Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016925 | Mini-portable oxygen concentrator | Norman R. McCombs, Robert Bosinski, Michael Valvo | 2011-09-13 |
| D642273 | Mini-portable oxygen concentrator | Norman R. McCombs, Robert Bosinski | 2011-07-26 |
| 7491040 | Compact compressor | Norman R. McCombs, Robert Bosinski | 2009-02-17 |
| D550360 | Portable oxygen concentrator | Norman R. McCombs, Robert Bosinski | 2007-09-04 |
| 6959728 | Rotary cam valve | Norman R. McCombs, Robert Bosinski | 2005-11-01 |
| 6949133 | Portable oxygen concentrator | Norman R. McCombs, Michael A. Chimiak, Andrezj Klimaszewski | 2005-09-27 |
| 6764534 | Portable oxygen concentrator | Norman R. McCombs, Michael A. Chimiak, Andrezj Klimaszewski | 2004-07-20 |
| 6558451 | Multiple bed pressure swing adsorption method and apparatus | Norman R. McCombs | 2003-05-06 |