Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233211 | Systems and methods for mitigating noise and vibration in a portable oxygen concentrator | Daniel Wayne Chin, Peter Hansen | 2025-02-25 |
| 12208212 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, Patrick Burgess, Daniel Wayne Chin | 2025-01-28 |
| 12173827 | Compact portable oxygen concentrator | Peter Hansen, Daniel Wayne Chin, Patrick Burgess, Michael J. Pollack | 2024-12-24 |
| 11821559 | Compact portable oxygen concentrator | Peter Hansen, Daniel Wayne Chin, Patrick Burgess, Michael J. Pollack | 2023-11-21 |
| 11801359 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, John Stump, Patrick Burgess | 2023-10-31 |
| 11786689 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, John Stump, Patrick Burgess, Daniel Wayne Chin | 2023-10-17 |
| 11686415 | Compact portable oxygen concentrator | Peter Hansen, Daniel Wayne Chin, Patrick Burgess, Michael J. Pollack | 2023-06-27 |
| 11484680 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, Patrick Burgess, Daniel Wayne Chin | 2022-11-01 |
| 11293577 | Compact portable oxygen concentrator | Peter Hansen, Daniel Wayne Chin, Patrick Burgess, Michael J. Pollack | 2022-04-05 |
| D940648 | Oxygen concentrator battery | Peter Hansen, Daniel Wayne Chin, Patrick Burgess | 2022-01-11 |
| D930835 | Oxygen concentrator | Peter Hansen, Daniel Wayne Chin, Patrick Burgess | 2021-09-14 |
| 11083865 | Compact portable oxygen concentrator | Peter Hansen, Patrick Burgess, Daniel Wayne Chin | 2021-08-10 |
| 10869986 | Gas concentrator with removable cartridge absorbent beds | Peter Hansen, John Stump, Patrick Burgess, Daniel Wayne Chin | 2020-12-22 |
| 10786644 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, John Stump, Patrick Burgess | 2020-09-29 |
| D894117 | Oxygen concentrator battery | Patrick Burgess, Daniel Wayne Chin, Peter Hansen | 2020-08-25 |
| 10695520 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, Patrick Burgess, Daniel Wayne Chin | 2020-06-30 |
| D860459 | Oxygen concentrator | Patrick Burgess, Daniel Wayne Chin, Peter Hansen | 2019-09-17 |
| 10004869 | Gas concentrator with removable cartridge adsorbent beds | Peter Hansen, John Stump, Patrick Burgess, Daniel Wayne Chin | 2018-06-26 |
| 9592360 | Gas concentrator with removable cartridge adsorbent beds | Patrick Burgess, Peter Hansen, John Stump | 2017-03-14 |
| 9283346 | Personal use oxygen concentrator with integrated fire safety | Peter Hansen, Daniel Wayne Chin, Michael J. Pollack, Cristian Goebner | 2016-03-15 |
| D749220 | Portable oxygen concentrator | Peter Hansen, John Stump, Patrick Burgess | 2016-02-09 |
| 9220864 | Adsorber replacement notification for a portable gas concentrator | Peter Hansen | 2015-12-29 |
| D706211 | Oxygen concentrator battery | Peter Hansen, John Stump, Patrick Burgess | 2014-06-03 |
| 8702841 | Adsorber replacement notification for a portable gas concentrator | Peter Hansen | 2014-04-22 |
| D700701 | Oxygen concentrator | Peter Hansen, John Stump, Patrick Burgess | 2014-03-04 |