kwok, Karthikeyan Selvarajan | 2021-08-10 |
| 10960239 | Headgear tensioning for respiratory mask | Robert Edward Henry, Philip Rodney Kwok, Philip John Gunning, Karthikeyan Selvarajan, Paul Anthony Green +3 more | 2021-03-30 |