Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11878120 | Control system for portable oxygen concentrator | Perry Karl Jagger, Albert A. Lucio | 2024-01-23 |
| 11389614 | Removable cartridge for oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2022-07-19 |
| 10702669 | Removable cartridge for oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2020-07-07 |
| 10357628 | Removable cartridge for oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2019-07-23 |
| 10335570 | Method of separating and distributing oxygen | Nicholas P. Van Brunt, Perry B. Lonnes, John A. Kivisto | 2019-07-02 |
| 9695806 | Method of controlling gaseous fluid pump | Nicholas P. Van Brunt, John A. Kivisto | 2017-07-04 |
| 8695600 | Method of separating and distributing oxygen | Nicholas P. Van Brunt, Perry B. Lonnes, John A. Kivisto | 2014-04-15 |
| 8597408 | Apparatus for separating oxygen from ambient air | Nicholas P. Van Brunt, Perry B. Lonnes, John A. Kivisto | 2013-12-03 |
| 8394178 | Apparatus for separating oxygen from ambient air | Nicholas P. Van Brunt, Perry B. Lonnes, John A. Kivisto | 2013-03-12 |
| 8020553 | Ambulatory oxygen concentrator containing a three phase vacuum separation system | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2011-09-20 |
| 7954490 | Method of providing ambulatory oxygen | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2011-06-07 |
| 7866315 | Method and apparatus for controlling the purity of oxygen produced by an oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2011-01-11 |
| 7766010 | Method of controlling the rate of oxygen produced by an oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2010-08-03 |
| 7604004 | Personal oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2009-10-20 |
| 7604005 | Adsorbent cartridge for oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2009-10-20 |
| 7431032 | Low power ambulatory oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2008-10-07 |
| 7171963 | Product pump for an oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2007-02-06 |
| 7121276 | Personal oxygen concentrator | Nicholas P. Van Brunt, John A. Kivisto, Perry B. Lonnes | 2006-10-17 |
| RE38747 | Vial filling apparatus | — | 2005-06-28 |
| 6641644 | Pressure swing adsorption gas separation method and apparatus | Alexander E. Van Brunt, Nicholas P. Van Brunt | 2003-11-04 |
| 6615893 | Filter forming and joining apparatus | Timothy R. Hedlund, Wilmer E. Blietz, Kevin D. Strand, James R. Sim, Gregory V. Spaulding +1 more | 2003-09-09 |
| 6616785 | Filter forming and joining method | Timothy R. Hedlund, Wilmer E. Blietz, Kevin D. Strand, James R. Sim, Gregory V. Spaulding +1 more | 2003-09-09 |
| 6511526 | Pressure swing adsorption gas separation method and apparatus | Alexander E. Van Brunt, Nicholas P. Van Brunt | 2003-01-28 |
| RE37471 | Vial filling apparatus | — | 2001-12-18 |
| 6230777 | Filter forming and joining apparatus | Timothy R. Hedlund, Wilmer E. Blietz, Kevin D. Strand, James R. Sim, Gregory V. Spaulding +1 more | 2001-05-15 |