Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D648747 | Compressor end cap | Norman R. McCombs, Michael Valvo | 2011-11-15 |
| 8016925 | Mini-portable oxygen concentrator | Norman R. McCombs, Robert Casey, Michael Valvo | 2011-09-13 |
| D642273 | Mini-portable oxygen concentrator | Norman R. McCombs, Robert Casey | 2011-07-26 |