Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9649464 | Oxygen concentrator apparatus and method having an ultrasonic detector | William R. Wilkinson, Allan Westersten | 2017-05-16 |
| 9649465 | Oxygen concentrator apparatus and method having variable operation modes | William R. Wilkinson, Allan Westersten | 2017-05-16 |
| 8915248 | Oxygen concentrator apparatus and method with an oxygen assisted venting system | William R. Wilkinson, Allan Westersten | 2014-12-23 |
| 8794237 | Oxygen concentrator apparatus and method having flow restricted coupling of the canisters | William R. Wilkinson, Allan Westersten | 2014-08-05 |
| D606655 | Portable oxygen concentrator | William R. Wilkinson, Allan Westersten | 2009-12-22 |
| 5641458 | Flow through cell assembly | William R. Wilkinson | 1997-06-24 |