Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8404030 | Propeller driven self-renewing air filter | — | 2013-03-26 |
| 7117274 | Graphical user interface and approach therefor | Daniel Lee Avery, Michael J. Smith, Joel Bailey | 2006-10-03 |
| 6843834 | Self-renewing air filter | — | 2005-01-18 |
| 5078125 | Back massaging apparatus | — | 1992-01-07 |