Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708818 | Air filtering assembly for use with oxygen concentrating equipment | — | 2010-05-04 |
| D329288 | Cabinet for an oxygen concentrator | Gregory R. Miller, James S. Veesaert | 1992-09-08 |
| 4545790 | Oxygen concentrator | Gregory R. Miller | 1985-10-08 |
| 4505128 | Compressor system for discharging dry air | Gregory R. Miller | 1985-03-19 |